CN116582644A - Personnel track tracing method and system based on BIM video monitoring - Google Patents
Personnel track tracing method and system based on BIM video monitoring Download PDFInfo
- Publication number
- CN116582644A CN116582644A CN202310496532.8A CN202310496532A CN116582644A CN 116582644 A CN116582644 A CN 116582644A CN 202310496532 A CN202310496532 A CN 202310496532A CN 116582644 A CN116582644 A CN 116582644A
- Authority
- CN
- China
- Prior art keywords
- personnel
- information
- monitoring
- positioning
- module
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000012544 monitoring process Methods 0.000 title claims abstract description 291
- 238000000034 method Methods 0.000 title claims abstract description 38
- 238000004458 analytical method Methods 0.000 claims abstract description 35
- 230000005856 abnormality Effects 0.000 claims abstract description 23
- 230000000694 effects Effects 0.000 claims description 38
- 230000000007 visual effect Effects 0.000 claims description 20
- 238000004891 communication Methods 0.000 claims description 14
- 238000003384 imaging method Methods 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 11
- 230000001815 facial effect Effects 0.000 claims description 10
- 238000004364 calculation method Methods 0.000 claims description 6
- 230000002159 abnormal effect Effects 0.000 description 10
- 238000010276 construction Methods 0.000 description 6
- 238000013461 design Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000035484 reaction time Effects 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 206010000117 Abnormal behaviour Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007405 data analysis Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/22—Electrical actuation
- G08B13/24—Electrical actuation by interference with electromagnetic field distribution
- G08B13/2491—Intrusion detection systems, i.e. where the body of an intruder causes the interference with the electromagnetic field
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/67—Focus control based on electronic image sensor signals
- H04N23/675—Focus control based on electronic image sensor signals comprising setting of focusing regions
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Alarm Systems (AREA)
Abstract
The invention provides a personnel track tracing method and a system based on BIM video monitoring, wherein the method comprises the steps of establishing a monitoring system; the monitoring system comprises a video monitoring system; positioning equipment and a BIM model; the video monitoring system comprises a plurality of groups of cameras, wherein each group of cameras comprises two fixed-focus cameras; setting a positioning label for personnel and managing access rights; monitoring personnel in real time, and alarming when abnormality is found; the system used by the method comprises a monitoring system building module, a positioning and access authority management module, a real-time monitoring module and a sorting analysis and query module, and the method and the system realize accurate positioning and tracking of personnel trajectories; the safety of personnel and articles is effectively ensured; the quick search of the personnel track is realized, and the safety and the efficiency are improved.
Description
Technical Field
The invention relates to the technical field of safety monitoring, in particular to a personnel track tracing method and system based on BIM video monitoring.
Background
In recent years, with the rapid development of town roads, the mobility of urban personnel becomes more and more frequent; aiming at places where people are concentrated, such as railway stations, airports or busy shopping malls, the safety problem becomes more and more serious along with the increase of the mobility of the people, for this reason, people install a large number of cameras in the places, and hire a large number of people to monitor through on-site inspection and monitoring centers, so as to prevent dangerous accidents; however, the practice finds that the measures ensure the safety to a certain extent, but consume a great deal of manpower at the same time; these monitoring systems typically provide limited information, such as activity at a particular location at a particular point in time, and lack real-time tracking and traceability. In addition, conventional monitoring systems often fail to fully utilize Building Information Models (BIMs) and other data sources, failing to provide a more comprehensive and thorough analysis and understanding of personnel activities; therefore, it is particularly important to design and develop a personnel trace tracing system and method based on BIM and video monitoring, which can quickly and efficiently find problems and early warn.
Disclosure of Invention
The invention provides a personnel track tracing method and system based on BIM video monitoring, which are used for tracking and recording personnel activities in buildings and other facilities in real time, fully utilizing other data sources such as BIM and the like to provide more comprehensive and deep analysis and understanding, and simultaneously realizing early warning of abnormal conditions.
The invention provides a personnel track tracing method based on BIM video monitoring, which comprises the following steps:
s1, establishing a monitoring system; the monitoring system comprises a video monitoring system; positioning equipment and a BIM model; the video monitoring system comprises a plurality of groups of cameras, wherein each group of cameras comprises two fixed-focus cameras;
s2, setting a positioning label for personnel and managing access rights;
s3, monitoring personnel in real time, and alarming in time when abnormality is found;
s4, performing arrangement analysis on the monitoring data and setting access rights.
Further, a personnel track tracing method based on BIM video monitoring is provided, and a monitoring system is established; the monitoring system comprises a video monitoring system; positioning equipment and a BIM model; the video monitoring system comprises a plurality of groups of cameras, wherein each group of cameras comprises two fixed-focus cameras; comprising the following steps:
S11, arranging a plurality of groups of cameras in a video monitoring area; establishing a video monitoring system; setting a plurality of groups of cameras of different types, wherein each group comprises a visual intercom camera, two fixed focal length cameras, a panoramic camera and a 5G communication module and a power module which are arranged in the visual intercom camera;
s12, setting positioning equipment in a monitoring area; synchronizing the time stamps of the camera and the positioning equipment;
s13, building a BIM model, and associating the BIM model with the video monitoring system.
Further, a personnel track tracing method based on BIM video monitoring is provided, wherein positioning labels are set for personnel and access authorities are managed; comprising the following steps:
s21, wearing a positioning label for a person entering a monitoring area, numbering the positioning label, and identifying the information of the person through the positioning label and a camera;
s22, presetting authority and access time of personnel entering a key area; collecting information of personnel needing to enter a key area, wherein the information comprises a positioning label number, facial information, clothing information and figure information;
s23, transmitting the positioning information and the video information to a server in real time, and confirming personnel and position information by the server according to the positioning label and the video information and dynamically displaying by a BIM model.
