CN114445242A - Live-action evidence obtaining method - Google Patents
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- CN114445242A CN114445242A CN202111525761.5A CN202111525761A CN114445242A CN 114445242 A CN114445242 A CN 114445242A CN 202111525761 A CN202111525761 A CN 202111525761A CN 114445242 A CN114445242 A CN 114445242A
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- G06F30/00—Computer-aided design [CAD]
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- G06F30/13—Architectural design, e.g. computer-aided architectural design [CAAD] related to design of buildings, bridges, landscapes, production plants or roads
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
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- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T3/00—Geometric image transformation in the plane of the image
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- G06T3/4038—Scaling the whole image or part thereof for image mosaicing, i.e. plane images composed of plane sub-images
Abstract
The invention discloses a real scene evidence obtaining method, which comprises four parts of unified data arrangement, real scene evidence obtaining, false-true comparison and achievement reverse investigation, wherein the four parts are based on the real scene evidence obtaining and are internally associated with each other to form a relationship network. Information barriers are broken through keywords, and information is 'strung'. And (4) obtaining evidence through live-action, deeply digging and correcting the data, and enabling the data to be true. Therefore, the whole project data information is integrally and really controlled and managed. Through the structural design, the live-action evidence obtaining method provided by the invention can effectively record, restore and reproduce the process by taking the live-action as an evidence chain. The evidences are correlated, so that mutual evidences among the evidences are facilitated on one hand, and on the other hand, the evidences can be checked at one time, and the method is fair, real and reliable evidence obtaining method. The method can improve the working efficiency, solve various disputes in the process, effectively improve the evidence quality and reduce the risk when put into use.
Description
Technical Field
The invention relates to the technical field of engineering audit, in particular to a live-action evidence obtaining method.
Background
With the rapid development of engineering and construction technology, construction processes and construction processes become more and more complex, the environment of engineering audit is very different, and various political, economic and legal factors are continuously developed and changed, so that how to implement and fairly and justly calculate the audit result becomes more and more important in the engineering audit process.
At present, the commonly used engineering construction record data in the auditing process comprises image data such as photos, videos and the like, each picture can only record partial content of the construction process, and the data has certain one-sidedness and higher faking risk. Moreover, the traditional image data are either photos or videos, the formats of the data are not uniform, and a data whole cannot be formed. In addition, because the construction time is generally two to three years or even longer, the data involved during the engineering period is numerous, and the problems of data loss, difficult handover and the like are easily caused by the flow of personnel.
Disclosure of Invention
In summary, how to objectively and fairly record, monitor, collect evidence and reproduce engineering projects and how to effectively supervise and feed back the legality and authenticity of each link becomes a problem which needs to be solved urgently to improve the auditing quality and reduce the auditing risk.
In order to achieve the technical purpose, the invention adopts the following technical scheme:
the invention provides a live-action evidence obtaining method, which is introduced into engineering audit. In the invention, the live-action evidence obtaining method comprises the following steps:
obtaining evidence of an actual scene, unifying data arrangement, performing correction, restoring and comparing the deficiency and the excess, and performing back-check on the results;
and realizing information series connection through keywords in the four parts of real scene evidence obtaining, unified data arrangement and actual implementation correction, virtual-real reduction comparison correction and achievement reverse checking, so that the four parts are mutually associated to form a relationship network to realize the quick query of related information.
Preferably, in the live-action evidence obtaining method provided by the present invention, the live-action evidence obtaining method specifically includes the following steps:
step one, acquiring all-dimensional live-action image information in engineering construction as checking basic data;
step two, performing cloud storage backup on the checking basic data, sorting, extracting keywords for quick searching and automatic association, and sharing in a read-only mode;
step three, classifying the checking basic data, making the checking basic data into a street view map according to the classification, taking a point as a minimum unit on the street view map and making a checking link of the checking basic data related to the point;
by taking the live-action evidence as an evidence chain, the construction process is effectively and reliably recorded, the recovery and the reproduction are convenient, and the original data are accurately recorded and recovered.
Preferably, in the live-action evidence obtaining method provided by the present invention, the method further comprises:
step four, receiving data such as drawings, visas, changes, pricing and the like, and then arranging in a unified format to realize the unification of the data;
by setting keywords and automatically or manually associating the keywords, the unified data and the live-action images are compared, inconsistent places are marked, and the keywords are formed, so that the keywords are conveniently and quickly searched and automatically associated;
the method is used for solving difficult and complicated diseases such as construction on site without drawing, random change, blind signature, post-affair signature supplement and the like and various disputes.
Preferably, in the live-action evidence obtaining method provided by the present invention, the method further comprises:
and fifthly, generating an engineering virtual image through modeling software, computation software, bim software and/or vr virtual reality image software, and performing virtual-real comparison on the engineering virtual image and the 'on-site real scene image'.
Preferably, in the live-action evidence obtaining method provided by the present invention, further comprising:
step six, getting through each specific file of data, real scenes, models and results by keywords, clicking the keywords, and linking to all files containing the keywords and corresponding sentences to enable the interiors of the files to be mutually associated to form a relational network;
the data can be conveniently and quickly searched, and the project can be quickly familiar, so that the whole project data information can be integrally and really controlled and managed.
Preferably, in the live-action evidence obtaining method provided by the present invention, the method further comprises:
and creating a virtual-real comparison message-leaving window, leaving a message through the comparison message-leaving window and storing the communication information of the whole process by adopting a message communication trace-leaving recording mode in the process of carrying out virtual-real comparison.
