CN114896442A - Power transmission line image data management system and method - Google Patents
Power transmission line image data management system and method Download PDFInfo
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Abstract
The utility model provides a power transmission line image data management system and a method, wherein the system comprises an image storage control module, an image marking module and an image query module; an image storage control module: the system is configured to be used for naming the obtained transmission line image according to the corresponding tower number and then storing the obtained transmission line image in a classified mode according to the tower number in the file name; an image marking module: the system is configured to extract images of corresponding towers for each tower, automatically mark hidden danger images, identify hidden danger types, and receive a tower inquiry request through an image inquiry module to display corresponding hidden danger images and tower information on a transmission line geographic map. The method can realize automatic marking and quick query of the received image, can automatically screen hidden danger pictures from mass data, and can extract hidden danger information. The processing efficiency of the image can be improved, and the hidden danger information of the power transmission line can be visually displayed through the geographical map of the power transmission line.
Description
Technical Field
The disclosure relates to the technical field of data processing, in particular to a power transmission line image data management system and method.
Background
The statements in this section merely provide background information related to the present disclosure and may not necessarily constitute prior art.
Along with the continuous development of science and technology, a plurality of means and methods are provided for managing, controlling, analyzing and managing the hidden danger of the power transmission line channel, in recent years, the hidden danger is checked by using a line channel shooting mode, the hidden danger is shot by using channel visual monitoring shooting, unmanned aerial vehicle monitoring shooting, manual monitoring shooting and the like respectively, the shot pictures are periodically transmitted into the hands of workers after the shooting is finished, and the hidden danger of the channel is further managed and controlled, so that the hidden danger is managed and controlled by changing the traditional manual inspection into a camera shooting mode; the control of the hidden danger of the channel is safer, more efficient and more convenient.
The inventor discovers that the quantity of the photos shot by the channel is huge, the workload of manual photo investigation is increased, the records of the types of the hidden dangers, the positions of the hidden dangers, the important degrees of the hidden dangers and the like are marked by inspection personnel after the hidden dangers are found, meanwhile, the images of the hidden dangers and the types of the hidden dangers need to be searched by the inspection personnel, the mass data is difficult to search, dynamic display and query cannot be realized, and the management and the control of the hidden dangers of the channel are not facilitated.
Disclosure of Invention
The disclosure provides a power transmission line image data management system and method for solving the above problems, which can realize automatic storage of power transmission line images, automatic identification of hidden danger images, extraction of hidden danger information, and visual inquiry of power transmission line hidden danger data.
In order to achieve the purpose, the following technical scheme is adopted in the disclosure:
one or more embodiments provide a power transmission line image data management system, which includes an image storage control module, an image marking module and an image query module;
an image storage control module: the system is configured to be used for naming the obtained transmission line image according to the corresponding tower number and then storing the obtained transmission line image in a classified mode according to the tower number in the file name;
an image marking module: the system is configured to extract images of corresponding towers for each tower, automatically mark hidden danger images and identify hidden danger types;
an image query module: the method comprises the steps that the method is configured to be used for constructing a transmission line geographical map, a connection line map containing tower node connection is arranged on the transmission line geographical map, and each tower node is associated with a hidden danger image and tower information of a corresponding tower; and when receiving a tower inquiry request, displaying the corresponding hidden danger image and the tower information on the transmission line geographical map.
One or more embodiments provide a power transmission line image data management method, including the steps of:
after naming the acquired transmission line image according to the corresponding tower number, storing the transmission line image in a classified manner according to the tower number in the file name;
extracting an image of a corresponding tower for each tower, automatically marking a hidden danger image, and identifying the type of the hidden danger;
constructing a transmission line geographical map, wherein the transmission line geographical map is provided with a wiring map containing tower node connection, and each tower node is associated with the hidden danger image and tower information of the corresponding tower; and when receiving the tower inquiry request, displaying the corresponding hidden danger image and the hidden danger information on the transmission line geographic map.
Compared with the prior art, the beneficial effect of this disclosure is:
the power transmission line image data management system can automatically mark and quickly query the received image, can automatically screen hidden danger pictures from mass data, and can extract hidden danger information. The processing efficiency of the image can be improved, and the hidden danger information of the power transmission line can be visually displayed through the geographical map of the power transmission line.
Advantages of the present disclosure, as well as advantages of additional aspects, will be described in detail in the detailed description which follows.
Drawings
The accompanying drawings, which are included to provide a further understanding of the disclosure, illustrate embodiments of the disclosure and together with the description serve to explain the disclosure and not to limit the disclosure.
Fig. 1 is a block diagram of a system of embodiment 1 of the present disclosure;
fig. 2 is a method flowchart of embodiment 2 of the present disclosure.
Detailed Description
The present disclosure is further described with reference to the following drawings and examples.
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this disclosure belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present disclosure. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise. It should be noted that, in the case of no conflict, the embodiments and features in the embodiments in the present disclosure may be combined with each other. The embodiments will be described in detail below with reference to the accompanying drawings.
Example 1
In the technical solution disclosed in one or more embodiments, as shown in fig. 1, a power transmission line image data management system includes an image storage control module, an image marking module, and an image query module;
an image storage control module: the system is configured to be used for naming the obtained transmission line image according to the corresponding tower number and then storing the obtained transmission line image in a classified mode according to the tower number in the file name;
an image marking module: the system is configured to extract images of corresponding towers for each tower, automatically mark hidden danger images and identify hidden danger types;
an image query module: the method comprises the steps that the method is configured to be used for constructing a transmission line geographical map, a connection line map containing tower node connection is arranged on the transmission line geographical map, and each tower node is associated with a hidden danger image and tower information of a corresponding tower; and when receiving a tower inquiry request, displaying the corresponding hidden danger image and the tower information on the transmission line geographical map.
The power transmission line image data management system of the embodiment can automatically mark and quickly query the received image, can automatically screen hidden danger pictures from mass data, and can extract hidden danger information. The processing efficiency of the image can be improved, and the hidden danger information of the power transmission line can be visually displayed through the geographical map of the power transmission line.
In some embodiments, the image acquisition of the image storage control module can be realized by an unmanned aerial vehicle shooting mode, a manual shooting mode and a visual monitoring mode, each image is named by a shooting mode, and the file name code comprises a shooting mode code and a tower number.
Optionally, the shooting mode of the unmanned aerial vehicle is specifically that shooting control of the unmanned aerial vehicle carries out sequential shooting according to the tower number, and the sequential shooting is transmitted to the image storage control module for naming and then storing.
The unmanned aerial vehicle is controlled to shoot according to the tower numbers in sequence, and optionally, the unmanned aerial vehicle is shot to shoot from a small tower to a large tower, or the unmanned aerial vehicle shoots from a large tower to a small tower; if the line is shot from the 001-size tower to the 100-size tower, the line is from the small size to the large size, and vice versa.
Visual prison mode of shooing is provided with the device of automatic prison on the shaft tower and shoots the picture, obtains according to shaft tower number order and shoots the photo: visually shooting a small pole tower to a large pole tower or visually shooting a large pole tower to a small pole tower, wherein if the shooting is from 001 to 100, the shooting is from small to large, and otherwise, the shooting is from large to small;
the method comprises the steps of shooting sequentially according to the number of a tower in a manual shooting mode, and storing pictures according to the number of the tower;
and simultaneously, reading the image according to the sequence of the image file name numbers, wherein the file name numbers correspond to corresponding towers.
When the tower is used, for example, the file name is '001 plus 050', so that the corresponding tower number is '001 plus 050'; the three shooting modes are different in source and naming rule, the images are scattered relatively during storage, and the image checking by workers is tedious and difficult.
In some embodiments, the types of hazards in the image marking module include fire, trees, buildings, courtyards, institutions, machinery, greenhouses, heaps (a pile or a piece of things stacked up around a tower), foreign objects (objects floating or hanging on a tower or a line, such as kites, plastic film, etc.), cross-line crossings, and the like.
The method for extracting the image of the corresponding tower for each tower, automatically marking the hidden danger image and identifying the hidden danger type comprises the following steps:
step 1, constructing an image characteristic set corresponding to the hidden danger type and the hidden danger-free type of the power transmission line;
specifically, acquiring an image of the power transmission line containing each hidden danger type and an image of the power transmission line without hidden dangers, extracting image characteristics, and constructing a hidden danger image characteristic set classified according to the hidden danger types;
step 2, acquiring a normal picture of each tower as a standard picture;
step 3, performing background cancellation treatment on the acquired image to be detected by taking a standard picture as a background;
step 4, extracting the features of the image obtained after background cancellation to obtain a feature set to be detected;
and 5, calculating the similarity of the feature set to be detected and the image feature set corresponding to each hidden danger type of the power transmission line, wherein the hidden danger type corresponding to the image feature set with the highest similarity is the hidden danger type of the image to be detected.
In the above steps, a convolutional neural network may be used to extract the image features.
The similarity calculation method specifically comprises the following steps: the euclidean distances between the feature sets are calculated.
In the embodiment, the hidden danger identification in the image is realized based on the background cancellation fusion deep learning algorithm, the data processing amount is reduced through the background cancellation technology, meanwhile, the hidden danger area of the image is reserved, the hidden danger can be identified in a more targeted manner, and the identification accuracy is improved.
During the use, the image marking module will have the passageway image record (unmanned aerial vehicle, visualization, artifical shooting) in the image storehouse, and the hidden danger information in the image is discerned to the image marking module, like conflagration, trees, default etc. the red mark frame of reuse is enclosed out hidden danger to record hidden danger type, hidden danger critical degree, hidden danger processing state, the mark of this kind of one-stop formula adds the information data that the record can the generation passageway hidden danger of one key formula, and the user can seek the information data of every image or every hidden danger at any time.
In some embodiments, the image query module: the method comprises the steps that the method is configured to be used for constructing a transmission line geographical map, a connection line map containing tower node connection is arranged on the transmission line geographical map, and each tower node is associated with a hidden danger image and tower information of a corresponding tower; and when receiving a tower inquiry request, displaying corresponding hidden danger images and information on the transmission line geographical map.
Optionally, the tower information may include shooting time of the image, a line name corresponding to the image, a tower number, a hidden danger type, a shooting mode, and the like.
Further, the image query module further comprises a query request input module for inputting a query request, wherein the query request comprises query according to a time period, a line name, a pole tower number, a hidden danger type and a shooting mode, and the shooting mode comprises the following steps: unmanned aerial vehicle, visual, manual, etc.
Further, if a plurality of images exist in the hidden danger pictures corresponding to the towers on the geographical map of the power transmission line, the images and the hidden danger types are displayed above the list through list display, and the hidden danger ledger can be checked and edited by clicking 'details' of the hidden danger types. The diversification of the inquiry mode of this embodiment has promoted the artifical efficiency of looking for the passageway hidden danger through the image, and it is faster, convenient to look over the picture than manual in the past.
Furthermore, the power transmission line image data management system further comprises a channel hidden danger management and control module which is configured to set partitions, and each partition displays or adds new data to the power transmission line image and information according to different situations.
Optionally, the partition includes an account area, a grid area, a recording area, and a management and control area. The four regions can facilitate the workers to conveniently and rapidly investigate and manage the hidden dangers, the hidden danger information can be effectively managed, and the investigation and secondary investigation of the hidden dangers are more efficient.
The standing book district: is configured to show the channel hidden danger basic information in the situation of the list. The basic information of the hidden danger of the passage comprises a position (such as a city), a station, a line number, a tower, a shooting position, shooting time, personnel, severity and processing state. The platform account area is provided with a batch import interface and a manual upload interface.
When the hidden danger platform account is used, data in the platform account area can be imported in batches, when the hidden danger platform account is imported in batches, a marking frame does not need to be displayed, only the hidden danger type on the right side is needed, the hidden danger type can be manually added, images are not uploaded, and the hidden danger can be generated by uploading the images and marking the hidden danger in image management.
Grid area: the configuration is that a group of related information forms a grid, the grid is respectively related to each information of the grid formed by the standing book area, and the corresponding grid can be selected and displayed by clicking the information of the standing book area.
The information of the ledger area corresponding to the grid can include lines, towers, time, personnel and hidden danger types. The mesh may have additional information, and the additional information may include: the information of the team to which the hidden danger belongs, the position information of the hidden danger and the information of the responsible person of the hidden danger are managed.
When the method is used, the display grid can select (such as click) the corresponding hidden danger of the standing book area, and the corresponding hidden danger number, line, tower, shooting time, personnel, hidden danger type, the class information to which the hidden danger belongs, the position information of the hidden danger and the information of the responsible person of the hidden danger are checked according to the display content of the grid, so that grid-shaped unified management is formed.
Recording area: the system is configured to add hidden danger inspection condition records and add the records to the standing book area, and data in the recording area can be recorded according to a single item; each record may include: and recording time, personnel and measures, and inquiring the recording conditions according to the types of the lines, the towers, the time, the personnel and the hidden dangers.
The recording area corresponds to the machine account area, the position of a channel is inquired from the hidden danger machine account, the current hidden danger condition is checked, the corresponding hidden danger inspection condition can be selected, time, personnel and measures are input, the recording condition is inquired according to lines, towers, time, personnel, hidden danger types and the like, (1) hidden dangers are added in batches or individually in the machine account area, (2) whether the treatment measures of the hidden dangers are in place or are complete is input according to the information of the corresponding hidden danger numbers, and the recording effect on hidden danger treatment is formed;
a control area: the management and control information is added, and the management and control information comprises a modification state, a hidden danger notification condition, whether submission is needed or not and the like.
During the use, the control district corresponds the standing book district, at first looks over present hidden danger condition from hidden danger standing book inquiry passageway position, selects corresponding hidden danger control condition, needs submit information and can include: lines, towers, time, personnel, hidden danger types, management and control information, pictures and the like, and when the information is submitted, the authority is divided to audit; and inquiring the management and control conditions according to the types of lines, towers, time, personnel, hidden dangers and the like.
Furthermore, the power transmission line image data management system also comprises a dispatching list module, a basic information module or/and a data statistics module;
a work order dispatching module: the system is configured to extract the hidden danger information needing to be dispatched to generate a work order form which is a dispatch order and send the dispatch order form to a corresponding overhaul terminal. And the overhaul terminal corresponds to a processing account number of the inspection personnel.
Optionally, the information of the work order form includes: detailed information of the hidden danger, management and control measures for treating the hidden danger, inspection period for the hidden danger, and conclusion of evaluating site hidden danger to channel safety.
A basic information module: the power transmission line basic information updating system is configured to be used for entering or modifying power transmission line basic information and updating the power transmission line basic information to a standing book area.
The basic information module manages account data according to the voltage level, the line name and the tower information of a city governed by a work area, and after the equipment account is changed, the account area needing the hidden danger account also needs to be changed; after the system is started, the basic information is firstly input to ensure the smooth operation of the system, and the information data provides operation conditions for the system;
a data statistics module: and the method is configured to generate statistical reports respectively according to different dimensionalities of the data aiming at detailed data statistics of the channel hidden danger.
The different dimensionalities of the data comprise classification statistics according to counties, lines, voltage levels, hidden danger types and time periods, the data can be displayed on the first page of the system, the data subjected to statistics comprise routing inspection statistics, hidden danger statistics, voltage level statistics or/and team statistics, and therefore the situation of each data can be visually seen.
Further, the system also comprises a right management module which is configured to set rights for each login user, wherein the rights include a team right and a personal right.
In an implementation manner, the data management system further comprises a database and a server.
Each module of the data management system: the system comprises an image storage control module, an image marking module, a channel hidden danger control module, a work order distribution module, a basic information module, a data statistics module and an image query module, wherein the work order distribution module, the basic information module, the data statistics module and the image query module can be arranged at a server end to realize the functions of the modules, a database is used for storing image data of a power transmission line, and the server and the database are in communication connection and used for storing and reading data in the database.
Optionally, the server performs data management and control analysis by using a non-X86 server, and the server may use an Intel server CPU and a Windows network operating system;
the database can realize the storage of data such as images or information, intelligently search corresponding data information according to the stored information, and back up all the information.
A power transmission line image data management system; aiming at the problems of non-uniform image sources, disordered image naming and difficult query, the database is used for operating and querying images, and one-key query is carried out according to a shooting mode or shooting time, so that manpower and material resources are saved, workers can easily manage hidden dangers, the images are clearly managed and classified, and the working efficiency of the workers is greatly improved. And (3) managing and controlling hidden danger of the channel: the potential hazards of fire, trees, illegal buildings, courtyards, machinery, greenhouses, piles, foreign matters and crossing can be classified, checked and treated in time, and the working efficiency is improved in the later maintenance work.