Further, a personnel track tracing method based on BIM video monitoring is provided, wherein personnel is monitored in real time, and abnormality is found to alarm in time; comprising the following steps:
s31, monitoring personnel in real time through personnel information and video monitoring data in the BIM;
s32, tracing and analyzing the track of the personnel, wherein the track comprises personnel entry and exit records, activity tracks and residence time;
s33, the monitoring system finds abnormality and timely carries out alarm prompt; when the shortest distance L between the personnel and the edge of the key area is less than L0 and the personnel is not preset to enter the area, the system prompts the personnel to leave through voice and performs early warning on the monitoring platform;
wherein ,alpha is the network congestion coefficient, alpha>1，Q i The data volume acquired by each acquisition device at a certain moment, n is the number of the devices, s is the network transmission speed, and V is the unit meter/second of the speed of the human forward; />The unit is seconds;
the L calculation method is as follows:
let personnel height be H, the height H1 of the fixed focus head 1 from the ground, focal length be f1 fixed focus head 1 plane coordinates be (X1, Y1); the imaging height of the fixed focus head 1 for the member is h' 1 The plane distance between the personnel and the fixed focus head 1 is d1;
the height H2 of the fixed focus head 2 from the ground, the focal length f2 and the plane coordinates of the fixed focus head 2 are (X2, Y2); the imaging height of the fixed focus head 2 for the member is h' 2 The plane distance between the personnel and the fixed focus head 1 is d2;
the plane distance of the two fixed focus heads is d3;
according to the above formulaPersonnel position information P for positioning fixed focus head s (x 1 ，y 1 )；
Positioning information P obtained by positioning tag R Final person position information p=0.9×p when the positioning tag ID information matches with the video shot information s +0.1*P R ；
And calculating L according to the personnel position information and the dangerous area frame position information.
Further, a personnel track tracing method based on BIM video monitoring, which carries out sorting analysis on monitoring data and sets access rights, includes:
s41, sorting and analyzing the monitoring data, including searching, analyzing and report generating;
s42, uploading the monitoring data including the tidied data to a cloud platform and setting access rights;
s43, any information of the personnel and the searching time period are input through the access permission, and the system automatically displays the track of the personnel and the specific time information of the track point in the time period.
The invention provides a personnel track tracing system based on BIM video monitoring, which comprises:
the monitoring system building module: establishing a monitoring system; the monitoring system comprises a video monitoring system; positioning equipment and a BIM model; the video monitoring system comprises a plurality of groups of cameras, wherein each group of cameras comprises two fixed-focus cameras;
Positioning and access rights management module: setting a positioning label for personnel and managing access rights;
and the real-time monitoring module is used for: monitoring personnel in real time, and alarming when abnormality is found;
and (3) a sorting analysis and query module: and carrying out arrangement analysis on the monitoring data and setting access rights.
Further a personnel track traceability system based on BIM video monitoring, monitored system establishes the module and includes:
video monitoring and establishing module: arranging a plurality of groups of cameras in a video monitoring area; establishing a video monitoring system; setting a plurality of groups of cameras of different types, wherein each group comprises a visual intercom camera, two fixed focal length cameras, a panoramic camera and a 5G communication module and a power module which are arranged in the visual intercom camera;
the positioning equipment setting module: setting positioning equipment in a monitoring area; synchronizing the time stamps of the camera and the positioning equipment;
and (3) an association module: and building a BIM model, and associating the BIM model with the video monitoring system.
Further, a personnel track traceability system based on BIM video monitoring, the positioning and access authority management module includes:
the positioning label setting module: wearing a positioning label for a person entering a monitoring area, numbering the positioning label, and identifying personnel information through the positioning label and a camera;
And the access authority setting module is used for: presetting authority and access time of personnel entering a key area; collecting information of personnel needing to enter a key area, wherein the information comprises a positioning label number, facial information, clothing information and figure information;
and an information transmission module: transmitting the positioning information and the video information to a server in real time, and confirming personnel and position information by the server according to the positioning label and the video information and dynamically displaying the personnel and the position information through a BIM model.
Further, a personnel track traceability system based on BIM video monitoring, the real-time monitoring module includes:
and the video monitoring module is used for: monitoring personnel in real time through personnel information and video monitoring data in the BIM;
the track analysis module: tracing and analyzing the track of the personnel, including personnel entry and exit records, activity tracks and residence time;
an abnormality alarm module: the monitoring system finds abnormality and timely carries out alarm prompt; when the shortest distance L between the personnel and the edge of the key area is less than L0 and the personnel is not preset to enter the area, the system prompts the personnel to leave through voice and performs early warning on the monitoring platform;
wherein ,alpha is the network congestion coefficient, alpha>1，Q i The data volume acquired by each acquisition device at a certain moment, n is the number of the devices, s is the network transmission speed, and V is the unit meter/second of the speed of the human forward; />The unit is seconds;
the L calculation method is as follows:
let personnel height be H, the height H1 of the fixed focus head 1 from the ground, focal length be f1 fixed focus head 1 plane coordinates be (X1, Y1); the imaging height of the fixed focus head 1 for the member is h' 1 The plane distance between the personnel and the fixed focus head 1 is d1;
the height H2 of the fixed focus head 2 from the ground, the focal length f2 and the plane coordinates of the fixed focus head 2 are (X2, Y2); the imaging height of the fixed focus head 2 for the member is h' 2 The plane distance between the personnel and the fixed focus head 1 is d2;
the plane distance of the two fixed focus heads is d3;
according to the above formula, the personnel position information P positioned according to the fixed focus head is obtained s (x 1 ，y 1 )；
Positioning information P obtained by positioning tag R Final person position information p=0.9×p when the positioning tag ID information matches with the video shot information s +0.1*P R ；
And calculating L according to the personnel position information and the dangerous area frame position information.
Further, a personnel track traceability system based on BIM video monitoring, the arrangement analysis and inquiry module includes:
and a data arrangement module: the monitoring data are subjected to arrangement analysis, including retrieval, analysis and report generation;
An access right setting module: uploading the monitoring data including the data after the arrangement to a cloud platform and setting access rights;
and a query module: by acquiring the access authority, any information of the personnel and searching the time period are input, and the system automatically displays the track of the personnel and the specific time information of the track point in the time period.
The invention has the beneficial effects that: the real-time monitoring and tracking of the positions and activities of the personnel are realized by establishing a monitoring system comprising a video monitoring system, positioning equipment and a BIM model; the video monitoring system adopts a plurality of groups of cameras, each group of cameras comprises two fixed-focus cameras, and multi-azimuth shooting and monitoring of personnel can be realized. Meanwhile, by introducing the BIM model, the three-dimensional modeling and management of the building structure and space can be realized, so that the accurate positioning and tracking of the personnel track are realized. Personnel positioning and authority management can realize identity authentication and authority control of personnel, and safety and privacy protection of a monitoring system are ensured. In the real-time monitoring process, once abnormal behaviors are found, alarming and disposal can be performed in time, and the safety of personnel and articles is effectively guaranteed. The method can also realize the storage and the search of the personnel track, and is convenient for the subsequent data analysis and application. Through analysis of the personnel movement track, the design and management of the building can be optimized, and the safety and efficiency of the building are improved; the system can realize high-precision tracking and real-time monitoring of personnel trajectories, has higher safety and privacy protection, can provide powerful data support for the design and management of buildings, and has important application value.