Preferably, in the live-action evidence obtaining method provided by the present invention, in the first step, after obtaining the basic data for verification, the basic data for verification is first preprocessed;
the pretreatment step comprises: and carrying out picture renaming, image quality optimization, time information loading and synthesis, geographic information loading and synthesis, HDR optimization and synthesis and panoramic picture splicing operation processing on all image information forming the verification basic data.
Preferably, in the live-action evidence obtaining method provided by the present invention, in the second step, after the verification basic data is preprocessed, the image information is divided and encrypted according to the picture name.
Preferably, in the live-action evidence obtaining method provided by the present invention, in the second step, after the verification basic data is preprocessed, the image information is segmented according to picture names, the segmentation specifically includes grouping, and grouping conditions of the grouping include:
grouping according to construction parts and time, specifically recording live-action evidence-obtaining images of a certain construction part according to different time to form a bright front-back contrast;
grouping according to time and construction parts, specifically recording field evidence collection of a certain time period, and grouping according to construction parts;
grouping according to regions, specifically grouping according to construction positions or time aiming at each region of construction;
and grouping by inventory subdirectory, specifically grouping by inventory subdirectory containing content or quota records.
Preferably, in the live-action evidence obtaining method provided by the present invention, in the third step, after classifying the backup verification basic data, a street view map is made according to the backup verification basic data, and meanwhile, the backup verification basic data is associated with the construction drawing, and a viewing link of the image position and the viewing link of the viewing angle direction information related to a point is made on the construction drawing with the point as a minimum unit.
Preferably, in the live-action evidence obtaining method provided by the present invention, in the first step, the obtaining of the all-dimensional live-action image information in the engineering construction specifically includes the following steps: real-time monitoring evidence collection is carried out by utilizing field video monitoring, integral comprehensive collection evidence collection is carried out by utilizing an unmanned aerial vehicle aerial photography and a live-action 3D model, and supplementary collection evidence collection is carried out by utilizing an ordinary camera, a mobile phone and actual measurement actual quantity.
Preferably, in the real-scene evidence obtaining method provided by the present invention, the real-scene actual measurement actual quantity is specifically positioning measurement between fixed points by using a laser positioning device and using a geographic information acquisition device to acquire geographic information of the fixed points.
Preferably, in the live-action evidence obtaining method provided by the present invention, in the fourth step, the integration processing of the unified data is further included;
after receiving the data, the data are uniformly transmitted and received for management and cloud storage and backup, so that the data are in the latest state, and the original data are real and safe and private; the key points of the received files are extracted by using the key information to grasp the file content, the extracted key points are automatically associated with other information for keywords, association is made, the data searching time is reduced, the coordination or handover difficulty is reduced, data loss caused by reasons of personnel movement, personnel handover and the like can be avoided, the situation that the received files are handed up quickly due to long interval time is achieved, repeated work is reduced, and the work efficiency is improved.
Preferably, in the live-action evidence obtaining method provided by the present invention, the drawing is integrated as follows: renaming and arranging the drawings according to the drawing catalog; updating and comparing drawings of different versions, and marking drawing differences; associating, labeling and creating a viewing link of the newly added or locally changed drawing; the GPS and gyroscope of mobile equipment such as a mobile phone and a tablet are used for assisting positioning, so that the electronic map and the site component are synchronous in position, the site is rapidly compared with the drawing, data such as pictures and data are inserted or associated, the feedback problem is found in time, and the situation is kept consistent with the site at any time.
Preferably, in the live-action evidence obtaining method provided by the present invention, in the sixth step, keywords are used to reach the interior of live-action evidence obtaining, so that the interior of each file is associated with each other to form a relationship network; clicking the keywords, displaying all files containing the keywords and corresponding sentences through a popup window, and displaying content through the popup window according to categories, file names, the keywords and keyword attribute information, so that the whole project data information is quickly and accurately controlled and managed integrally and really; the keyword attribute information includes location, date, data, site inconsistency and notice.
Compared with the prior art, the invention has the following beneficial effects:
by the structural design, the live-action evidence obtaining method provided by the invention is introduced into engineering audit, and has the following beneficial effects: the construction process is effectively and reliably recorded and used as an evidence chain, the construction process can be restored and reproduced, the problem that the construction process cannot be checked after being concealed is solved, and evidence support is provided for data; secondly, all data, drawings and models are compared with the site, problems are recorded, fed back and corrected, the data are kept consistent with the site, and the data are real and reliable; and thirdly, the limitation of BIM model-free all-talks is broken, the live-action evidence collection has no primary and secondary relation, and the live-action evidence collection can enter the working state at any time. The keywords are mainly used for getting through the interior of the real scene evidence, so that the keywords are mutually associated to form a relationship network, the whole control and management of the whole project information are facilitated, the data searching time is reduced, the coordination or handover difficulty is reduced, and the data loss caused by reasons such as personnel mobility and personnel handover can be avoided. The operator can quickly start working after the interval time is longer, so that repeated work is reduced, and the working efficiency is improved; and fourthly, the GPS and gyroscope of mobile equipment such as a mobile phone and a tablet are used for assisting positioning, so that the electronic map and the site component are synchronous, the site is quickly compared with the drawing and the model, the picture and panoramic image data can be inserted or associated at any time, the problems of quick discovery, recording and feedback can be solved, and the later association and communication working time can be shortened. The invention can not only restore and reappear the construction process and really realize settlement according to real conditions, but also find the problems of deviation and tendency in time, supervise and strengthen the responsibility consciousness of each participant to a certain extent, guide and standardize each action and powerfully promote the standardized operation of engineering investment management. The live-action evidence obtaining method provided by the invention is a project audit evidence obtaining method which is fair and fair, real and reliable in data, and correlated among data, can check the evidence completely, and is convenient to cooperate and handover.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. Wherein:
fig. 1 is a block diagram of a live-action evidence obtaining method according to an embodiment of the present invention.