Example 2
Based on embodiment 1, this embodiment provides a method for managing image data of a power transmission line, as shown in fig. 2, including the following steps:
step 1, naming the acquired transmission line image according to the corresponding tower number, and then storing the transmission line image in a classified manner according to the tower number in the file name;
step 2, extracting an image of a corresponding tower for each tower, automatically marking a hidden danger image, and identifying the type of the hidden danger;
step 3, constructing a transmission line geographical map, wherein the transmission line geographical map is provided with a connection line map comprising tower node connections, and each tower node is associated with the hidden danger image and tower information of the corresponding tower; and when receiving the tower inquiry request, displaying the corresponding hidden danger image and the hidden danger information on the transmission line geographic map.
Further, the types of hidden dangers include fire, trees, buildings, yards, machinery, greenhouses, heaps, foreign objects, and cross-over of lines, etc. The hidden danger information at least comprises a line position, a station, a line number, a tower, a shooting position, shooting time, personnel, severity and a current processing state.
In step 2, extracting an image of a corresponding tower for each tower, automatically marking a hidden danger image, and identifying the type of the hidden danger, specifically:
step 21, constructing an image feature set corresponding to the hidden danger type and the hidden danger-free type of the power transmission line;
specifically, acquiring an image of the power transmission line containing each hidden danger type and an image of the power transmission line without hidden dangers, extracting image characteristics, and constructing a hidden danger image characteristic set classified according to the hidden danger types;
step 22, acquiring a normal picture of each tower as a standard picture;
step 23, performing background cancellation treatment on the acquired image to be detected by taking the standard picture as a background;
step 24, extracting the features of the image obtained after background cancellation to obtain a feature set to be detected;
and 25, calculating the similarity of the feature set to be detected and the image feature set corresponding to each hidden danger type of the power transmission line, wherein the hidden danger type corresponding to the image feature set with the highest similarity is the hidden danger type of the image to be detected.
In the above steps, a convolutional neural network may be used to extract the image features.
The similarity calculation method specifically comprises the following steps: the euclidean distances between the feature sets are calculated.
In the embodiment, the hidden danger identification in the image is realized based on the background cancellation fusion deep learning algorithm, the data processing amount is reduced through the background cancellation technology, meanwhile, the hidden danger area of the image is reserved, the hidden danger can be identified in a more targeted manner, and the identification accuracy is improved.
The above description is only a preferred embodiment of the present disclosure and is not intended to limit the present disclosure, and various modifications and changes may be made to the present disclosure by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present disclosure should be included in the protection scope of the present disclosure.
Although the present disclosure has been described with reference to specific embodiments, it should be understood that the scope of the present disclosure is not limited thereto, and those skilled in the art will appreciate that various modifications and changes can be made without departing from the spirit and scope of the present disclosure.
Claims (10)
1. A transmission line image data management system is characterized in that: the system comprises an image storage control module, an image marking module and an image query module;
an image storage control module: the system is configured to be used for naming the obtained transmission line image according to the corresponding tower number and then storing the obtained transmission line image in a classified mode according to the tower number in the file name;
an image marking module: the system is configured to extract images of corresponding towers for each tower, automatically mark hidden danger images and identify hidden danger types;
an image query module: the method comprises the steps that a power transmission line geographical map is constructed, a connecting line map comprising tower node connections is arranged on the power transmission line geographical map, and each tower node is associated with a hidden danger image and tower information of a corresponding tower; and when receiving a tower inquiry request, displaying the corresponding hidden danger image and the tower information on the transmission line geographical map.
2. The power transmission line image data management system according to claim 1, characterized in that: the image storage control module acquires images in an unmanned aerial vehicle shooting mode, a manual shooting mode and/or a visual monitoring mode;
or, the name of each image also comprises a shooting mode, and the file name code comprises a shooting mode code and a tower number.
3. The power transmission line image data management system according to claim 1, characterized in that: types of potential hazards include fire, trees, buildings, courtyards, machinery, greenhouses, heaps, foreign matter, and crossing.