Drawings
Fig. 1 is a schematic diagram of a personnel trace tracing method based on BIM video monitoring according to the present invention;
fig. 2 is a schematic diagram of a personnel trace tracing system based on BIM video monitoring according to the present invention.
Detailed Description
The preferred embodiments of the present invention will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present invention only, and are not intended to limit the present invention.
The embodiment relates to a personnel track tracing method based on BIM video monitoring, which comprises the following steps:
s1, establishing a monitoring system; the monitoring system comprises a video monitoring system; positioning equipment and a BIM model; the video monitoring system comprises a plurality of groups of cameras, wherein each group of cameras comprises two fixed-focus cameras;
s2, setting a positioning label for personnel and managing access rights;
s3, monitoring personnel in real time, and alarming in time when abnormality is found;
s4, performing arrangement analysis on the monitoring data and setting access rights.
The working principle of the technical scheme is as follows: establishing a monitoring system; the monitoring system comprises a video monitoring system; positioning equipment and a BIM model; the video monitoring system comprises a plurality of groups of cameras, wherein each group of cameras comprises two fixed-focus cameras; setting a positioning label for personnel and managing access rights; monitoring personnel in real time, and alarming when abnormality is found; and carrying out arrangement analysis on the monitoring data and setting access rights.
The technical scheme has the effects that: the personnel track tracing method based on BIM video monitoring can realize real-time monitoring of personnel and manage the access rights of the personnel. The position and track of the personnel can be accurately tracked by establishing a monitoring system comprising a video monitoring system, positioning equipment and a BIM model, setting positioning labels for the personnel and managing access rights. Meanwhile, the use of multiple groups of cameras can improve the monitoring coverage area and accuracy; in the real-time monitoring process, the method can find out abnormal conditions of personnel and give an alarm in time, so that the safety of the personnel is further ensured. In addition, the monitoring data are arranged and analyzed, and the access authority is set, so that the readability and confidentiality of the monitoring data can be improved, and sensitive information leakage is prevented; in general, the personnel track tracing method based on BIM video monitoring has the characteristics of high efficiency, accuracy, safety, confidentiality and the like, and can be widely applied to occasions such as construction sites, large-scale activities, logistics storage and the like, thereby helping to improve management efficiency and guaranteeing personnel safety.
The embodiment relates to a personnel track tracing method based on BIM video monitoring, which comprises the steps of establishing a monitoring system; the monitoring system comprises a video monitoring system; positioning equipment and a BIM model; the video monitoring system comprises a plurality of groups of cameras, wherein each group of cameras comprises two fixed-focus cameras; comprising the following steps:
S11, arranging a plurality of groups of cameras in a video monitoring area; establishing a video monitoring system; setting a plurality of groups of cameras of different types, wherein each group comprises a visual intercom camera, two fixed focal length cameras, a panoramic camera and a 5G communication module and a power module which are arranged in the visual intercom camera; the intercom camera is used for carrying out dialogue with an administrator so as to communicate timely when danger and emergency are met, and a 5G communication module and a power module are arranged in the intercom camera so as to enable the intercom camera to work continuously when the network is temporarily interrupted or the power is temporarily interrupted; the fixed focal length camera is used for shooting clear figures; the panoramic camera is used for overall monitoring;
s12, setting positioning equipment in a monitoring area; synchronizing the time stamps of the camera and the positioning equipment; the positioning equipment comprises a RIFD positioning base station;
s13, building a BIM model, and associating the BIM model with the video monitoring system.
The working principle of the technical scheme is as follows: arranging a plurality of groups of cameras in a video monitoring area; establishing a video monitoring system; setting a plurality of groups of cameras of different types, wherein each group comprises a visual intercom camera, two fixed focal length cameras, a panoramic camera and a 5G communication module and a power module which are arranged in the visual intercom camera; the intercom camera is used for carrying out dialogue with an administrator so as to communicate timely when danger and emergency are met, and a 5G communication module and a power module are arranged in the intercom camera so as to enable the intercom camera to work continuously when the network is temporarily interrupted or the power is temporarily interrupted; the fixed focal length camera is used for shooting clear figures; the panoramic camera is used for overall monitoring; setting positioning equipment in a monitoring area; synchronizing the time stamps of the camera and the positioning equipment; the positioning equipment comprises a RIFD positioning base station; setting positioning equipment in a monitoring area; synchronizing the time stamps of the camera and the positioning equipment; the positioning equipment comprises a RIFD positioning base station; and building a BIM model, and associating the BIM model with the video monitoring system.
The technical scheme has the effects that: by arranging a plurality of groups of cameras and setting positioning equipment in the monitoring area, comprehensive monitoring and positioning of personnel can be realized, synchronization of time stamps is ensured, and accuracy of monitoring data is improved. The cameras of different types comprise a visual intercom camera, a fixed focal length camera and a panoramic camera, which are respectively used for dialogue, shooting of figures and comprehensive monitoring, so that the effect and coverage area of the monitoring system are improved; by establishing a BIM model and associating the BIM model with a video monitoring system, the tracing and simulation of the personnel track can be realized, and the effect and management capability of the monitoring system are further improved. Meanwhile, the RIFD positioning base station can realize accurate positioning of personnel, and the accuracy and efficiency of management are improved; in addition, the 5G communication module and the power supply module are arranged in the visual intercom camera, so that the operation can be continued when the network or the power supply is temporarily interrupted, the continuity and the stability of the monitoring system are ensured, and the safety and the reliability of management are improved; in general, the personnel track tracing method based on BIM video monitoring has the characteristics of being comprehensive, accurate, continuous, stable and the like, can be widely applied to occasions such as construction sites, logistics storage and the like, and helps to improve management efficiency and ensure personnel safety.
The embodiment relates to a personnel track tracing method based on BIM video monitoring, which is characterized in that positioning labels are set for personnel and access authorities are managed; comprising the following steps:
s21, wearing a positioning label for a person entering a monitoring area, numbering the positioning label, and identifying the information of the person through the positioning label and a camera;
s22, presetting authority and access time of personnel entering a key area; collecting information of personnel needing to enter a key area, wherein the information comprises a positioning label number, facial information, clothing information and figure information;
s23, transmitting the positioning information and the video information to a server in real time, and confirming personnel and position information by the server according to the positioning label and the video information and dynamically displaying the personnel and the position information through a BIM model; the location tag comprises a RIFD location tag.