Detailed Description
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings. The various examples are provided by way of explanation of the invention, and not limitation of the invention. In fact, it will be apparent to those skilled in the art that modifications and variations can be made in the present invention without departing from the scope or spirit thereof. For instance, features illustrated or described as part of one embodiment, can be used with another embodiment to yield a still further embodiment. It is therefore intended that the present invention encompass such modifications and variations as fall within the scope of the appended claims and equivalents thereof.
In the description of the present invention, the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are for convenience of description of the present invention only and do not require that the present invention must be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. The terms "connected" and "connected" used herein should be interpreted broadly, and may include, for example, a fixed connection or a detachable connection; they may be directly connected or indirectly connected through intermediate members, and specific meanings of the above terms will be understood by those skilled in the art as appropriate.
Referring to fig. 1, fig. 1 is a block diagram of a live-action evidence obtaining method according to an embodiment of the present invention.
The invention provides a live-action evidence obtaining method which can obtain image information of construction progress in each stage (specifically, segmentation according to time progress) in engineering construction to be used as a certificate for auditing and checking.
Specifically, the live-action evidence obtaining method comprises the following steps:
step one, acquiring all-round live-action image information in engineering construction as basic checking and verifying information.
In the first step, the all-dimensional live-action image information is specifically all-dimensional in space, and mainly includes key construction parts, hidden construction parts and the like. In addition, the omnibearing time is also replaced, and different construction stages are performed in the whole construction process. The live-action image information refers to the acquisition of a live-action image or a live-action video.
Specifically, in the first step, after acquiring the basic data for inspection (i.e. the all-dimensional live-action image information in the engineering construction), the basic data for inspection is first preprocessed, wherein the preprocessing step includes: and carrying out picture renaming, image quality optimization, time information loading and synthesis, geographic information loading and synthesis, HDR optimization and synthesis and panoramic picture splicing operation processing on all image information forming the verification basic data. Stitching refers to stitching some images into a full-view panoramic picture for subsequent operations. The full-view panoramic picture can record the real scene of the scene, and carry out key monitoring, recording and live-action evidence obtaining on the details of the construction process such as concealment, change, visa, materials and the like. Therefore, in the evidence obtaining process, real-time monitoring evidence obtaining is carried out by utilizing field video monitoring, integral comprehensive collection evidence obtaining is carried out by an unmanned aerial vehicle aerial photography and a live-action 3D model, internal, range and detail collection evidence obtaining is carried out by a full-view panoramic view, and supplementary collection evidence obtaining is carried out by actual measurement of a common camera, a mobile phone and a live action.
In the first step, the method for acquiring the all-dimensional live-action image information in the engineering construction specifically comprises the following steps: real-time monitoring evidence collection is carried out by utilizing field video monitoring, integral comprehensive collection evidence collection is carried out by utilizing an unmanned aerial vehicle aerial photography and a live-action 3D model, and supplementary collection evidence collection is carried out by utilizing an ordinary camera, a mobile phone and live-action actual measurement.
And step two, performing cloud storage on the checking basic data and disclosing the checking basic data in a read-only mode.
After the live-action image information is obtained in step one, the live-action image information needs to be processed, such as renaming, classification and grouping, and then uploaded and stored in the cloud storage, and the cloud storage can be consulted through setting, but only the image information which cannot be modified or changed can be read.
The live-action image information in the present invention generally refers to a live-action photograph or a live-action video acquired by an image pickup apparatus, and in the present invention, more information on the live-action photograph and the live-action video, such as an acquisition location (GPS coordinate), engineering change content, and the like, is added.
Specifically, in the second step, after preprocessing the verification basic data, the image information is divided and encrypted according to the picture names.
And in the second step, after preprocessing the checking basic data, segmenting the image information according to picture names, wherein the segmentation specifically comprises grouping and sorting, and the grouping conditions of the grouping and sorting comprise: grouping according to construction parts and time, specifically recording live-action evidence-obtaining images of a certain construction part according to different time to form a bright front-back contrast; grouping according to time and construction parts, specifically recording field evidence collection of a certain time period, and grouping according to construction parts; grouping according to regions, specifically grouping according to construction positions or time aiming at each region of construction; and grouping by inventory subdirectory, specifically grouping by inventory subdirectory containing content or quota records.
And step three, backing up the checking basic data, classifying, making a street view map according to the checking basic data, and making a checking link of the checking basic data related to a point on the street view map by taking the point as a minimum unit.
Step two and step three are two steps carried out synchronously, after all-round live-action image information in engineering construction is obtained in step one, one part is uploaded to the cloud after being processed, and the other part is made into a street view map through step three, so that the checking in auditing is facilitated.