4. The power transmission line image data management system according to claim 1, characterized in that: the method for extracting the image of the corresponding tower for each tower, automatically marking the hidden danger image and identifying the hidden danger type comprises the following steps:
constructing an image characteristic set corresponding to the hidden danger type and the hidden danger-free type of the power transmission line;
acquiring a normal picture at each tower as a standard picture;
carrying out background cancellation treatment on the acquired image to be detected by taking a standard picture as a background;
extracting the features of the image obtained after background cancellation to obtain a feature set to be detected;
and calculating the similarity of the feature set to be detected and the image feature set corresponding to each hidden danger type of the power transmission line, wherein the hidden danger type corresponding to the image feature set with the highest similarity is the hidden danger type of the image to be detected.
5. The transmission line image data management system of claim 4, characterized by: extracting image features by adopting a convolutional neural network;
or, the calculation method of the similarity specifically includes: the euclidean distances between the feature sets are calculated.
6. The power transmission line image data management system according to claim 1, characterized in that: the tower information comprises the shooting time of the image, the line name corresponding to the image, the tower number, the hidden danger type and the shooting mode;
or the image query module further comprises a query request input module for inputting a query request, wherein the query request comprises query according to a time period, a line name, a tower number, a hidden danger type and a shooting mode.
7. The power transmission line image data management system according to claim 1, characterized in that: the system also comprises a channel hidden danger management and control module which is configured to set partitions, wherein each partition displays or adds new data to the images and the information of the power transmission line according to different situations; the partitions comprise a standing book area, a grid area, a recording area and a control area;
the standing book district: the system is configured to show the channel hidden danger basic information in the situation of a list;
grid area: the grid is configured to form a grid by a group of related information, and the grid is respectively related to each information of the grid formed by the standing book area;
recording area: the method comprises the steps that a hidden danger inspection condition record is added, and the record is added to a standing book area;
a control area: the system is configured to add management and control information, wherein the management and control information comprises a modification state, a hidden danger informing condition and whether submission is needed;
or,
the power transmission line image data management system also comprises a dispatching list module, a basic information module or/and a data statistics module;
a work order dispatching module: the system is configured to extract hidden danger information needing to be dispatched to generate a work order form which is a dispatch order and send the dispatch order form to a corresponding maintenance terminal;
a work order dispatching module: the system is configured to extract hidden danger information needing to be dispatched to generate a work order form which is a dispatch order and send the dispatch order form to a corresponding maintenance terminal;
a data statistics module: the method comprises the steps of respectively generating statistical reports according to different dimensionalities of data aiming at detailed data statistics of channel hidden dangers;
or, the system also comprises a right management module which is configured to set the right for each login user, including the group right and the individual right.
8. The power transmission line image data management system according to claim 1, characterized in that: the data management system also comprises a database and a server; the server is in communication connection with the database and is used for storing and reading data in the database; and each module of the data management system is arranged at the server side to realize the function of each module.
9. A power transmission line image data management method is characterized by comprising the following steps:
after naming the acquired transmission line image according to the corresponding tower number, storing the transmission line image in a classified manner according to the tower number in the file name;
extracting an image of a corresponding tower for each tower, automatically marking a hidden danger image, and identifying the type of the hidden danger;
constructing a transmission line geographical map, wherein the transmission line geographical map is provided with a wiring map containing tower node connection, and each tower node is associated with the hidden danger image and tower information of the corresponding tower; and when receiving the tower inquiry request, displaying the corresponding hidden danger image and the hidden danger information on the transmission line geographic map.
10. The method for managing image data of a power transmission line according to claim 9, characterized in that: the method for extracting the image of the corresponding tower for each tower, automatically marking the hidden danger image and identifying the hidden danger type comprises the following steps:
constructing an image characteristic set corresponding to the hidden danger type and the hidden danger-free type of the power transmission line;
acquiring a normal picture at each tower as a standard picture;
carrying out background cancellation treatment on the acquired image to be detected by taking a standard picture as a background;
extracting the features of the image obtained after background cancellation to obtain a feature set to be detected;
and calculating the similarity of the feature set to be detected and the image feature set corresponding to each hidden danger type of the power transmission line, wherein the hidden danger type corresponding to the image feature set with the highest similarity is the hidden danger type of the image to be detected.
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