The working principle of the technical scheme is as follows: wearing a positioning label for a person entering a monitoring area, numbering the positioning label, and identifying personnel information through the positioning label and a camera; presetting authority and access time of personnel entering a key area; collecting information of personnel needing to enter a key area, wherein the information comprises a positioning label number, facial information, clothing information and figure information; transmitting the positioning information and the video information to a server in real time, and confirming personnel and position information by the server according to the positioning label and the video information and dynamically displaying the personnel and the position information through a BIM model; the location tag comprises a RIFD location tag.
The technical scheme has the effects that: by setting a positioning label for personnel and managing access rights, the accurate identification and track tracking of the personnel can be realized, and the management capability and effect of the monitoring system are improved; the specific implementation method comprises the following steps: wearing a positioning tag for a person entering a monitoring area and numbering the person, and identifying the person information through the positioning tag and a camera to realize accurate positioning and identification of the person; presetting authority and access time of personnel entering a key area, collecting information of the personnel needing to enter the key area, including positioning label numbers, facial information, clothing information, figure information and the like, ensuring that the personnel entering the key area meets requirements, and providing important data support for subsequent track tracing; the positioning information and the video information are transmitted to the server in real time, and the server can confirm personnel and position information according to the positioning label and the video information and dynamically display the personnel and the position information through the BIM model, so that the real-time monitoring and tracking of the personnel track are realized. The positioning label adopts a RIFD positioning label, so that accurate positioning and management of personnel can be realized; in general, the personnel track tracing method based on BIM video monitoring has the characteristics of accuracy, real time, dynamic and the like, can help to improve the management capability and effect of a monitoring system, is applied to occasions such as construction sites, logistics storage and the like, and can help to ensure the safety of personnel and improve the management efficiency.
The embodiment of the personnel track tracing method based on BIM video monitoring is characterized in that personnel are monitored in real time, and abnormality is found to give an alarm in time; comprising the following steps:
s31, monitoring personnel in real time through personnel information and video monitoring data in the BIM;
s32, tracing and analyzing the track of the personnel, wherein the track comprises personnel entry and exit records, activity tracks and residence time;
s33, the monitoring system finds abnormality and timely carries out alarm prompt; when the shortest distance L between the personnel and the edge of the key area is less than L0 and the personnel is not preset to enter the area, the system prompts the personnel to leave through voice and performs early warning on the monitoring platform;
wherein ,alpha is the network congestion coefficient, alpha>1，Q i The data volume acquired by each acquisition device at a certain moment, n is the number of the devices, s is the network transmission speed, and V is the unit meter/second of the speed of the human forward; />The unit is seconds;
the L calculation method is as follows:
let personnel height be H, the height H1 of the fixed focus head 1 from the ground, focal length be f1 fixed focus head 1 plane coordinates be (X1, Y1); the imaging height of the fixed focus head 1 for the member is h1 1 The plane distance between the personnel and the fixed focus head 1 is d1;
the height H2 of the fixed focus head 2 from the ground, the focal length f2 and the plane coordinates of the fixed focus head 2 are (X2, Y2); the imaging height of the fixed focus head 2 for the member is h' 2 The plane distance between the personnel and the fixed focus head 1 is d2;
the plane distance of the two fixed focus heads is d3;
according to the above formula, the personnel position information P positioned according to the fixed focus head is obtained s (x 1 ，y 1 )；
Positioning information P obtained by positioning tag R Final person position information p=0.9×p when the positioning tag ID information matches with the video shot information s +0.1*P R ；
And calculating L according to the personnel position information and the dangerous area frame position information.
When the non-authority personnel or the authority personnel reach the key area in a non-preset time; or the personnel information corresponding to the ID of the positioning equipment is not matched with the personnel information in the video; or alarming when the personnel is abnormal in track.
The working principle of the technical scheme is as follows: monitoring personnel in real time through personnel information and video monitoring data in the BIM; tracing and analyzing the track of the personnel, including personnel entry and exit records, activity tracks and residence time; the monitoring system finds abnormality and timely carries out alarm prompt; when the shortest distance L between the personnel and the edge of the key area is less than L0 and the personnel is not preset to enter the area, the system prompts the personnel to leave through voice and performs early warning on the monitoring platform; when the non-authority personnel or the authority personnel reach the key area in a non-preset time; or the personnel information corresponding to the ID of the positioning equipment is not matched with the personnel information in the video; or alarming when the personnel is abnormal in track.
The technical scheme has the effects that: monitoring personnel to enter and exit the monitoring area and the key area in real time, and dynamically displaying personnel and position information; tracing and analyzing the track of the personnel, including personnel entry and exit records, activity track, residence time and the like; the monitoring system can find abnormal conditions and give an alarm in time, calculates the position information of the personnel through the two fixed focus heads, acquires the position information of the personnel according to the positioning labels, combines the face recognition and the positioning labels to perform combined positioning to determine the personnel information, so that the positioning is more accurate, a certain threshold is set according to the advancing speed and the reaction time of the personnel and the transmission delay time of the system, and early warning prompt is performed when the threshold is close to the threshold, so that the monitoring effect and the safety of the personnel and property are improved; for example, a non-authorized person enters a key area, a person outside a preset time enters the key area, the person information corresponding to the ID of the positioning device is not matched with the person information in the video, the abnormal track of the person and the like; the voice prompt is used for prompting the departure of the personnel needing to enter the key area, so that the monitoring effect and personnel safety are improved; and the BIM model is associated with the video monitoring system, so that more accurate personnel track tracing and position display are realized.
The embodiment of the personnel track tracing method based on BIM video monitoring is characterized in that the steps of sorting and analyzing monitoring data and setting access rights include:
s41, sorting and analyzing the monitoring data, including searching, analyzing and report generating;
s42, uploading the monitoring data including the tidied data to a cloud platform and setting access rights;
s43, any information of the personnel and the searching time period are input through the access permission, and the system automatically displays the track of the personnel and the specific time information of the track point in the time period.
The working principle of the technical scheme is as follows: the monitoring data are subjected to arrangement analysis, including retrieval, analysis and report generation; uploading the monitoring data including the data after the arrangement to a cloud platform and setting access rights; by acquiring the access authority, any information of the personnel and searching the time period are input, and the system automatically displays the track of the personnel and the specific time information of the track point in the time period.