Specifically, in the third step, after the basic data is classified, a street view map is made according to the basic data, meanwhile, the basic data is associated with the construction drawing, and a viewing link of the image position and the sight angle direction information related to a point is made on the construction drawing by taking the point as the minimum unit, so that the linkage between the drawing and the on-site real view is realized.
Step four, integrating and processing the 'unified data';
after receiving the data, unifying the management (classified management) of the transmitted and received text and cloud storage backup to ensure that the data is in the latest state and the original data is real and safe and private; and (5) abstracting the emphasis of the received file, and grasping the file content by using the emphasis information. The refinement focus is again for automatic association of keywords with other information. The association is made only by executing according to the standard, so that the data searching time is reduced, the cooperation or handover difficulty is reduced, and data loss caused by personnel flow, personnel handover and the like can be avoided. The time interval is longer, the hand can be quickly started, the repeated work is reduced, and the work efficiency is improved.
The fourth step also comprises: the drawing integration processing operation is as follows: renaming and arranging the drawings according to the drawing catalog; updating and comparing drawings of different versions, and marking drawing differences; associating, labeling and creating a viewing link of the newly added or locally changed drawing; the GPS and gyroscope of mobile equipment such as a mobile phone and a tablet are used for assisting positioning, so that the electronic map and the site component are synchronous in position, the site is rapidly compared with the drawing, data such as pictures and data are inserted or associated, the feedback problem is found in time, and the situation is kept consistent with the site at any time.
Step five, getting through the interior of the real scene evidence collection by using keywords, and enabling the interior of each file to be mutually associated to form a relationship network; clicking the keywords, displaying all files containing the keywords and corresponding sentences by a popup window, and displaying the content of the popup window according to the category, the file name, the keywords and the attribute information of the keywords (the notice items such as the inconsistency of the position, the date and the data with the field), thereby quickly and accurately integrating, really controlling and managing the data information of the whole project.
And step six, generating an engineering virtual image through modeling software, computation software, bim software and/or vr virtual reality image software, and performing virtual-real comparison on the engineering virtual image and verification basic data.
In the sixth step, a project virtual image is generated through modeling software, computation software, bim software and/or vr virtual reality image software, electronic equipment (such as a computer, a tablet or a mobile phone) is used for reading the project virtual image, a virtual-real comparison message leaving window is created at a viewing window of the electronic equipment, and in the process of virtual-real comparison, messages are left through the comparison message leaving window and communication information in the whole process is stored in a message communication trace recording mode.
In the invention, the actual measurement actual quantity of the real scene specifically comprises the steps of acquiring the geographic information of fixed points by using a geographic information acquisition device and carrying out positioning measurement between the fixed points by using a laser positioning device.
The invention discloses a live-action evidence obtaining method, which can be divided into four parts: 1. unifying data (unifying electronic data and data information related to engineering, wherein the unification refers to unification of file format, template and flow); 2. real scene evidence collection (acquiring real scene image information in engineering construction); 3. comparing virtual and real (virtual refers to data obtained through software, such as 720-degree panoramic pictures, or street view images, and real refers to actual construction site pictures); 4. and (5) carrying out back check on the results. The four parts are based on live-action evidence obtaining, the interior of the four parts is mutually associated, and information barriers are broken through keywords to enable information to be 'strung'; and the problems are found and corrected at any time, the problems are kept to be consistent with the scene, the final result is guaranteed to be fair and fair, the evidence obtaining usability is filled, the blank that the models such as BIM are compared with the virtual reality and the actual reality on the scene, the BIM and the actual scene are obtained, and the digital twin is really realized.
Through the structural design, the live-action evidence obtaining method provided by the invention is introduced into engineering audit, and the construction process can be restored and reproduced by effectively and reliably recording the construction process as an evidence chain, so that the problem that the construction process cannot be checked after being concealed is solved, and strong evidence support is provided for data; GPS and gyroscope auxiliary positioning of mobile equipment such as a mobile phone and a tablet are utilized, so that the electronic map is synchronous with the position of a site component, rapid comparison between the site and a drawing and a model is realized, and problems of finding, recording and feedback are solved. Secondly, keywords are used for getting through the interior of the real scene evidence, so that the keywords are mutually related, all data, drawings and models are compared with the site, problems are recorded, fed back and corrected, the problems are kept consistent with the site, and the data are real and reliable. The invention can carry out integral control and management on the whole project information, realize real settlement according to real conditions, find the problems of deviation and tendency in time, supervise and strengthen the responsibility consciousness of each participant to a certain extent, guide and standardize the behaviors of each participant, and powerfully promote the standardized operation of engineering investment management. The live-action evidence obtaining method provided by the invention is a project audit evidence obtaining method which is fair and fair, has real and reliable data, is associated with data, can check the evidence completely, is convenient to cooperate and handover, can improve the audit work efficiency by putting the method into use, can solve various disputes in the audit process, effectively improves the audit quality and reduces the audit risk.
The core of the BIM is to provide a complete building engineering information base consistent with the actual situation for the model by establishing a virtual building engineering three-dimensional model and utilizing a digital technology. The information base not only contains geometrical information, professional attributes and state information describing building components, but also contains state information of non-component objects (such as space and motion behaviors). By means of the three-dimensional model containing the construction engineering information, the information integration degree of the construction engineering is greatly improved, and therefore a platform for engineering information exchange and sharing is provided for related interest parties of the construction engineering project.
