CN112651656A - Method and system for detecting dynamic trend of fire condition based on timeline mode - Google Patents
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Abstract
The invention discloses a method and a system for detecting dynamic trend of fire condition based on a time line mode, which are used for detecting whether a merged data table with the same data as the ith piece of basic data information of fire hazard exists in a merged database or not, if so, carrying out data association on the ith piece of basic data information of fire hazard and the merged data table, extracting first fire hazard image information corresponding to the merged data of the hazard existing in the merged data table and second fire hazard image information corresponding to the ith piece of basic data information of fire hazard, carrying out similarity analysis and comparison on the first fire hazard image information and the second fire hazard image information, and obtaining a fire hazard time line, updating the merged database based on the ith piece of basic data information of fire hazard until all pieces of basic data information of fire hazard are processed; the invention has the advantages that the problems of data repetition, inconvenient viewing and low processing efficiency are solved; and the data processing efficiency of the fire hazard is improved.
Description
Technical Field
The invention relates to the technical field of fire analysis, in particular to a method and a system for detecting dynamic trend of fire based on a timeline mode.
Background
At present, a forest fire prevention system carries out fire hidden danger early warning prompt after fire and early warning data are mostly front-end cameras to capture fire hidden dangers, different camera equipment in the same range of fire hidden dangers and factors such as different angles can generate a large amount of early warning information simultaneously or according to time change, the system simultaneously butt joint WeChat public numbers, apps and other nationwide reporting data interfaces, the fire hidden dangers reported by different personnel can be received, the same fire hidden dangers can be generated by the same fire hidden dangers due to different personnel and different time nodes, fire hidden danger treating personnel need to confirm whether the early warning data are real or not and a fire treatment scheme according to received early warning information details, manual analysis is carried out, verification and other operations are carried out to confirm whether the early warning data are real. Due to the fact that data sources are scattered, early warning information is large in data size and high in repeatability, processing efficiency is low due to heavy processing work of fire hazard processing personnel, fire hazard cannot be confirmed in time, and fire hazard processing time is delayed.
Because the fire hazard data are dispersed and arranged in a non-time sequence, when the fire hazard is processed and analyzed by fire hazard processing personnel, the fire hazard processing personnel can jump among different hidden hazard data pages, and need to look up the data in different time links to analyze the fire hazard development trend to make a solution of the hidden hazard or the fire hazard according to the analysis result. Due to the data display mode, fire hazard processing personnel cannot comprehensively and efficiently analyze the data to delay the scheme making time, and the optimal hazard processing time point may be missed.
The analysis and the processing of the information of the hidden dangers of the fire serve as important links in the management of the forest fire prevention safety, the hidden dangers of the fire can be confirmed in time through effective hidden danger data analysis, corresponding measures are made, the hidden dangers can be processed in time, the probability of forest fire occurrence is greatly reduced, and the loss of the state and the property of people is reduced. The first purpose of establishing the forest fire prevention system is to improve the fire prevention and control effect by combining computer software and hardware, receive early warning information of the hidden fire danger in advance or timely and effectively eliminate the fire in the bud, but the processing efficiency of workers is not reduced due to the generation and display mode of the current hidden fire danger early warning data, and the workers are enabled to process the same hidden fire danger data most of the time, so that unnecessary time cost is increased.
Disclosure of Invention
The invention aims to provide a method and a system for detecting dynamic fire trend based on a time line mode.
The invention is realized by the following technical scheme: a method for detecting dynamic trend of fire conditions based on a timeline mode comprises the following steps:
s1: acquiring n pieces of basic data information of the fire hazard, detecting whether a merged data table with the same information as the ith piece of basic data information of the fire hazard exists in a merged database, if so, extracting the merged data table, otherwise, entering a step S4, wherein an initial value in the merged database is the merged data table generated based on the acquired first piece of basic data information of the fire hazard, and 1< i < ═ n;
s2: carrying out data association on the ith piece of fire hazard basic data information and the merged data table, if the association is successful, entering the step S3, otherwise, entering the step S4;
s3: extracting first hidden danger image information corresponding to hidden danger merging data in the merging data sheet and second hidden danger image information corresponding to ith hidden danger basic data information, performing similarity analysis and comparison on the first hidden danger image information and the second hidden danger image information, merging the merging data sheet and the ith hidden danger basic data information into a hidden danger data sheet if the similarity is greater than or equal to a preset threshold value, arranging the hidden danger data sheets according to a time sequence to obtain a hidden danger timeline, outputting the hidden danger timeline, and otherwise, entering step S4;
s4: and updating the merged database based on the ith piece of basic data information of the fire hazard, and returning to execute the steps S1-S3 until all the n-1 pieces of basic data information of the fire hazard are processed.
Conventionally, the detection of the fire hazard information is performed by acquiring a plurality of pieces of fire hazard data information through different platforms, and an operator needs to perform detection processing on the fire hazard data information sent by each platform, so that a great amount of time is wasted for the operator in the conventional detection processing process, and the detection efficiency is low; the invention provides a method and a system for detecting dynamic fire trend based on a timeline mode, which process different obtained data of a plurality of platforms and display the obtained data in the timeline mode, so that an operator can intuitively analyze the specific dynamic fire mode through the timeline display.
Preferably, the basic data information of the fire hazard includes a coordinate position of the fire hazard, time for detecting the fire hazard, and a detection area of the fire hazard.
Preferably, the image information of the fire hazard comprises picture information of fire hazard detection and video information of fire hazard detection.
Preferably, in step S1, n pieces of fire hazard data are acquired through different platforms.
In step S2, the specific association method for performing data association between the ith piece of fire hazard basic data information and the merged data table is as follows:
adding or subtracting a preset coordinate offset to the coordinate information in the merged data table to obtain first coordinate information, and detecting whether the coordinate information in the ith piece of basic data information of the fire hazard is in the first coordinate information;
adding or detecting a preset interval time to the time information in the merged data table to obtain first time information, and detecting whether the time information in the ith piece of basic data information of the fire hazard is in the first time information;
and if the coordinate information in the ith piece of basic data information of the fire hazard is in the first coordinate information and the time information in the ith piece of basic data information of the fire hazard is in the first time information, the association is successful, otherwise, the association is unsuccessful.
Preferably, the coordinate position of the fire hazard is latitude and longitude information of the fire hazard.
The invention also discloses a dynamic fire detection system based on the time line mode, which comprises the following components:
the data detection receiving module is used for acquiring the ith piece of basic data information of the fire hazard, acquiring a merged data table from the merged database, detecting whether the merged data table has data information which is the same as the ith piece of basic data information of the fire hazard, if so, extracting the merged data table, and transmitting the merged data table and the ith piece of basic data information of the fire hazard to the first analysis module, otherwise, transmitting the ith piece of basic data information of the fire hazard to the data updating module, wherein the initial value in the merged database is the merged data table generated based on the acquired first piece of basic data information of the fire hazard, and 1< i ═ n, n is the total number of the obtained basic data information of the fire hazard;
the first analysis module is used for carrying out data association on the ith piece of fire hazard basic data information and the merged data table, if the association is successful, the merged data table and the ith piece of fire hazard basic data information are transmitted to the second analysis module, and if not, the ith piece of fire hazard basic data information is transmitted to the data updating module;
the second analysis module is used for extracting first fire hidden danger image information corresponding to hidden danger merging data in the merging data table and second fire hidden danger image information corresponding to ith piece of fire hidden danger basic data information, performing similarity analysis and comparison on the first fire hidden danger image information and the second fire hidden danger image information, merging the merging data table and the ith piece of fire hidden danger basic data information into a hidden danger data table if the similarity is greater than or equal to a preset threshold value, performing time sorting processing on the hidden danger data table to obtain a fire hidden danger timeline, outputting the fire hidden danger timeline, and otherwise, transmitting the ith piece of fire hidden danger basic data information to the data updating module;
and the data updating module is used for updating the merged database based on the ith piece of basic data information of the fire hazard.
Preferably, the system further comprises a data storage module and a file storage module,
the data storage module is used for persistently storing basic data information of the fire hazard;
the file storage module is used for storing the image information of the fire hazard.
Compared with the prior art, the invention has the following advantages and beneficial effects:
1. by adopting the dynamic method and the system for detecting the fire condition based on the timeline mode, provided by the invention, a large amount of fire hazard early warning data received from different data sources, different directions and different time are effectively integrated through data analysis and image analysis to generate a visual data display interface based on the timeline, so that the problems of data repetition, inconvenient viewing and low processing efficiency are effectively solved;
2. by adopting the dynamic method and the system for detecting the fire condition based on the timeline mode, provided by the invention, the data analysis and image analysis technology is effectively utilized according to the actual requirement and the system configuration, the data is integrated, the unnecessary repeated work of workers is reduced, and the data processing efficiency of the fire hidden danger is improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
FIG. 1 is a schematic diagram of a dynamic method for detecting fire
FIG. 2 is a schematic diagram of a dynamic system for detecting fire
FIG. 3 is a diagram of web-side fire hazard data merging information
FIG. 4 is a detailed display of data information consolidated for fire hazards
FIG. 5 is a partial schematic diagram of the timeline method of FIG. 2
FIG. 6 is a graph of the positional relationship between the timeline and the area of FIG. 2
FIG. 7 is a schematic diagram showing the location of the warning point on the gis map
FIG. 8 is a schematic view of a fire hazard after completion of treatment
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.
Example one
The embodiment discloses a method for detecting a dynamic trend of a fire condition based on a timeline mode, which comprises the following steps as shown in fig. 1:
s1: acquiring n pieces of basic data information of the fire hazard, detecting whether a merged data table with the same information as the ith piece of basic data information of the fire hazard exists in a merged database, if so, extracting the merged data table, otherwise, entering a step S4, wherein an initial value in the merged database is the merged data table generated based on the acquired first piece of basic data information of the fire hazard, and 1< i < ═ n;
the acquired n pieces of basic data information of the fire hazard are acquired through different platforms, the platforms are acquired in a multi-end mode including a web platform, a client, an early warning app and the like, and the basic data information of the fire hazard on a monitoring platform and the information on a satellite worker middle platform received through an http interface are covered.
The fire hazard basic data information comprises a fire hazard coordinate position, fire hazard detection time and a fire hazard detection area, the fire hazard coordinate position is longitude and latitude information of a specific fire hazard occurrence place, the fire hazard detection time is time information of reporting fire hazard data to the platform, the basic data information is stored in the database for persistent operation, the data table is combined to be an early warning information table, and early warning can be carried out on the fire hazard of a monitoring place.
And judging whether a merged data table which is the same as the ith piece of basic data information of the fire hazard exists in the merged database, if so, extracting the merged data table, and analyzing and processing the merged data table and the ith piece of basic data information of the fire hazard.
S2: carrying out data association on the ith piece of fire hazard basic data information and the merged data table, if the association is successful, entering the step S3, otherwise, entering the step S4;
the specific association method for carrying out data association on the ith piece of fire hazard basic data information and the merged data table comprises the following steps:
adding or subtracting a preset coordinate offset to the coordinate information in the merged data table to obtain first coordinate information, and detecting whether the coordinate information in the ith piece of basic data information of the fire hazard is in the first coordinate information;
adding or detecting a preset interval time to the time information in the merged data table to obtain first time information, and detecting whether the time information in the ith piece of basic data information of the fire hazard is in the first time information;
and if the coordinate information in the ith piece of basic data information of the fire hazard is in the first coordinate information and the time information in the ith piece of basic data information of the fire hazard is in the first time information, the association is successful, otherwise, the association is unsuccessful.
The preset coordinate offset and the preset interval time are preset values according to the whole forest fire prevention system platform management, when the matching is successful, the monitored place where the ith piece of basic data information of the fire hazard is located and the detected time are consistent with the place and the time monitored by the merging data table, and the early warning information of the fire hazard occurring in the same place and at the same time is represented.
S3: extracting first hidden danger image information corresponding to hidden danger merging data in the merging data sheet and second hidden danger image information corresponding to ith hidden danger basic data information, performing similarity analysis and comparison on the first hidden danger image information and the second hidden danger image information, merging the merging data sheet and the ith hidden danger basic data information into a hidden danger data sheet if the similarity is greater than or equal to a preset threshold value, arranging the hidden danger data sheets according to a time sequence to obtain a hidden danger timeline, outputting the hidden danger timeline, and otherwise, entering step S4;
the fire hazard image information comprises fire hazard detection picture information and fire hazard detection video information, the picture information and the video information are shot by a monitoring platform arranged at a monitored place and uploaded to the monitoring platform for processing, or shot by camera tools such as a mobile phone and a camera according to the fire hazard information seen by a user, and uploaded information is obtained through an early warning app or a public platform.
All the data in the obtained hidden danger data table are arranged according to the time sequence, a fire hidden danger time line with the time line as the axis is generated, and based on the fire hidden danger time line, an operator can visually and clearly see whether fire hidden dangers happen at a certain place in a certain time or see fire hidden dangers happen at several places from a time line, so that the time for analyzing the basic data of each fire hidden danger independently by the operator is saved, the speed for detecting the fire hidden dangers is improved, and the fire extinguishing efficiency is improved.
S4: and updating the merged database based on the ith piece of basic data information of the fire hazard, and returning to execute the steps S1-S3 until all the n-1 pieces of basic data information of the fire hazard are processed.
If the ith piece of basic data information of the fire hazard does not meet the detection of the steps S1-S3, the monitoring place in the ith piece of basic data information of the fire hazard is not the fire hazard in the same place as the monitoring place shown in the merged data table, the merged database needs to be updated, the updated merged database is applied to the steps S1-S3, monitoring is completed until all pieces of basic data information of the fire hazard transmitted from other platforms are monitored, and a generated result is generated into an early warning message to be sent out.
Example two
The embodiment discloses a dynamic system for detecting fire based on a timeline mode, as shown in fig. 2, the system includes:
the data detection receiving module is used for acquiring the ith piece of basic data information of the fire hazard, acquiring a merged data table from the merged database, detecting whether the merged data table has data information which is the same as the ith piece of basic data information of the fire hazard, if so, extracting the merged data table, and transmitting the merged data table and the ith piece of basic data information of the fire hazard to the first analysis module, otherwise, transmitting the ith piece of basic data information of the fire hazard to the data updating module, wherein the initial value in the merged database is the merged data table generated based on the acquired first piece of basic data information of the fire hazard, 1< i ═ n, and n is the total number of the acquired basic data information of the fire hazard;
the first analysis module is used for carrying out data association on the ith piece of fire hazard basic data information and the merged data table, if the association is successful, the merged data table and the ith piece of fire hazard basic data information are transmitted to the second analysis module, and if not, the ith piece of fire hazard basic data information is transmitted to the data updating module;
the second analysis module is used for extracting first fire hidden danger image information corresponding to hidden danger merging data in the merging data table and second fire hidden danger image information corresponding to ith piece of fire hidden danger basic data information, performing similarity analysis and comparison on the first fire hidden danger image information and the second fire hidden danger image information, merging the merging data table and the ith piece of fire hidden danger basic data information into a hidden danger data table if the similarity is greater than or equal to a preset threshold value, performing time sorting processing on the hidden danger data table to obtain a fire hidden danger timeline, outputting the fire hidden danger timeline, and otherwise, transmitting the ith piece of fire hidden danger basic data information to the data updating module;
and the data updating module is used for updating the merged database based on the ith piece of basic data information of the fire hazard.
EXAMPLE III
The embodiment optimizes a dynamic fire detection system based on a timeline mode based on the second embodiment, the dynamic fire detection system further comprises a data storage module and a file storage module,
the data storage module is used for persistently storing basic data information of the fire hazard, and the data storage module is mainly used for receiving data results analyzed by all the modules and data received by the processing platform and persistently storing the data results; and the file storage module is used for storing the image information of the fire hazard.
Example four
The present embodiment discloses the effects exhibited by the first and second embodiments in practical applications,
as shown in fig. 3, the information of the merged data of the fire hazard presented through the web terminal is presented in the picture, and when viewed in the merged data of the fire hazard, information such as the early warning monitoring point position, the early warning positioning information, the early warning source, the prediction area, the early warning image, the first early warning time and the like of the fire picture are clearly presented, and an operator can visually see which part of the fire picture is specifically presented through the presented data;
as shown in fig. 4-6, on the page of fig. 4, the time of fire early warning, the area of fire early warning, and the picture information of the fire early warning of the uploading platform can be clearly and visually seen, so that the processing of each piece of basic data information of the fire hazard by the operator is reduced, the efficiency of processing the data information of the fire hazard is increased, and the page can have a timely early warning effect on fire suppression.
As shown in fig. 7, according to the specific points of the fire hazard presented on the gis map after the information processing of the fire hazard data, the pre-warning monitoring points and the trend and direction of the fire spreading can be directly seen from the map, the number of people of nearby related fire-fighting teams and similar teams is automatically matched according to the geographical position of the fire hazard by the forest fire prevention system, and related personnel can be contacted in time to perform fire suppression on the fire hazard place.
As shown in fig. 8, the information of the area affected by fire, the duration, the reason of the fire, the material and the like are directly and visually displayed through the page as a result of processing the received data information of the fire hazard.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (8)
1. A method for detecting dynamic trend of fire condition based on a time line mode is characterized by comprising the following steps:
s1: acquiring n pieces of basic data information of the fire hazard, detecting whether a merged data table with the same information as the ith piece of basic data information of the fire hazard exists in a merged database, if so, extracting the merged data table, otherwise, entering a step S4, wherein an initial value in the merged database is the merged data table generated based on the acquired first piece of basic data information of the fire hazard, and 1< i < ═ n;
s2: carrying out data association on the ith piece of fire hazard basic data information and the merged data table, if the association is successful, entering the step S3, otherwise, entering the step S4;
s3: extracting first hidden danger image information corresponding to hidden danger merging data in the merging data sheet and second hidden danger image information corresponding to ith hidden danger basic data information, performing similarity analysis and comparison on the first hidden danger image information and the second hidden danger image information, merging the merging data sheet and the ith hidden danger basic data information into a hidden danger data sheet if the similarity is greater than or equal to a preset threshold value, arranging the hidden danger data sheets according to a time sequence to obtain a hidden danger timeline, outputting the hidden danger timeline, and otherwise, entering step S4;
s4: and updating the merged database based on the ith piece of basic data information of the fire hazard, and returning to execute the steps S1-S3 until all the n-1 pieces of basic data information of the fire hazard are processed.
2. The method according to claim 1, wherein the basic data information of the fire hazard comprises a coordinate position of the fire hazard, detection time of the fire hazard, and detection area of the fire hazard.
3. The method according to claim 1, wherein the image information of the fire hazard comprises image information of fire hazard detection and video information of fire hazard detection.
4. The method according to claim 1, wherein in step S1, n pieces of fire hazard data are obtained through different platforms.
5. The method according to claim 1, wherein the specific association method for performing data association between the ith item of fire hazard basic data information and the merged data table in step S2 is as follows:
adding or subtracting a preset coordinate offset to the coordinate information in the merged data table to obtain first coordinate information, and detecting whether the coordinate information in the ith piece of basic data information of the fire hazard is in the first coordinate information;
adding or detecting a preset interval time to the time information in the merged data table to obtain first time information, and detecting whether the time information in the ith piece of basic data information of the fire hazard is in the first time information;
and if the coordinate information in the ith piece of basic data information of the fire hazard is in the first coordinate information and the time information in the ith piece of basic data information of the fire hazard is in the first time information, the association is successful, otherwise, the association is unsuccessful.
6. The method according to claim 2, wherein the fire hazard coordinate position is latitude and longitude information of the fire hazard.
7. A system for detecting dynamic trends in fires based on a timeline approach, the system comprising:
the data detection receiving module is used for acquiring the ith piece of basic data information of the fire hazard, acquiring a merged data table from the merged database, detecting whether the merged data table has data information which is the same as the ith piece of basic data information of the fire hazard, if so, extracting the merged data table, and transmitting the merged data table and the ith piece of basic data information of the fire hazard to the first analysis module, otherwise, transmitting the ith piece of basic data information of the fire hazard to the data updating module, wherein the initial value in the merged database is the merged data table generated based on the acquired first piece of basic data information of the fire hazard, 1< i ═ n, and n is the total number of the acquired basic data information of the fire hazard;
the first analysis module is used for carrying out data association on the ith piece of fire hazard basic data information and the merged data table, if the association is successful, the merged data table and the ith piece of fire hazard basic data information are transmitted to the second analysis module, and if not, the ith piece of fire hazard basic data information is transmitted to the data updating module;
the second analysis module is used for extracting first fire hidden danger image information corresponding to hidden danger merging data in the merging data table and second fire hidden danger image information corresponding to ith piece of fire hidden danger basic data information, performing similarity analysis and comparison on the first fire hidden danger image information and the second fire hidden danger image information, merging the merging data table and the ith piece of fire hidden danger basic data information into a hidden danger data table if the similarity is greater than or equal to a preset threshold value, performing time sorting processing on the hidden danger data table to obtain a fire hidden danger timeline, outputting the fire hidden danger timeline, and otherwise, transmitting the ith piece of fire hidden danger basic data information to the data updating module;
and the data updating module is used for updating the merged database based on the ith piece of basic data information of the fire hazard.
8. The system for detecting the dynamic trend of the fire condition based on the time line mode is characterized by further comprising a data storage module and a file storage module,
the data storage module is used for persistently storing basic data information of the fire hazard;
the file storage module is used for storing the image information of the fire hazard.
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