The technical scheme has the effects that: the monitoring data are arranged and managed, including retrieval, analysis and report generation, and are uploaded to the cloud platform, and access rights are set, so that the trace of personnel and inquiry are realized; when a user inputs any information of a person and searches a time period, the system automatically displays the track of the person and the specific time information of the track point in the time period, so that the actions of the person can be conveniently supervised and analyzed. Meanwhile, the security of the monitoring data can be protected by setting the access authority, and the data is ensured to be accessed by authorized personnel only.
The embodiment relates to a personnel track tracing system based on BIM video monitoring, which comprises:
the monitoring system building module: establishing a monitoring system; the monitoring system comprises a video monitoring system; positioning equipment and a BIM model; the video monitoring system comprises a plurality of groups of cameras, wherein each group of cameras comprises two fixed-focus cameras;
positioning and access rights management module: setting a positioning label for personnel and managing access rights;
and the real-time monitoring module is used for: monitoring personnel in real time, and alarming when abnormality is found;
and (3) a sorting analysis and query module: and carrying out arrangement analysis on the monitoring data and setting access rights.
The working principle of the technical scheme is as follows: establishing a monitoring system; the monitoring system comprises a video monitoring system; positioning equipment and a BIM model; the video monitoring system comprises a plurality of groups of cameras, wherein each group of cameras comprises two fixed-focus cameras; setting a positioning label for personnel and managing access rights; monitoring personnel in real time, and alarming when abnormality is found; and carrying out arrangement analysis on the monitoring data and setting access rights.
The technical scheme has the effects that: the personnel track tracing method based on BIM video monitoring can realize real-time monitoring of personnel and manage the access rights of the personnel. The position and track of the personnel can be accurately tracked by establishing a monitoring system comprising a video monitoring system, positioning equipment and a BIM model, setting positioning labels for the personnel and managing access rights. Meanwhile, the use of multiple groups of cameras can improve the monitoring coverage area and accuracy; in the real-time monitoring process, the method can find out abnormal conditions of personnel and give an alarm in time, so that the safety of the personnel is further ensured. In addition, the monitoring data are arranged and analyzed, and the access authority is set, so that the readability and confidentiality of the monitoring data can be improved, and sensitive information leakage is prevented; in general, the personnel track tracing method based on BIM video monitoring has the characteristics of high efficiency, accuracy, safety, confidentiality and the like, and can be widely applied to occasions such as construction sites, large-scale activities, logistics storage and the like, thereby helping to improve management efficiency and guaranteeing personnel safety.
The embodiment relates to a personnel track tracing system based on BIM video monitoring, wherein a monitoring system establishment module comprises:
video monitoring and establishing module: arranging a plurality of groups of cameras in a video monitoring area; establishing a video monitoring system; setting a plurality of groups of cameras of different types, wherein each group comprises a visual intercom camera, two fixed focal length cameras, a panoramic camera and a 5G communication module and a power module which are arranged in the visual intercom camera; the intercom camera is used for carrying out dialogue with an administrator so as to communicate timely when danger and emergency are met, and a 5G communication module and a power module are arranged in the intercom camera so as to enable the intercom camera to work continuously when the network is temporarily interrupted or the power is temporarily interrupted; the fixed focal length camera is used for shooting clear figures; the panoramic camera is used for overall monitoring;
the positioning equipment setting module: setting positioning equipment in a monitoring area; synchronizing the time stamps of the camera and the positioning equipment; the positioning equipment comprises a RIFD positioning base station;
and (3) an association module: and building a BIM model, and associating the BIM model with the video monitoring system.
The working principle of the technical scheme is as follows: arranging a plurality of groups of cameras in a video monitoring area; establishing a video monitoring system; setting a plurality of groups of cameras of different types, wherein each group comprises a visual intercom camera, two fixed focal length cameras, a panoramic camera and a 5G communication module and a power module which are arranged in the visual intercom camera; the intercom camera is used for carrying out dialogue with an administrator so as to communicate timely when danger and emergency are met, and a 5G communication module and a power module are arranged in the intercom camera so as to enable the intercom camera to work continuously when the network is temporarily interrupted or the power is temporarily interrupted; the fixed focal length camera is used for shooting clear figures; the panoramic camera is used for overall monitoring; setting positioning equipment in a monitoring area; synchronizing the time stamps of the camera and the positioning equipment; the positioning equipment comprises a RIFD positioning base station; setting positioning equipment in a monitoring area; synchronizing the time stamps of the camera and the positioning equipment; the positioning equipment comprises a RIFD positioning base station; and building a BIM model, and associating the BIM model with the video monitoring system.
The technical scheme has the effects that: by arranging a plurality of groups of cameras and setting positioning equipment in the monitoring area, comprehensive monitoring and positioning of personnel can be realized, synchronization of time stamps is ensured, and accuracy of monitoring data is improved. The cameras of different types comprise a visual intercom camera, a fixed focal length camera and a panoramic camera, which are respectively used for dialogue, shooting of figures and comprehensive monitoring, so that the effect and coverage area of the monitoring system are improved; by establishing a BIM model and associating the BIM model with a video monitoring system, the tracing and simulation of the personnel track can be realized, and the effect and management capability of the monitoring system are further improved. Meanwhile, the RIFD positioning base station can realize accurate positioning of personnel, and the accuracy and efficiency of management are improved; in addition, the 5G communication module and the power supply module are arranged in the visual intercom camera, so that the operation can be continued when the network or the power supply is temporarily interrupted, the continuity and the stability of the monitoring system are ensured, and the safety and the reliability of management are improved; in general, the personnel track tracing method based on BIM video monitoring has the characteristics of being comprehensive, accurate, continuous, stable and the like, can be widely applied to occasions such as construction sites, logistics storage and the like, and helps to improve management efficiency and ensure personnel safety.
The embodiment relates to a personnel track tracing system based on BIM video monitoring, wherein the positioning and access authority management module comprises:
the positioning label setting module: wearing a positioning label for a person entering a monitoring area, numbering the positioning label, and identifying personnel information through the positioning label and a camera;
and the access authority setting module is used for: presetting authority and access time of personnel entering a key area; collecting information of personnel needing to enter a key area, wherein the information comprises a positioning label number, facial information, clothing information and figure information;
and an information transmission module: transmitting the positioning information and the video information to a server in real time, and confirming personnel and position information by the server according to the positioning label and the video information and dynamically displaying the personnel and the position information through a BIM model; the location tag comprises a RIFD location tag.