The invention breaks through the limitation of BIM model-free all interviews, and the live-action evidence obtaining method has no primary and secondary relation and can enter the working state at any time. The internal data of the real scene evidence is communicated by the keywords, the problems are found, the data information is corrected at any time and is consistent with the scene, and the objective, real, fair and fair final results are guaranteed. Mainly comprises four parts of real scene evidence collection, data unification, deficiency and excess comparison and achievement reverse investigation.
The first part of live-action evidence collection is based on a full-view panoramic system, is compatible with an association management system, is assisted by technologies such as unmanned aerial vehicle aerial photography, a live-action 3D model, on-site video monitoring and live-action actual measurement, utilizes a construction site video monitoring camera or acquired pictures or video information as real-time monitoring evidence, carries out integral comprehensive collection evidence collection and evidence collection on the unmanned aerial vehicle aerial photography and the live-action 3D model, carries out internal, range and detail collection evidence collection and evidence collection on the full-view panoramic, and carries out supplementary collection evidence collection and evidence collection on an ordinary camera, a mobile phone and the live-action actual measurement. The full-view panoramic system is characterized in that a virtual reality technology (VR) is utilized to manufacture full-view panoramic photos (including but not limited to 360-degree panoramic photos and 720-degree panoramic photos), real scenes of a site are recorded in an all-around mode, construction process details such as hiding, changing, visa and materials are subjected to key monitoring, recording and live view evidence obtaining, a calculated quantity model and the full-view panoramic photo are utilized to carry out virtual-real comparison, consistency with the site is guaranteed, and false conditions are avoided.
In the first part of live-action evidence collection, the method mainly comprises the functions of 1.1 image information acquisition, 1.2 pretreatment, 1.3 recording, 1.4 grouping and analyzing, 1.5 roaming association, 1.6 drawing navigation, 1.7 image-text annotation, 1.8 leaving trace record allocation of a message communication task and the like. After the data are uploaded to the cloud for storage after being acquired, the visitor can only browse the data and cannot change the original real-scene evidence-obtaining image, and each group of multiple full-view angle panoramic photos are proved mutually, so that the evidence obtaining is objective, fair, real and effective. The external sharing can only be viewed and browsed, and cannot be changed or modified, so that the method has strong objective fairness.
For 1.1 image information acquisition
The image information acquisition equipment comprises various panoramic cameras, unmanned planes, cameras, mobile phones, auxiliary equipment, time and geographic information acquisition equipment, laser positioning equipment and the like.
Each device is used for acquiring an original image and original data of a construction process, and then performing local and cloud storage, wherein the local storage can be a local server, such as a computer in an office, and the cloud storage refers to transmitting the original image and the original data to a cloud platform for storage on the cloud platform. The local storage is only used for local reading, and the cloud platform storage can be used for reading by any device capable of being networked.
The image information content includes a picture, a video, a sound, a 360-degree panoramic picture, a 720-degree panoramic picture and other panoramic pictures, a vr virtual reality video, a 3D model, a 4D model, a 5D model and the like.
In the invention, the original image source equipment in the construction process comprises an unmanned aerial vehicle, intelligent video monitoring equipment, portable image acquisition equipment and on-site real-scene actual measurement real-quantity equipment. Because the source of the original image is complex and the form is various, the invention needs to preprocess the original image to obtain a preprocessed image which can be subjected to the next standard operation. The pre-processing data includes full-view panoramic images of real scenes or conditions relative to or combined with each other about the complete construction process of the construction site.
The unmanned aerial vehicle carries out aerial photography on a construction site at fixed points and at fixed time for multiple times every day, visually reflects the whole process of engineering construction, objectively records economic information related to settlement such as engineering quality, safety, construction period, measure expense, arrangement expense and the like, and simultaneously discovers the problems in construction management so as to correct the problems in time. And intelligent video monitoring is performed, on-site video monitoring is accessed, and on-site construction conditions are checked in real time. In addition, unmanned aerial vehicle oblique photography is carried out on the project at intervals, a live-action 3D model is synthesized, and evidence is obtained for the live-action 3D model. The real-scene 3D building module is built according to time periods or progress, and compared with a virtual model (calculated amount) and a drawing, a comprehensive and objective image data certificate is provided for disputes caused in the traditional audit, and the objectivity, accuracy and high-efficiency safety of the audit are effectively improved. The portable image acquisition equipment comprises a panoramic camera, a mobile phone, laser positioning equipment, time and geography acquisition equipment and the like. The on-site real-scene actual measurement real-quantity equipment comprises a common measuring tool, a GPS measuring instrument, a three-dimensional laser scanner, a distance meter and the like. In addition, since there are several kinds of original image sources, there are several kinds of original images, including a picture, an image, a 360-degree panorama, a panorama such as a 720-degree panorama, a VR virtual reality image, a 3D model, a 4D model, a 5D model, and the like.
The image data and original data in the construction process comprise various bidding documents, contracts, approximate calculations and bills, various construction drawings, drawing questions, visas, changes, pricing, contact lists and other data in the construction process. Generally, the construction drawings are electronic drawings such as a seal blueprint and CAD, and other construction common composition versions, and the data such as bidding documents, contracts, bills and the like are paper edition originals and scanning electronic editions.
The image information backup comprises uploading the acquired image and data information to a private cloud system backup base of a company, and the reality, safety and privacy of data are guaranteed.
For 1.2 pretreatment
The method comprises image information picture renaming, image quality optimization, time and geographic information loading synthesis, HDR optimization synthesis, panoramic picture splicing and the like.
For 1.3 entries
Firstly, renaming the image information according to the naming requirement, and secondly, carrying out segmentation and encryption processing on the image information to prevent data leakage or stealing.
For 1.4 packet collation analysis
The sorted information (mainly images and videos) can be grouped by self-definition, and the grouping is flexible.
1.41 grouping according to the acceptance time of the hidden project:
grouping according to position + time: recording a part of live-action evidence-taking images of a certain part according to different time to form a bright front-back contrast;
grouping by time + position: recording field evidence collection in a certain time period, and grouping according to parts;
grouping by layer (region): recording each layer (area), grouped by location (or time);
1.42 grouping evidence collection according to bidding documents, contracts and other documents:
may be grouped by inventory subdirectory: the per-listing subdirectory contains a grouping of content (quota) records.
For 1.5 roaming associations
The image information is related to make a street view mode (similar to the street view mode of maps such as Baidu maps, Gagde maps and the like), the corresponding live-view evidence-obtaining images are automatically jumped by clicking the marked positions on the street view maps, and the jumped image marking position modes comprise points (marks such as icons) and lines, planes (including invisible areas, pictures, images and the like) and bodies (three-dimensional graphics and the like) are jumped correspondingly.
The marks are in the forms of points, lines, faces and bodies, specifically, the "points" include marks such as icons, the "faces" include hidden areas, pictures and images, and the "bodies" include three-dimensional images; the scene image is a live-action image service, which can realize "scene reproduction" as providing a 360-degree (or 720-degree) panoramic image of a construction site, a construction process, a city, a street, or other environment. The scene image can realize scene reproduction at a webpage end or a mobile end, and shows high-definition scenes of real scenes or conditions in various relative or combined situations.
For 1.6 drawing navigation
The image information is associated with the mark position on the navigation map (a drawing plan view, a vertical view and the like), the information such as the image information position, the sight line angle direction and the like can be displayed on the navigation map, the mark position on the map is clicked to automatically jump corresponding image information, the linkage between the drawing and the live-action scene is realized, the drawing can be conveniently and quickly switched to the live-action scene, and the next step of work can be carried out.
For 1.7 teletext annotation
By adding pictures, images, voice, characters and the like for general explanation, the problems are found and recorded, and are left to communicate and feed back, so that the problems are jointly put into practice to obtain important evidences.
For 1.8 message communication task distribution
Sharing and viewing (supporting WeChat), establishing a remote video conference in real time, observing specific parts and operation actions in real time if the user is close to a site, discussing in real time, and realizing efficient collaborative work. The left message communication trace recording is visual, simple and easy to understand, unambiguous and free from understanding deviation.
In the invention, the actual measurement of the field real scene can be measured by the traditional measuring tool, a GPS measuring instrument, a three-dimensional laser scanner, a mobile terminal real scene measurement shooting evidence obtaining (distance measuring instrument) and other equipment.
The second part of unified data comprises 2.1 information collection and arrangement of original data and 2.2 mutual correlation, so as to form a unified data version, find problems, obtain evidence of real scene and implement correction.
For 2.1 data information collection backup
The method comprises the steps of collecting and backing up data information to a private cloud end for storage, sorting and associating the data in a receiving and sending text mode by using a directory, and creating a link between the directory and related contents after the directory is created, so that files can be directly searched or opened in the directory.
The manufacturing cost is consulted with professional skills and rich experience of a unit, key points are extracted from data influencing the manufacturing cost, and relevant links are made between the extracted key points and relevant data, so that a file can be directly opened and corresponding positions (sentences, paragraphs, marks and the like) can be skipped. And (5) performing live-action evidence collection according to tasks and performing confirmation together.
For 2.2 establishing unified summary of various templates
Unifying the data versions, correlating the data, finding out the problem and evidence collection in real scene, and implementing the confirmation of the corrected data together.
After receiving the data, unifying the management (classified management) of the transmitted and received text and cloud storage backup to ensure that the data is in the latest state and the original data is real and safe and private; and (5) abstracting the emphasis of the received file, and grasping the file content by using the emphasis information. The refinement focus is again for automatic association of keywords with other information. The association is made only by executing according to the standard, so that the data searching time is reduced, the cooperation or handover difficulty is reduced, and data loss caused by personnel flow, personnel handover and the like can be avoided. The time interval is longer, the operation can be started quickly, the repeated work is reduced, and the work efficiency is improved.
Further comprising: for example, forming a 'completion settlement drawing': renaming and arranging the drawings according to the drawing catalog; updating and comparing drawings of different versions, and marking drawing differences; associating, labeling and creating a viewing link of the newly added or locally changed drawing; the GPS and the gyroscope of mobile equipment such as a mobile phone, a tablet and the like are used for assisting positioning, so that the electronic map is synchronous with the position of a site component, the site is rapidly compared with a drawing, and data such as pictures and data are inserted or associated, so that the synchronization of a 2D drawing, a 3D model, a site and a live-action image is realized. The method is characterized in that data such as drawing review, visa change, contact list, concealment and the like are related to the drawing and create problems by creating a form, tasks are distributed to push responsible persons, evidence obtaining and solving problems are achieved, the situation is kept consistent with the site at any time, and a set of 'completion settlement drawing' is finally formed.
In the third part of the virtual-real comparison, which comprises 3.1 modeling, calculating and pricing processes, problems are found, real evidence is obtained by feedback, and the 3.2 virtual model and the real scene are compared and analyzed, so that the model is corrected in real time, and the auditing result is ensured to be consistent with the scene.
For 3.1, during modeling, calculation and pricing, problems are found, and feedback is carried out to obtain evidence.
For 3.2 virtual model and real scene evidence-taking false-true contrast analysis
And performing virtual-real comparison analysis with 3d software, namely performing virtual-real comparison on a virtual image generated by three-dimensional, four-dimensional, five-dimensional and six-dimensional (3d, 4d, 5d and 6d) modeling software, computation software, bim software, vr virtual-real image and other software, and a real-scene evidence obtaining method, so that visual inspection and comparison are facilitated, problems are found, common real-practice confirmation is communicated, an adjustment model is modified, and the condition that a drawing, a model and computation amount are consistent with a scene is ensured.
In the fourth part of result back-check, keywords are used for getting through the interior of live-action evidence collection, so that the interior of each file is mutually associated to form a relationship network; clicking the keywords, displaying all files containing the keywords and corresponding sentences by a popup window, and displaying the content of the popup window according to the category, the file name, the keywords and the attribute information of the keywords (the notice items such as the inconsistency of the position, the date, the data and the field and the like), thereby quickly and accurately integrating, really controlling and managing the data information of the whole project.
The data, the real scene evidence obtaining, the false-true comparison, the calculation process, the settlement and the model are mutually associated, the first-level searching can be carried out, the searching can also be carried out according to the parts and the contents, and all associated files, sentences and words are displayed in a popup window to be linked, so that the first-level searching is completed and the most original data can be directly searched. As long as the system is executed according to the standard, the association, the cooperation or the handover become quite simple, the interval time is longer, the system can be used quickly, the repeated work is reduced, and the working efficiency is improved. All data are stored in the server and kept up to date, all people use the unified data, the data searching time is reduced, and data loss caused by personnel flowing, personnel handover and the like is avoided.
Changes and changes in the project implementation process are proved by professional skills and rich experience of manufacturing cost consulting units, the extensive supervision and management is compensated, the legality and the authenticity of each link are effectively supervised and fed back, the problems of deviation and tendency are found in time, the responsibility consciousness of each parameter unit is supervised and strengthened to a certain extent, all actions are guided and normalized, the scene is changed along with changes, the consistency with the scene is ensured, the authenticity, the accuracy, the comprehensiveness and the timeliness of an audit result are improved, the audit result of a project is ensured to be according to the foundation, fair and fair, the audit risk is effectively reduced, and the audit quality is improved.
The method carries out series processing on the original image and the original data, so that in the process of engineering audit, various images and data obtained by the method can be used for effectively and reliably obtaining evidence for the complete construction process of an engineering field, firstly, the construction process is effectively and reliably recorded and is used as an evidence chain, the construction process can be restored and reproduced, the problem that the construction process cannot be checked again after being concealed is solved, evidence support is provided for the data, and the problems of recording, feedback and correction are compared with the field, the recording, feedback and correction are kept consistent with the field, so that the data are real and reliable. And thirdly, the limitation of BIM model-free all-talks is broken through, and the live-action evidence collection has no primary and secondary relation and can enter a working state at any time. The keywords are mainly used for getting through the interior of the real scene evidence, so that the keywords are mutually associated to form a relationship network, the whole control and management of the whole project information are facilitated, the data searching time is reduced, the coordination or handover difficulty is reduced, and the data loss caused by reasons such as personnel mobility and personnel handover can be avoided. The time interval is longer, the operation can be started quickly, the repeated work is reduced, and the work efficiency is improved. And fourthly, the GPS and gyroscope of mobile equipment such as a mobile phone and a tablet are used for assisting positioning, so that the electronic map and the site component are synchronous, the site is quickly compared with the drawing and the model, the picture and panoramic image data can be inserted or associated at any time, the problems of quick discovery, recording and feedback can be solved, and the later association and communication working time can be shortened.
The construction process can be restored and reproduced when the method is put into use, and the data are mutually verified, so that the authenticity, comprehensiveness and timeliness of the data are ensured, the fairness and justness of project audit results are ensured, the method is well documented, the audit quality is effectively improved, and the audit risk is reduced.
The above is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made to the present invention by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A live-action evidence obtaining method is introduced into engineering audit, and is characterized by comprising the following steps:
obtaining evidence of an actual scene, unifying data arrangement, performing correction, restoring and comparing the deficiency and the excess, and performing back-check on the results;
and realizing information series connection through keywords in the four parts of real scene evidence obtaining, unified data arrangement and actual implementation correction, virtual-real reduction comparison correction and achievement reverse checking, so that the four parts are mutually associated to form a relationship network to realize the quick query of related information.