The working principle of the technical scheme is as follows: wearing a positioning label for a person entering a monitoring area, numbering the positioning label, and identifying personnel information through the positioning label and a camera; presetting authority and access time of personnel entering a key area; collecting information of personnel needing to enter a key area, wherein the information comprises a positioning label number, facial information, clothing information and figure information; transmitting the positioning information and the video information to a server in real time, and confirming personnel and position information by the server according to the positioning label and the video information and dynamically displaying the personnel and the position information through a BIM model; the location tag comprises a RIFD location tag.
The technical scheme has the effects that: by setting a positioning label for personnel and managing access rights, the accurate identification and track tracking of the personnel can be realized, and the management capability and effect of the monitoring system are improved; the specific implementation method comprises the following steps: wearing a positioning tag for a person entering a monitoring area and numbering the person, and identifying the person information through the positioning tag and a camera to realize accurate positioning and identification of the person; presetting authority and access time of personnel entering a key area, collecting information of the personnel needing to enter the key area, including positioning label numbers, facial information, clothing information, figure information and the like, ensuring that the personnel entering the key area meets requirements, and providing important data support for subsequent track tracing; the positioning information and the video information are transmitted to the server in real time, and the server can confirm personnel and position information according to the positioning label and the video information and dynamically display the personnel and the position information through the BIM model, so that the real-time monitoring and tracking of the personnel track are realized. The positioning label adopts a RIFD positioning label, so that accurate positioning and management of personnel can be realized; in general, the personnel track tracing method based on BIM video monitoring has the characteristics of accuracy, real time, dynamic and the like, can help to improve the management capability and effect of a monitoring system, is applied to occasions such as construction sites, logistics storage and the like, and can help to ensure the safety of personnel and improve the management efficiency.
The embodiment relates to a personnel track tracing system based on BIM video monitoring, wherein the real-time monitoring module comprises:
and the video monitoring module is used for: monitoring personnel in real time through personnel information and video monitoring data in the BIM;
the track analysis module: tracing and analyzing the track of the personnel, including personnel entry and exit records, activity tracks and residence time;
an abnormality alarm module: the monitoring system finds abnormality and timely carries out alarm prompt; when the shortest distance L between the personnel and the edge of the key area is less than L0 and the personnel is not preset to enter the area, the system prompts the personnel to leave through voice and performs early warning on the monitoring platform;
wherein ,alpha is the network congestion coefficient, alpha>1，Q i The data volume acquired by each acquisition device at a certain moment, n is the number of the devices, s is the network transmission speed, and V is the unit meter/second of the speed of the human forward; />The unit is seconds;
the L calculation method is as follows:
let personnel height be H, the height H1 of the fixed focus head 1 from the ground, focal length be f1 fixed focus head 1 plane coordinates be (X1, Y1); the imaging height of the fixed focus head 1 for the member is h' 1 The plane distance between the personnel and the fixed focus head 1 is d1;
the height H2 of the fixed focus head 2 from the ground, the focal length f2 and the plane coordinates of the fixed focus head 2 are (X2, Y2); the imaging height of the fixed focus head 2 for the member is h' 2 The plane distance between the personnel and the fixed focus head 1 is d2;
the plane distance of the two fixed focus heads is d3;
according to the above formula, the personnel position information P positioned according to the fixed focus head is obtained s (x 1 ，y 1 )；
Positioning information P obtained by positioning tag R Final person position information p=0.9×p when the positioning tag ID information matches with the video shot information s +0.1*P R ；
And calculating L according to the personnel position information and the dangerous area frame position information.
The working principle of the technical scheme is as follows: monitoring personnel in real time through personnel information and video monitoring data in the BIM; tracing and analyzing the track of the personnel, including personnel entry and exit records, activity tracks and residence time; the monitoring system finds abnormality and timely carries out alarm prompt; when the shortest distance L between the personnel and the edge of the key area is less than L0 and the personnel is not preset to enter the area, the system prompts the personnel to leave through voice and performs early warning on the monitoring platform; when the non-authority personnel or the authority personnel reach the key area in a non-preset time; or the personnel information corresponding to the ID of the positioning equipment is not matched with the personnel information in the video; or alarming when the personnel is abnormal in track.
The technical scheme has the effects that: monitoring personnel to enter and exit the monitoring area and the key area in real time, and dynamically displaying personnel and position information; tracing and analyzing the track of the personnel, including personnel entry and exit records, activity track, residence time and the like; the monitoring system can find abnormal conditions and give an alarm in time, calculates the position information of the personnel through the two fixed focus heads, acquires the position information of the personnel according to the positioning labels, combines the face recognition and the positioning labels to perform combined positioning to determine the personnel information, so that the positioning is more accurate, a certain threshold is set according to the advancing speed and the reaction time of the personnel and the transmission delay time of the system, and early warning prompt is performed when the threshold is close to the threshold, so that the monitoring effect and the safety of the personnel and property are improved; for example, a non-authorized person enters a key area, a person outside a preset time enters the key area, the person information corresponding to the ID of the positioning device is not matched with the person information in the video, the abnormal track of the person and the like; the voice prompt is used for prompting the departure of the personnel needing to enter the key area, so that the monitoring effect and personnel safety are improved; and the BIM model is associated with the video monitoring system, so that more accurate personnel track tracing and position display are realized.
The personnel track traceability system based on BIM video monitoring of this embodiment, the arrangement analysis and inquiry module includes:
and a data arrangement module: the monitoring data are subjected to arrangement analysis, including retrieval, analysis and report generation;
an access right setting module: uploading the monitoring data including the data after the arrangement to a cloud platform and setting access rights;
and a query module: by acquiring the access authority, any information of the personnel and searching the time period are input, and the system automatically displays the track of the personnel and the specific time information of the track point in the time period.
The working principle of the technical scheme is as follows: the monitoring data are subjected to arrangement analysis, including retrieval, analysis and report generation; uploading the monitoring data including the data after the arrangement to a cloud platform and setting access rights; by acquiring the access authority, any information of the personnel and searching the time period are input, and the system automatically displays the track of the personnel and the specific time information of the track point in the time period.
The technical scheme has the effects that: the monitoring data are arranged and managed, including retrieval, analysis and report generation, and are uploaded to the cloud platform, and access rights are set, so that the trace of personnel and inquiry are realized; when a user inputs any information of a person and searches a time period, the system automatically displays the track of the person and the specific time information of the track point in the time period, so that the actions of the person can be conveniently supervised and analyzed. Meanwhile, the security of the monitoring data can be protected by setting the access authority, and the data is ensured to be accessed by authorized personnel only.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present invention without departing from the spirit or scope of the invention. Thus, it is intended that the present invention also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
Claims (10)
1. The personnel track tracing method based on BIM video monitoring is characterized by comprising the following steps:
s1, establishing a monitoring system; the monitoring system comprises a video monitoring system; positioning equipment and a BIM model; the video monitoring system comprises a plurality of groups of cameras, wherein each group of cameras comprises two fixed-focus cameras;
s2, setting a positioning label for personnel and managing access rights;
s3, monitoring personnel in real time, and alarming in time when abnormality is found;
s4, performing arrangement analysis on the monitoring data and setting access rights.
2. The personnel trace tracing method based on BIM video monitoring according to claim 1, wherein a monitoring system is established; the monitoring system comprises a video monitoring system; positioning equipment and a BIM model; the video monitoring system comprises a plurality of groups of cameras, wherein each group of cameras comprises two fixed-focus cameras; comprising the following steps:
S11, arranging a plurality of groups of cameras in a video monitoring area; establishing a video monitoring system; setting a plurality of groups of cameras of different types, wherein each group comprises a visual intercom camera, two fixed focal length cameras, a panoramic camera and a 5G communication module and a power module which are arranged in the visual intercom camera;
s12, setting positioning equipment in a monitoring area; synchronizing the time stamps of the camera and the positioning equipment;
s13, building a BIM model, and associating the BIM model with the video monitoring system.
3. The personnel track tracing method based on BIM video monitoring according to claim 1, wherein the personnel is provided with a positioning tag and manages access rights; comprising the following steps:
s21, wearing a positioning label for a person entering a monitoring area, numbering the positioning label, and identifying the information of the person through the positioning label and a camera;
s22, presetting authority and access time of personnel entering a key area; collecting information of personnel needing to enter a key area, wherein the information comprises a positioning label number, facial information, clothing information and figure information;
s23, transmitting the positioning information and the video information to a server in real time, and confirming personnel and position information by the server according to the positioning label and the video information and dynamically displaying by a BIM model.
4. The personnel track tracing method based on BIM video monitoring according to claim 1, wherein the personnel is monitored in real time, and an alarm is given in time when an abnormality is found; comprising the following steps:
s31, monitoring personnel in real time through personnel information and video monitoring data in the BIM;
s32, tracing and analyzing the track of the personnel, wherein the track comprises personnel entry and exit records, activity tracks and residence time;
s33, the monitoring system finds abnormality and timely carries out alarm prompt; when the shortest distance L between the personnel and the edge of the key area is less than L0 and the personnel is not preset to enter the area, the system prompts the personnel to leave through voice and performs early warning on the monitoring platform;
wherein ,alpha is the network congestion coefficient, alpha>1，Q i The data volume acquired by each acquisition device at a certain moment, n is the number of the devices, s is the network transmission speed, and V is the unit meter/second of the speed of the human forward; />The unit is seconds;
the L calculation method is as follows:
let personnel height be H, the height H1 of the fixed focus head 1 from the ground, focal length be f1 fixed focus head 1 plane coordinates be (X1, Y1); the imaging height of the fixed focus head 1 for the member is h' 1 The plane distance between the personnel and the fixed focus head 1 is d1;
The height H2 of the fixed focus head 2 from the ground, the focal length f2 and the plane coordinates of the fixed focus head 2 are (X2, Y2); the imaging height of the fixed focus head 2 for the member is h' 2 The plane distance between the personnel and the fixed focus head 1 is d2;
the plane distance of the two fixed focus heads is d3;
according to the above formula, the personnel position information P positioned according to the fixed focus head is obtained s (x 1 ，y 1 )；
Positioning information P obtained by positioning tag R Final person position information p=0.9×p when the positioning tag ID information matches with the video shot information s +0.1*P R ；
And calculating L according to the personnel position information and the dangerous area frame position information.
5. The personnel trace tracing method based on BIM video monitoring as claimed in claim 1, wherein said performing a sort analysis on the monitored data and setting access rights comprises:
s41, sorting and analyzing the monitoring data, including searching, analyzing and report generating;
s42, uploading the monitoring data including the tidied data to a cloud platform and setting access rights;
s43, any information of the personnel and the searching time period are input through the access permission, and the system automatically displays the track of the personnel and the specific time information of the track point in the time period.
6. Personnel track traceability system based on BIM video monitoring, characterized in that the system comprises:
The monitoring system building module: establishing a monitoring system; the monitoring system comprises a video monitoring system; positioning equipment and a BIM model; the video monitoring system comprises a plurality of groups of cameras, wherein each group of cameras comprises two fixed-focus cameras;
positioning and access rights management module: setting a positioning label for personnel and managing access rights;
and the real-time monitoring module is used for: monitoring personnel in real time, and alarming when abnormality is found;
and (3) a sorting analysis and query module: and carrying out arrangement analysis on the monitoring data and setting access rights.
7. The personnel trace back system based on BIM video monitoring of claim 6, wherein the monitoring system setup module comprises:
video monitoring and establishing module: arranging a plurality of groups of cameras in a video monitoring area; establishing a video monitoring system; setting a plurality of groups of cameras of different types, wherein each group comprises a visual intercom camera, two fixed focal length cameras, a panoramic camera and a 5G communication module and a power module which are arranged in the visual intercom camera;
the positioning equipment setting module: setting positioning equipment in a monitoring area; synchronizing the time stamps of the camera and the positioning equipment;
And (3) an association module: and building a BIM model, and associating the BIM model with the video monitoring system.
8. The system for tracing a person's track based on BIM video surveillance of claim 6, wherein said positioning and access rights management module comprises:
the positioning label setting module: wearing a positioning label for a person entering a monitoring area, numbering the positioning label, and identifying personnel information through the positioning label and a camera;
and the access authority setting module is used for: presetting authority and access time of personnel entering a key area; collecting information of personnel needing to enter a key area, wherein the information comprises a positioning label number, facial information, clothing information and figure information;
and an information transmission module: transmitting the positioning information and the video information to a server in real time, and confirming personnel and position information by the server according to the positioning label and the video information and dynamically displaying the personnel and the position information through a BIM model.