2. A live-action forensic method according to claim 1 characterised in that the live-action forensic method specifically comprises the steps of:
step one, acquiring all-dimensional live-action image information in engineering construction as checking basic data;
step two, performing cloud storage backup on the checking basic data, sorting, extracting keywords for quick searching and automatic association, and sharing in a read-only mode;
step three, classifying the checking basic data, making the checking basic data into a street view map according to the classification, taking a point as a minimum unit on the street view map and making a checking link of the checking basic data related to the point;
by taking the live-action evidence as an evidence chain, the construction process is effectively and reliably recorded, the recovery and the reproduction are convenient, and the original data are accurately recorded and recovered;
step four, receiving data such as drawings, visas, changes, pricing and the like, and then arranging in a unified format to realize the unification of the data;
by setting keywords and automatically or manually associating the keywords, the unified data and the live-action images are compared, inconsistent places are marked, and the keywords are formed, so that the keywords are conveniently and quickly searched and automatically associated;
the system is used for solving difficult and complicated diseases such as construction on site without drawing, random change, blind signature, post-affair signature supplement and the like and various disputes;
fifthly, generating an engineering virtual image through modeling software, computation software, bim software and/or vr virtual reality image software, and performing virtual-real comparison on the engineering virtual image and the 'on-site real scene image';
step six, getting through each specific file of data, real scenes, models and results by keywords, clicking the keywords, and linking to all files containing the keywords and corresponding sentences to enable the interiors of the files to be mutually associated to form a relational network;
the data can be conveniently and quickly searched, and the project can be quickly familiar, so that the whole project data information can be integrally and really controlled and managed.
3. The live-action forensic method according to claim 2, further comprising:
creating a virtual-real comparison message-leaving window, leaving a message through the comparison message-leaving window and storing the communication information of the whole process in a message communication trace-leaving recording mode in the process of carrying out virtual-real comparison;
in the sixth step, keywords are used for getting through the interior of live-action evidence collection, so that the interior of each file is mutually associated to form a relationship network; clicking the keywords, displaying all files containing the keywords and corresponding sentences through a popup window, and displaying content through the popup window according to categories, file names, the keywords and keyword attribute information, so that the whole project data information is quickly and accurately controlled and managed integrally and really;
the keyword attribute information includes location, date, data, site inconsistency and notice.
4. The live-action forensic method according to claim 3,
in the first step, after acquiring the basic data, firstly, preprocessing the basic data;
the pretreatment step comprises: and carrying out picture renaming, image quality optimization, time information loading and synthesis, geographic information loading and synthesis, HDR optimization and synthesis and panoramic picture splicing operation processing on all image information forming the verification basic data.
5. The live-action forensic method according to claim 4,
in the second step, after the verification basic data is preprocessed, the image information is divided and encrypted according to the picture name.
6. The live-action forensic method according to claim 5,
in the second step, after the verification basic data is preprocessed, the image information is segmented according to picture names, wherein the segmentation specifically comprises grouping and sorting, and grouping conditions of the grouping and sorting comprise:
grouping according to construction parts and time, specifically recording live-action evidence-obtaining images of a certain construction part according to different time to form a bright front-back contrast;
grouping according to time and construction parts, specifically recording field evidence collection of a certain time period, and grouping according to construction parts;
grouping according to regions, specifically grouping according to construction positions or time aiming at each region of construction;
and grouping by inventory subdirectory, specifically grouping by inventory subdirectory containing content or quota records.
7. The live-action forensic method according to claim 6,
and in the third step, after the backup verification basic data are classified, a street view map is made according to the backup verification basic data, meanwhile, the backup verification basic data are associated with the construction drawing, and the viewing link of the image position and the sight angle direction information related to the point is made on the construction drawing by taking the point as the minimum unit.
8. The live-action forensic method according to claim 7,
in the first step, the acquiring of the all-dimensional live-action image information in the engineering construction specifically includes the following steps: real-time monitoring evidence collection is carried out by utilizing field video monitoring, integral comprehensive collection evidence collection is carried out by utilizing an unmanned aerial vehicle aerial photography and a live-action 3D model, and supplementary collection evidence collection is carried out by utilizing an ordinary camera, a mobile phone and live-action actual measurement.
9. The live-action forensic method according to claim 8,
the actual measurement is specifically to use a geographic information acquisition device to acquire geographic information of fixed points and use a laser positioning device to perform positioning measurement between the fixed points.
10. The live-action forensic method according to claim 9,
in the fourth step, the method also comprises the integrated processing of 'unified data';
after receiving the data, the data are uniformly transmitted and received for management and cloud storage and backup, so that the data are in the latest state, and the original data are real and safe and private; for the received file, the key points are extracted, the file content is mastered by key information, the extraction key points are also used as keywords for automatic association with other information, and association is made, so that the data searching time is reduced, the coordination or handover difficulty is reduced, the data loss caused by personnel flowing, personnel handover and other reasons can be avoided, the operation can be quickly started after long time intervals, the repeated work is reduced, and the working efficiency is improved;
the integration processing operation of the drawing is as follows: renaming and arranging the drawings according to the drawing catalog; updating and comparing drawings of different versions, and marking drawing differences; associating, labeling and creating a viewing link of the newly added or locally changed drawing; the GPS and gyroscope of mobile equipment such as a mobile phone and a tablet are used for assisting positioning, so that the electronic map and the site component are synchronous in position, the site is rapidly compared with the drawing, data such as pictures and data are inserted or associated, the feedback problem is found in time, and the situation is kept consistent with the site at any time.
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| CN116934180A (en) * | 2023-09-15 | 2023-10-24 | 恒实建设管理股份有限公司 | Whole process consultation information management method, system, device and storage medium |
| CN116934180B (en) * | 2023-09-15 | 2023-12-08 | 恒实建设管理股份有限公司 | Whole process consultation information management method, system, device and storage medium |
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