9. The personnel trace back system based on BIM video monitoring of claim 6, wherein the real-time monitoring module comprises:
and the video monitoring module is used for: monitoring personnel in real time through personnel information and video monitoring data in the BIM;
The track analysis module: tracing and analyzing the track of the personnel, including personnel entry and exit records, activity tracks and residence time;
an abnormality alarm module: the monitoring system finds abnormality and timely carries out alarm prompt; when the shortest distance L between the personnel and the edge of the key area is less than L0 and the personnel is not preset to enter the area, the system prompts the personnel to leave through voice and performs early warning on the monitoring platform;
wherein ,alpha is the network congestion coefficient, alpha>1，Q i The data volume acquired by each acquisition device at a certain moment, n is the number of the devices, s is the network transmission speed, and V is the unit meter/second of the speed of the human forward; />The unit is seconds;
the L calculation method is as follows:
let personnel height be H, the height H1 of the fixed focus head 1 from the ground, focal length be f1 fixed focus head 1 plane coordinates be (X1, Y1); the imaging height of the fixed focus head 1 for the member is h' 1 The plane distance between the personnel and the fixed focus head 1 is d1;
the height H2 of the fixed focus head 2 from the ground, the focal length f2 and the plane coordinates of the fixed focus head 2 are (X2, Y2); the imaging height of the fixed focus head 2 for the member is h' 2 The plane distance between the personnel and the fixed focus head 1 is d2;
the plane distance of the two fixed focus heads is d3;
according to the above formula, the personnel position information P positioned according to the fixed focus head is obtained s (x 1 ，y 1 )；
Positioning information P obtained by positioning tag R Final person position information p=0.9×p when the positioning tag ID information matches with the video shot information s +0.1*P R ；
And calculating L according to the personnel position information and the dangerous area frame position information.
10. The personnel trace back system based on BIM video monitoring of claim 6, wherein the arrangement analysis and query module comprises:
and a data arrangement module: the monitoring data are subjected to arrangement analysis, including retrieval, analysis and report generation;
an access right setting module: uploading the monitoring data including the data after the arrangement to a cloud platform and setting access rights;
and a query module: by acquiring the access authority, any information of the personnel and searching the time period are input, and the system automatically displays the track of the personnel and the specific time information of the track point in the time period.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310496532.8A CN116582644B (en) | 2023-05-04 | 2023-05-04 | Personnel track tracing method and system based on BIM video monitoring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310496532.8A CN116582644B (en) | 2023-05-04 | 2023-05-04 | Personnel track tracing method and system based on BIM video monitoring |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116582644A true CN116582644A (en) | 2023-08-11 |
| CN116582644B CN116582644B (en) | 2024-01-26 |
Family
ID=87538975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310496532.8A Active CN116582644B (en) | 2023-05-04 | 2023-05-04 | Personnel track tracing method and system based on BIM video monitoring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116582644B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101499129A (en) * | 2008-01-30 | 2009-08-05 | 中国科学院自动化研究所 | Distant range iris recognition system and method |
| CN108446866A (en) * | 2018-04-26 | 2018-08-24 | 中船第九设计研究院工程有限公司 | A kind of wisdom site safety management platform system framework |
| CN109886196A (en) * | 2019-02-21 | 2019-06-14 | 中水北方勘测设计研究有限责任公司 | Personnel track traceability system and method based on BIM plus GIS video monitoring |
| CN113034311A (en) * | 2021-03-07 | 2021-06-25 | 赵子佩 | Building construction supervision system and method based on BIM |
| CN115278542A (en) * | 2022-06-17 | 2022-11-01 | 大连理工大学 | Ultra-wideband technology-based construction site personnel positioning management system and method |
-
2023
- 2023-05-04 CN CN202310496532.8A patent/CN116582644B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101499129A (en) * | 2008-01-30 | 2009-08-05 | 中国科学院自动化研究所 | Distant range iris recognition system and method |
| CN108446866A (en) * | 2018-04-26 | 2018-08-24 | 中船第九设计研究院工程有限公司 | A kind of wisdom site safety management platform system framework |
| CN109886196A (en) * | 2019-02-21 | 2019-06-14 | 中水北方勘测设计研究有限责任公司 | Personnel track traceability system and method based on BIM plus GIS video monitoring |
| CN113034311A (en) * | 2021-03-07 | 2021-06-25 | 赵子佩 | Building construction supervision system and method based on BIM |
| CN115278542A (en) * | 2022-06-17 | 2022-11-01 | 大连理工大学 | Ultra-wideband technology-based construction site personnel positioning management system and method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN116582644B (en) | 2024-01-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109978409B (en) | Multi-engineering enterprise-level intelligent construction site block chain management method | |
| CN109151383B (en) | BIM-based tunnel safety monitoring information early warning system | |
| WO2017193735A1 (en) | Trace obtaining method and device for video surveillance system | |
| CN111383132B (en) | Intelligent building site management system and management method suitable for epidemic situation | |
| KR101949525B1 (en) | Safety management system using unmanned detector | |
| CN111242574A (en) | Intelligent site inspection management system and method based on GPS technology | |
| CN108446866A (en) | A kind of wisdom site safety management platform system framework | |
| CN109886196A (en) | Personnel track traceability system and method based on BIM plus GIS video monitoring | |
| CN103473579A (en) | Indoor zone location method | |
| CN110620906A (en) | Electric power construction safety management system based on thing networking | |
| CN113706355A (en) | Method for building intelligent emergency system of chemical industry park | |
| CN112153345A (en) | On-site intelligent anti-violation management and control platform based on 5G application operation | |
| CN105338112A (en) | Internet of Things-based shield tunnel construction refine digit management platform | |
| CN107506673B (en) | Gun visualization system based on RFID and method thereof | |
| CN103472803A (en) | Indoor zone location system | |
| CN110650322A (en) | Security and protection system based on cloud service, Internet of things and AR security and protection glasses | |
| CN111950359A (en) | Intelligent system and method for preventing human errors of nuclear power plant | |
| Kim et al. | Intelligent aerial-ground surveillance and epidemic prevention with discriminative public and private services | |
| CN106331630A (en) | Construction site constructor registration and real-time monitoring information system | |
| CN108398892A (en) | Intelligent safety service robot | |
| CN109754142A (en) | A kind of petroleum chemical enterprise operating personnel location tracking and abnormal disposition system and method | |
| CN114358980A (en) | Intelligent community property management system and method based on Internet of things | |
| CN110727688A (en) | Key personnel gridding service management system | |
| CN113922502B (en) | Intelligent video operation and maintenance management system and management method | |
| CN114329106A (en) | Big data analysis system and method for community |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A personnel trajectory tracing method and system based on BIM video surveillance Granted publication date: 20240126 Pledgee: Shenzhen Rural Commercial Bank Co.,Ltd. Futian Sub branch Pledgor: SHENZHEN NETSYS TECHNOLOGY DEVELOPMENT Co.,Ltd. Registration number: Y2024980009885 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |