CN117687967A - CAD map fusion labeling and displaying method and system - Google Patents

Abstract

The invention provides a method and a system for fusing, labeling and displaying CAD maps, wherein the method comprises the following steps: according to a search instruction of a user, opening a target CAD file in a preset Wed browser, acquiring all display information contained in the target CAD file, searching each display information respectively to obtain a matched map corresponding to each display information, establishing a map layer in the target CAD file, inputting the matched map into the map layer, establishing a map coordinate system on each matched map respectively, labeling the corresponding display information in the map coordinate system to obtain a plurality of labeling maps, obtaining the labeling CAD file, screening the corresponding target labeling map, inputting the target labeling map to a map management platform for display, and operating the CAD file directly in the browser without special downloading software, so that the efficiency of map screening is improved and the working efficiency of the user is also improved.

Description

CAD map fusion labeling and displaying method and system

Technical Field

The invention relates to the technical field of map generation, in particular to a method and a system for fusing, labeling and displaying CAD (computer aided design) maps.

Background

At present, the CAD operation is dependent on professional desktop C/S software, special downloading software is needed to occupy computer memory, network signal difference easily occurs when a map is opened outdoors, the use requirement of the desktop C/S software cannot be met, a great amount of time is needed for updating the software by a surveyor, the work progress of the surveyor is intangibly delayed, the professional degree complexity of the conventional desktop C/S software is high when the conventional desktop C/S software is used, and the novel advanced surveyor is difficult to operate by hands.

Therefore, the invention provides a method and a system for fusing, labeling and displaying CAD maps.

Disclosure of Invention

The method and the system for fusing, marking and displaying the CAD map have the advantages that the operation of CAD is not limited to AutoCAD, the CAD map can be directly operated on a browser, the software does not need to be downloaded, the occupation of the memory of a computer is reduced, the CAD map can be fused with maps of various coordinate systems, the CAD map layer is directly screened on the map, the importing, adding and modifying of monitoring points are carried out, the version management of the graph can be carried out, the continuous iteration of the graph is achieved, and the graph can be stably displayed.

The invention provides a method for fusing, labeling and displaying CAD (computer aided design) maps, which comprises the following steps:

Step 1: opening a target CAD file in a preset Wed browser according to a search instruction of a user, and acquiring all display information contained in the target CAD file;

step 2: searching each piece of display information in the preset Wed browser respectively to obtain a matching map corresponding to each piece of display information, establishing a map layer in the target CAD file, and inputting the matching map into the map layer;

step 3: respectively establishing a map coordinate system on each matched map, and labeling the corresponding display information in the map coordinate system to obtain a plurality of labeling maps to obtain labeling CAD files;

step 4: and screening the corresponding target annotation map in the annotation CAD file according to the search instruction of the user, and inputting the target annotation map to a map management platform for display.

In one embodiment of the present invention, in one possible implementation,

further comprises:

extracting blank files in the preset Wed browser, reminding a user to upload CAD information in the blank files, and obtaining preprocessed CAD files;

analyzing the CAD information to obtain a map drawing area corresponding to the preprocessing CAD file and the number of layers corresponding to the preprocessing CAD file;

And establishing CAD identification tags according to the map drawing area and the number of layers, marking the CAD identification tags on the preprocessing CAD files, and generating corresponding CAD files.

In one embodiment of the present invention, in one possible implementation,

further comprises:

and tracking operation information of a user on the target annotation map in the map management platform, generating a correction annotation map according to the operation information, and replacing the corresponding target annotation map by using the correction annotation map.

In one embodiment of the present invention, in one possible implementation,

the step 1 comprises the following steps:

step 11: acquiring a search instruction input by a user, analyzing the search instruction to establish a search target label of the user, respectively matching a CAD identification label corresponding to each CAD file in the preset Wed browser with the search target label, and according to a matching result, matching a target CAD file consistent with the search target label;

step 12: opening the target CAD file in the preset Wed browser to obtain a plurality of basic elements and text data contained in the target CAD file, and obtaining a first logic relationship between different basic elements, a second logic relationship between different basic elements and different text data and a third logic relationship between different text data;

Step 13: establishing a logic structure tree of the target CAD file according to the first logic relationship, the second logic relationship and the third logic relationship, dividing the logic structure tree into a plurality of structure branches with preset specifications, and respectively acquiring description sub-features corresponding to each structure branch;

step 14: and carrying out semantic analysis on the text data to obtain semantic features, respectively carrying out feature adjustment on each description sub-feature by utilizing the semantic features, and establishing a plurality of display information of the target CAD file according to the adjusted description sub-features.

In one embodiment of the present invention, in one possible implementation,

the step 2 includes:

step 21: setting a search index for each piece of display information, and inputting the search index into the preset Wed browser to perform map search to obtain a search map corresponding to each piece of display information;

step 22: counting a plurality of pairs of search maps corresponding to the same display information, respectively acquiring the generation time corresponding to each search map, establishing a map set corresponding to each display information according to the sequence of the generation time, acquiring the ordering position of each search map in the corresponding map set, and respectively establishing a first matching weight for each search map according to the ordering position;

Step 23: respectively acquiring map definition corresponding to different search maps in each map set, respectively establishing second matching weights for the corresponding search maps according to the map definition, establishing importance of each search map in the map set according to the first matching weights and the second matching weights corresponding to each search map in the same map set, extracting the search map with highest importance in each map set, and recording as a matching map;

step 24: and respectively acquiring map specifications corresponding to each matching map, establishing image pixel specifications according to the map specifications, establishing a map layer in the target CAD file according to the map layer pixel specifications, and inputting the matching map into the map layer.

In one embodiment of the present invention, in one possible implementation,

the step 3 includes:

step 31: analyzing each matching map respectively to obtain an initial coordinate system corresponding to each matching map, marking the matching maps with the same initial coordinate system as a class to establish a homologous map set, and establishing a set identification code for the corresponding same map set according to the initial coordinate system;

step 32: establishing a corresponding sample layer number by using the number of the set identification codes, establishing a layer sample by using an initial coordinate system sample of each set identification code, respectively inputting each layer sample into a corresponding sample layer, establishing a coordinate conversion model by combining a preset standard coordinate sample, respectively inputting each homologous map set into a corresponding model layer, converting the initial coordinate system of the corresponding homologous map set into a preset standard coordinate system in the model layer, and obtaining a presentation map of each matching map in the preset standard coordinate system according to a conversion result;

Step 33: respectively acquiring a map coordinate system corresponding to each presentation map on the preset standard coordinate system, labeling the presentation information in the map coordinate system for information fusion to obtain an association relation between the presentation information and the corresponding presentation map, splitting the presentation information into a plurality of pieces of description information according to the association relation, and labeling the description information on a map position corresponding to the presentation map;

step 34: and obtaining the marking result corresponding to each presentation map, generating the marking map corresponding to each presentation map according to the marking result, counting a plurality of marking maps corresponding to the target CAD file, and establishing the marking CAD file.

In one embodiment of the present invention, in one possible implementation,

the step 4 includes:

step 41: obtaining and analyzing a search instruction of a user, splitting the search instruction into a plurality of single instructions and corresponding instruction features of each single instruction, respectively matching each instruction feature with preset screening features, and obtaining corresponding screening single instructions according to a matching result;

step 42: carrying out semantic analysis on the screening single instruction to obtain screening purposes of the user, and screening corresponding target annotation maps in the annotation CAD file based on the screening purposes when the number of the screening purposes is 1;

Step 43: when the number of the screening objects is not 1, screening corresponding target marking maps in the marking CAD file according to each screening object;

step 44: and transmitting the target labeling map to the map management platform for display.

The invention provides a system for fusing, labeling and displaying CAD (computer aided design) maps, which comprises the following components:

the instruction searching module is used for opening a target CAD file in a preset Wed browser according to a searching instruction of a user and acquiring all display information contained in the target CAD file;

the map matching module is used for searching each piece of display information in the preset Wed browser respectively to obtain a matching map corresponding to each piece of display information, establishing a map layer in the target CAD file, and inputting the matching map into the map layer;

the marking execution module is used for respectively establishing a map coordinate system on each matched map, marking the corresponding display information in the map coordinate system to obtain a plurality of marking maps, and obtaining marking CAD files;

and the screening and displaying module is used for screening the corresponding target annotation map in the annotation CAD file according to the search instruction of the user, and inputting the target annotation map to a map management platform for display.

In one embodiment of the present invention, in one possible implementation,

the map matching module comprises:

the first matching unit is used for setting a search index for each piece of display information respectively, inputting the search index into the preset Wed browser for map search, and obtaining a search map corresponding to each piece of display information;

the second matching unit is used for counting a plurality of pairs of search maps corresponding to the same display information, respectively acquiring the generation time corresponding to each search map, establishing a map set corresponding to each display information according to the sequence of the generation time, acquiring the ordering position of each search map in the corresponding map set, and respectively establishing a first matching weight for each search map according to the ordering position;

the third matching unit is used for respectively acquiring map definition corresponding to different search maps in each map set, respectively establishing second matching weights for the corresponding search maps according to the map definition, establishing importance of each search map in the map set according to the first matching weights and the second matching weights corresponding to each search map in the same map set, extracting the search map with the highest importance in each map set, and recording the search map as a matching map;

And the fourth matching unit is used for respectively acquiring the map specification corresponding to each matching map, establishing an image pixel specification according to the map specification, establishing a map layer in the target CAD file according to the map layer pixel specification, and inputting the matching map into the map layer.

In one embodiment of the present invention, in one possible implementation,

the annotation execution module comprises:

the first labeling unit is used for respectively analyzing each matching map to obtain an initial coordinate system corresponding to each matching map, marking the matching maps with the same initial coordinate system as a class to establish a homologous map set, and establishing a set identification code for the corresponding same map set according to the initial coordinate system;

the second labeling unit is used for establishing a corresponding sample layer number by using the number of the set identification codes, establishing a layer sample by using an initial coordinate system sample of each set identification code, respectively inputting each layer sample into a corresponding sample layer, establishing a coordinate conversion model by combining a preset standard coordinate sample, respectively inputting each homologous map set into a corresponding model layer, converting the initial coordinate system of the corresponding homologous map set into a preset standard coordinate system in the model layer, and obtaining a presentation map of each matching map in the preset standard coordinate system according to a conversion result;

The third labeling unit is used for respectively acquiring a map coordinate system corresponding to each presentation map on the preset standard coordinate system, labeling the presentation information in the map coordinate system for information fusion to obtain an association relationship between the presentation information and the corresponding presentation map, splitting the presentation information into a plurality of pieces of description information according to the association relationship, and labeling the description information on a map position corresponding to the presentation map;

and the fourth labeling unit is used for acquiring the labeling result corresponding to each presentation map, generating the labeling map corresponding to each presentation map according to the labeling result, counting a plurality of corresponding labeling maps in the target CAD file and establishing the labeling CAD file.

The invention has the beneficial effects that: in order to establish a convenient and effective map fusion labeling method, after a user inputs a search instruction, a corresponding target CAD file is opened in a preset Wed browser, so that all display information contained in the target CAD file is obtained, then the display information is searched in the preset Wed browser, a matching map corresponding to the display information is obtained, in order to facilitate the realization of map fusion marks, a map layer is established in the target CAD file, then the matching map is input into the map layer to wait for the fusion marks, a map coordinate system is further established on the matching map, then the display information is labeled on the map coordinate system, thus the display information and the matching map are subjected to fusion marks, a corresponding labeling map is generated, a labeling CAD file is generated, finally the search instruction of the user can screen the target labeling map which the user wants to select in the labeling CAD file, and then the target CAD file is transmitted to a map management platform for the user to use, so that the CAD file can be directly operated in the browser without special downloading software, and the efficiency of the map screening is improved.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objects of the invention and the structures particularly pointed out in this application are achieved and attained.

The technical scheme of the invention is further described in detail through the drawings and the embodiments.

Drawings

The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:

FIG. 1 is a schematic workflow diagram of a method for fusing labels and displays of CAD maps in an embodiment of the present invention;

fig. 2 is a schematic diagram of a system for fusing, labeling and displaying CAD maps according to an embodiment of the invention.

Detailed Description

The preferred embodiments of the present invention will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present invention only, and are not intended to limit the present invention.

Example 1

The embodiment provides a method for fusing, labeling and displaying CAD maps, as shown in FIG. 1, which comprises the following steps:

Step 1: opening a target CAD file in a preset Wed browser according to a search instruction of a user, and acquiring all display information contained in the target CAD file;

step 2: searching each piece of display information in the preset Wed browser respectively to obtain a matching map corresponding to each piece of display information, establishing a map layer in the target CAD file, and inputting the matching map into the map layer;

step 3: respectively establishing a map coordinate system on each matched map, and labeling the corresponding display information in the map coordinate system to obtain a plurality of labeling maps to obtain labeling CAD files;

step 4: and screening the corresponding target annotation map in the annotation CAD file according to the search instruction of the user, and inputting the target annotation map to a map management platform for display.

In this example, the search instruction represents an instruction input by the user when performing map search;

in this example, the CAD file may be stored in any storage disk in the computer;

in this example, the preset Wed browser represents an application for retrieving and exposing web information resources;

in this example, the target CAD file represents the CAD file in which the map that the user is looking for is located;

In this example, the presentation information represents information used to describe the map from the target CAD file;

in this example, the number of presentation information corresponding to one target CAD file may be plural, and one presentation information corresponds to one matching map;

in this example, the map layer represents a layer built in the target CAD file for placing the matching map;

in this example, the map coordinate system represents a reference system for determining the position of the matching map on the earth, and the types of the map coordinate systems are various due to different acquisition modes;

in the example, the labeling CAD file represents a file composed of a map labeled by display information;

in this example, the target annotation map represents the map that the user looked up in the annotation CAD file.

The working principle of the technical scheme has the beneficial effects that: in order to establish a convenient and effective map fusion labeling method, after a user inputs a search instruction, a corresponding target CAD file is opened in a preset Wed browser, so that all display information contained in the target CAD file is obtained, then the display information is searched in the preset Wed browser, a matching map corresponding to the display information is obtained, in order to facilitate the realization of map fusion marks, a map layer is established in the target CAD file, then the matching map is input into the map layer to wait for the fusion marks, a map coordinate system is further established on the matching map, then the display information is labeled on the map coordinate system, thus the display information and the matching map are subjected to fusion marks, a corresponding labeling map is generated, a labeling CAD file is generated, finally the search instruction of the user can screen the target labeling map which the user wants to select in the labeling CAD file, and then the target CAD file is transmitted to a map management platform for the user to use, so that the CAD file can be directly operated in the browser without special downloading software, and meanwhile, the efficiency of map screening is improved for the user.

Example 2

On the basis of embodiment 1, the method for fusing, labeling and displaying the CAD map further comprises:

extracting blank files in the preset Wed browser, reminding a user to upload CAD information in the blank files, and obtaining preprocessed CAD files;

analyzing the CAD information to obtain a map drawing area corresponding to the preprocessing CAD file and the number of layers corresponding to the preprocessing CAD file;

and establishing CAD identification tags according to the map drawing area and the number of layers, marking the CAD identification tags on the preprocessing CAD files, and generating corresponding CAD files.

In this example, the blank file represents a file that does not contain CAD information;

in this example, the map drawing area represents an area used to build a map in a preset CAD file;

in this example, the number of layers represents the number of layers created in the pre-processing CAD file;

in this example, one pre-processed CAD file corresponds to one CAD identification tag;

in this example, the CAD identification tag represents a tag that is used to distinguish between different preprocessed CAD files;

the working principle of the technical scheme has the beneficial effects that: in order to ensure the effectiveness of CAD files in the preset Wed browser, when blank files exist in the preset Wed browser, a user is reminded of uploading information in the blank files, and then the CAD files are generated according to the uploading information, so that the effectiveness of the files can be ensured, and the running speed of the browser can be improved.

Example 3

On the basis of embodiment 1, the method for fusing, labeling and displaying the CAD map further comprises:

and tracking operation information of a user on the target annotation map in the map management platform, generating a correction annotation map according to the operation information, and replacing the corresponding target annotation map by using the correction annotation map.

The working principle of the technical scheme has the beneficial effects that: the user can operate the map in the map management platform and store the operated map, so that the next operation can be continued conveniently.

Example 4

On the basis of embodiment 1, the method for fusing, labeling and displaying the CAD map, wherein step 1 comprises:

step 11: acquiring a search instruction input by a user, analyzing the search instruction to establish a search target label of the user, respectively matching a CAD identification label corresponding to each CAD file in the preset Wed browser with the search target label, and according to a matching result, matching a target CAD file consistent with the search target label;

step 12: opening the target CAD file in the preset Wed browser to obtain a plurality of basic elements and text data contained in the target CAD file, and obtaining a first logic relationship between different basic elements, a second logic relationship between different basic elements and different text data and a third logic relationship between different text data;

Step 13: establishing a logic structure tree of the target CAD file according to the first logic relationship, the second logic relationship and the third logic relationship, dividing the logic structure tree into a plurality of structure branches with preset specifications, and respectively acquiring description sub-features corresponding to each structure branch;

step 14: and carrying out semantic analysis on the text data to obtain semantic features, respectively carrying out feature adjustment on each description sub-feature by utilizing the semantic features, and establishing a plurality of display information of the target CAD file according to the adjusted description sub-features.

In this example, the search purpose tag represents a tag for expressing a user search purpose;

in this example, the basic elements represent points, lines, arcs, circles, polygons;

in this example, the literal data represents literals in the target CAD file;

in this example, the first logical relationship represents an arrangement and distribution relationship between the basic elements;

in this example, the second logical relationship represents a relationship in which the basic element and the text data complement each other;

in this example, the third logical relationship represents a semantic logical relationship between different text data;

in this example, the logical structure tree represents the relationship between all the basic elements and the text data in the target CAD file;

In this example, the preset specification may be a unit branch consisting of one main trunk structure and two leaf structures;

in this example, the description sub-feature represents the feature presented by the structural branch;

in this example, the semantic features represent features generated by the literal meaning of the literal data.

The working principle of the technical scheme has the beneficial effects that: when a user inputs a search instruction, a search target of the user is determined according to the search instruction, so that a search target label for matching is established, then the search target label and a CAD identification label are matched in a preset Wed browser, a target CAD file consistent with the search target of the user is obtained, the target CAD file is opened in the preset Wed browser, basic elements and text data in the target CAD file are obtained, logic relations among different basic elements, between the basic elements and the text data and between different text data are analyzed, a logic structure tree of the target CAD file is established, descriptive sub-features corresponding to each structural branch are analyzed on the logic structure tree, finally the descriptive sub-features are adjusted according to semantic features of the text data, a plurality of display information is generated, and map fusion and marking are facilitated.

Example 5

On the basis of embodiment 1, the method for fusing, labeling and displaying the CAD map, the step 2, includes:

step 21: setting a search index for each piece of display information, and inputting the search index into the preset Wed browser to perform map search to obtain a search map corresponding to each piece of display information;

step 22: counting a plurality of pairs of search maps corresponding to the same display information, respectively acquiring the generation time corresponding to each search map, establishing a map set corresponding to each display information according to the sequence of the generation time, acquiring the ordering position of each search map in the corresponding map set, and respectively establishing a first matching weight for each search map according to the ordering position;

step 23: respectively acquiring map definition corresponding to different search maps in each map set, respectively establishing second matching weights for the corresponding search maps according to the map definition, establishing importance of each search map in the map set according to the first matching weights and the second matching weights corresponding to each search map in the same map set, extracting the search map with highest importance in each map set, and recording as a matching map;

Step 24: and respectively acquiring map specifications corresponding to each matching map, establishing image pixel specifications according to the map specifications, establishing a map layer in the target CAD file according to the map layer pixel specifications, and inputting the matching map into the map layer.

In this example, the search index represents a flag corresponding to a search mode for searching the index table first and then performing a specific search;

in this example, one presentation information may correspond to a plurality of search maps;

in this example, one search map corresponds to one generation time;

in this example, the later a search map is generated, the earlier its ranking position in the map set;

in this example, the first matching weight represents a weight established according to the generation time of the search map, and the more the generation time is, the greater the first matching weight is;

in this example, the higher the sharpness the greater the second matching weight;

in this example, the importance represents the importance of a search map in the corresponding map set;

in this example, the matching map represents a search map with the latest integrated time and the highest integrated definition, which is related to the presentation information;

in this example, the map specification represents the size of the matching map;

In this example, the image pixel specification indicates a pixel arrangement conforming to the map specification;

in this example, the map layer represents the layer in the target CAD file that is used to place the map.

The working principle of the technical scheme has the beneficial effects that: in order to further generate clear and up-to-date CAD files, search indexes are set for each piece of display information respectively, the search indexes are input into a preset Wed browser for map searching, so that a search map corresponding to each piece of display information is obtained, a map set is built for each piece of display information according to generation time of the search map, a first matching weight is built for the search map in the search map according to the generation time, a second matching weight is built according to the definition of different search maps, importance of the search map in the map set is built according to the first matching weight and the second matching weight, a map with the highest importance is recorded as a matching map, a map layer is built according to the specification of the matching map, and finally the matching map is input into the map layer.

Example 6

On the basis of embodiment 1, the method for fusing, labeling and displaying the CAD map, the step 3, includes:

step 31: analyzing each matching map respectively to obtain an initial coordinate system corresponding to each matching map, marking the matching maps with the same initial coordinate system as a class to establish a homologous map set, and establishing a set identification code for the corresponding same map set according to the initial coordinate system;

step 32: establishing a corresponding sample layer number by using the number of the set identification codes, establishing a layer sample by using an initial coordinate system sample of each set identification code, respectively inputting each layer sample into a corresponding sample layer, establishing a coordinate conversion model by combining a preset standard coordinate sample, respectively inputting each homologous map set into a corresponding model layer, converting the initial coordinate system of the corresponding homologous map set into a preset standard coordinate system in the model layer, and obtaining a presentation map of each matching map in the preset standard coordinate system according to a conversion result;

step 33: respectively acquiring a map coordinate system corresponding to each presentation map on the preset standard coordinate system, labeling the presentation information in the map coordinate system for information fusion to obtain an association relation between the presentation information and the corresponding presentation map, splitting the presentation information into a plurality of pieces of description information according to the association relation, and labeling the description information on a map position corresponding to the presentation map;

Step 34: and obtaining the marking result corresponding to each presentation map, generating the marking map corresponding to each presentation map according to the marking result, counting a plurality of marking maps corresponding to the target CAD file, and establishing the marking CAD file.

In this example, the initial coordinate system represents a map coordinate system used to acquire a matching map;

in this example, the homologous atlas represents several frames of maps using the same initial coordinate system;

in this example, the set identification code represents the manner in which different atlases are distinguished;

in this example, the number of set identifiers corresponds to the number of sample layers;

in this example, the layer samples represent model samples consistent with the initial coordinate system samples;

in this example, one initial coordinate system corresponds to one initial coordinate system sample;

in this example, the preset labeling coordinate sample represents a sample of coordinates that the user wants to convert;

in this example, the coordinate conversion model represents a model that converts different initial coordinate systems into a preset standard coordinate system;

in the example, the presentation map represents the form presented in a preset standard coordinate system by converting the coordinate system of the matching map;

in this example, the model layer represents a layer in the model established by inputting layer samples into the corresponding sample layer;

In the example, the association relationship represents the relationship between the description and the described presentation information and the presentation map;

in this example, the description information represents information for describing different maps;

in this example, the labeling result includes the presentation map and the label corresponding to the presentation map.

The working principle of the technical scheme has the beneficial effects that: in order to realize fusion labeling, an initial coordinate system of a matched map is obtained by analyzing the matched map, then the matched maps with the same initial coordinate system are classified and set identification codes are established, then corresponding sample layers are established according to the number of the set identification codes, layer samples are established according to the initial sample coordinate system, then a conversion model is established according to the preset labeling samples, a homologous map set is input into a corresponding model layer for coordinate conversion, a presentation map of each matched map in the preset standard coordinate system is obtained, presentation information is further marked and fused in map coordinates, so that the association relation between the presentation information and the presentation map is obtained, the presentation information is further divided and marked according to the association relation, finally each presentation map is combined with the corresponding presentation information to generate a marked map, all the corresponding marked maps in one target CAD file are counted, and the fusion and marking work is completed, so that a user can view the map conveniently at any time.

Example 7

On the basis of embodiment 1, the method for fusing, labeling and displaying the CAD map, the step 4, includes:

step 41: obtaining and analyzing a search instruction of a user, splitting the search instruction into a plurality of single instructions and corresponding instruction features of each single instruction, respectively matching each instruction feature with preset screening features, and obtaining corresponding screening single instructions according to a matching result;

step 42: carrying out semantic analysis on the screening single instruction to obtain screening purposes of the user, and screening corresponding target annotation maps in the annotation CAD file based on the screening purposes when the number of the screening purposes is 1;

step 43: when the number of the screening objects is not 1, screening corresponding target marking maps in the marking CAD file according to each screening object;

step 44: and transmitting the target labeling map to the map management platform for display.

The working principle of the technical scheme has the beneficial effects that: the searching instruction is divided into a plurality of single instructions, and the screening purpose of the user is determined by analyzing the single instructions, so that screening is performed in the labeling CAD file, and then the target labeling map obtained by screening is displayed in the map management platform for the user to view, so that the purpose that the user looks along with looking up is realized.

Example 8

The embodiment provides a system for fusing, labeling and displaying CAD maps, as shown in FIG. 2, comprising:

the instruction searching module is used for opening a target CAD file in a preset Wed browser according to a searching instruction of a user and acquiring all display information contained in the target CAD file;

the map matching module is used for searching each piece of display information in the preset Wed browser respectively to obtain a matching map corresponding to each piece of display information, establishing a map layer in the target CAD file, and inputting the matching map into the map layer;

the marking execution module is used for respectively establishing a map coordinate system on each matched map, marking the corresponding display information in the map coordinate system to obtain a plurality of marking maps, and obtaining marking CAD files;

and the screening and displaying module is used for screening the corresponding target annotation map in the annotation CAD file according to the search instruction of the user, and inputting the target annotation map to a map management platform for display.

In this example, the search instruction represents an instruction input by the user when performing map search;

in this example, the CAD file may be stored in any storage disk in the computer;

In this example, the preset Wed browser represents an application for retrieving and exposing web information resources;

in this example, the target CAD file represents the CAD file in which the map that the user is looking for is located;

in this example, the presentation information represents information used to describe the map from the target CAD file;

in this example, the number of presentation information corresponding to one target CAD file may be plural, and one presentation information corresponds to one matching map;

in this example, the map layer represents a layer built in the target CAD file for placing the matching map;

in this example, the map coordinate system represents a reference system for determining the position of the matching map on the earth, and the types of the map coordinate systems are various due to different acquisition modes;

in the example, the labeling CAD file represents a file composed of a map labeled by display information;

in this example, the target annotation map represents the map that the user looked up in the annotation CAD file.

The working principle of the technical scheme has the beneficial effects that: in order to establish a convenient and effective map fusion labeling method, after a user inputs a search instruction, a corresponding target CAD file is opened in a preset Wed browser, so that all display information contained in the target CAD file is obtained, then the display information is searched in the preset Wed browser, a matching map corresponding to the display information is obtained, in order to facilitate the realization of map fusion marks, a map layer is established in the target CAD file, then the matching map is input into the map layer to wait for the fusion marks, a map coordinate system is further established on the matching map, then the display information is labeled on the map coordinate system, thus the display information and the matching map are subjected to fusion marks, a corresponding labeling map is generated, a labeling CAD file is generated, finally the search instruction of the user can screen the target labeling map which the user wants to select in the labeling CAD file, and then the target CAD file is transmitted to a map management platform for the user to use, so that the CAD file can be directly operated in the browser without special downloading software, and meanwhile, the efficiency of map screening is improved for the user.

Example 9

Based on embodiment 8, the system for fusing, labeling and displaying CAD maps, the map matching module includes:

the first matching unit is used for setting a search index for each piece of display information respectively, inputting the search index into the preset Wed browser for map search, and obtaining a search map corresponding to each piece of display information;

the second matching unit is used for counting a plurality of pairs of search maps corresponding to the same display information, respectively acquiring the generation time corresponding to each search map, establishing a map set corresponding to each display information according to the sequence of the generation time, acquiring the ordering position of each search map in the corresponding map set, and respectively establishing a first matching weight for each search map according to the ordering position;

the third matching unit is used for respectively acquiring map definition corresponding to different search maps in each map set, respectively establishing second matching weights for the corresponding search maps according to the map definition, establishing importance of each search map in the map set according to the first matching weights and the second matching weights corresponding to each search map in the same map set, extracting the search map with the highest importance in each map set, and recording the search map as a matching map;

And the fourth matching unit is used for respectively acquiring the map specification corresponding to each matching map, establishing an image pixel specification according to the map specification, establishing a map layer in the target CAD file according to the map layer pixel specification, and inputting the matching map into the map layer.

In this example, the search index represents a flag corresponding to a search mode for searching the index table first and then performing a specific search;

in this example, one presentation information may correspond to a plurality of search maps;

in this example, one search map corresponds to one generation time;

in this example, the later a search map is generated, the earlier its ranking position in the map set;

in this example, the first matching weight represents a weight established according to the generation time of the search map, and the more the generation time is, the greater the first matching weight is;

in this example, the higher the sharpness the greater the second matching weight;

in this example, the importance represents the importance of a search map in the corresponding map set;

in this example, the matching map represents a search map with the latest integrated time and the highest integrated definition, which is related to the presentation information;

in this example, the map specification represents the size of the matching map;

In this example, the image pixel specification indicates a pixel arrangement conforming to the map specification;

in this example, the map layer represents the layer in the target CAD file that is used to place the map.

The working principle of the technical scheme has the beneficial effects that: in order to further generate clear and up-to-date CAD files, search indexes are set for each piece of display information respectively, the search indexes are input into a preset Wed browser for map searching, so that a search map corresponding to each piece of display information is obtained, a map set is built for each piece of display information according to generation time of the search map, a first matching weight is built for the search map in the search map according to the generation time, a second matching weight is built according to the definition of different search maps, importance of the search map in the map set is built according to the first matching weight and the second matching weight, a map with the highest importance is recorded as a matching map, a map layer is built according to the specification of the matching map, and finally the matching map is input into the map layer.

Example 10

Based on embodiment 8, the system for fusing labels and displaying CAD maps, the label execution module includes:

the first labeling unit is used for respectively analyzing each matching map to obtain an initial coordinate system corresponding to each matching map, marking the matching maps with the same initial coordinate system as a class to establish a homologous map set, and establishing a set identification code for the corresponding same map set according to the initial coordinate system;

the second labeling unit is used for establishing a corresponding sample layer number by using the number of the set identification codes, establishing a layer sample by using an initial coordinate system sample of each set identification code, respectively inputting each layer sample into a corresponding sample layer, establishing a coordinate conversion model by combining a preset standard coordinate sample, respectively inputting each homologous map set into a corresponding model layer, converting the initial coordinate system of the corresponding homologous map set into a preset standard coordinate system in the model layer, and obtaining a presentation map of each matching map in the preset standard coordinate system according to a conversion result;

the third labeling unit is used for respectively acquiring a map coordinate system corresponding to each presentation map on the preset standard coordinate system, labeling the presentation information in the map coordinate system for information fusion to obtain an association relationship between the presentation information and the corresponding presentation map, splitting the presentation information into a plurality of pieces of description information according to the association relationship, and labeling the description information on a map position corresponding to the presentation map;

And the fourth labeling unit is used for acquiring the labeling result corresponding to each presentation map, generating the labeling map corresponding to each presentation map according to the labeling result, counting a plurality of corresponding labeling maps in the target CAD file and establishing the labeling CAD file.

In this example, the initial coordinate system represents a map coordinate system used to acquire a matching map;

in this example, the homologous atlas represents several frames of maps using the same initial coordinate system;

in this example, the set identification code represents the manner in which different atlases are distinguished;

in this example, the number of set identifiers corresponds to the number of sample layers;

in this example, the layer samples represent model samples consistent with the initial coordinate system samples;

in this example, one initial coordinate system corresponds to one initial coordinate system sample;

in this example, the preset labeling coordinate sample represents a sample of coordinates that the user wants to convert;

in this example, the coordinate conversion model represents a model that converts different initial coordinate systems into a preset standard coordinate system;

in the example, the presentation map represents the form presented in a preset standard coordinate system by converting the coordinate system of the matching map;

in this example, the model layer represents a layer in the model established by inputting layer samples into the corresponding sample layer;

In the example, the association relationship represents the relationship between the description and the described presentation information and the presentation map;

in this example, the description information represents information for describing different maps;

in this example, the labeling result includes the presentation map and the label corresponding to the presentation map.

The working principle of the technical scheme has the beneficial effects that: in order to realize fusion labeling, an initial coordinate system of a matched map is obtained by analyzing the matched map, then the matched maps with the same initial coordinate system are classified and set identification codes are established, then corresponding sample layers are established according to the number of the set identification codes, layer samples are established according to the initial sample coordinate system, then a conversion model is established according to the preset labeling samples, a homologous map set is input into a corresponding model layer for coordinate conversion, a presentation map of each matched map in the preset standard coordinate system is obtained, presentation information is further marked and fused in map coordinates, so that the association relation between the presentation information and the presentation map is obtained, the presentation information is further divided and marked according to the association relation, finally each presentation map is combined with the corresponding presentation information to generate a marked map, all the corresponding marked maps in one target CAD file are counted, and the fusion and marking work is completed, so that a user can view the map conveniently at any time.

It will be apparent to those skilled in the art that various modifications and variations can be made to the present invention without departing from the spirit or scope of the invention. Thus, it is intended that the present invention also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.

Claims (10)

1. The method for fusing, labeling and displaying the CAD map is characterized by comprising the following steps of:

step 1: opening a target CAD file in a preset Wed browser according to a search instruction of a user, and acquiring all display information contained in the target CAD file;

step 2: searching each piece of display information in the preset Wed browser respectively to obtain a matching map corresponding to each piece of display information, establishing a map layer in the target CAD file, and inputting the matching map into the map layer;

step 3: respectively establishing a map coordinate system on each matched map, and labeling the corresponding display information in the map coordinate system to obtain a plurality of labeling maps to obtain labeling CAD files;

step 4: and screening the corresponding target annotation map in the annotation CAD file according to the search instruction of the user, and inputting the target annotation map to a map management platform for display.

2. The method for fusing labels and displays of CAD maps of claim 1, further comprising:

extracting blank files in the preset Wed browser, reminding a user to upload CAD information in the blank files, and obtaining preprocessed CAD files;

analyzing the CAD information to obtain a map drawing area corresponding to the preprocessing CAD file and the number of layers corresponding to the preprocessing CAD file;

and establishing CAD identification tags according to the map drawing area and the number of layers, marking the CAD identification tags on the preprocessing CAD files, and generating corresponding CAD files.

3. The method for fusing labels and displays of CAD maps of claim 1, further comprising:

and tracking operation information of a user on the target annotation map in the map management platform, generating a correction annotation map according to the operation information, and replacing the corresponding target annotation map by using the correction annotation map.

4. The method for fusing and displaying CAD maps as set forth in claim 1, wherein the step 1 includes:

step 11: acquiring a search instruction input by a user, analyzing the search instruction to establish a search target label of the user, respectively matching a CAD identification label corresponding to each CAD file in the preset Wed browser with the search target label, and according to a matching result, matching a target CAD file consistent with the search target label;

Step 12: opening the target CAD file in the preset Wed browser to obtain a plurality of basic elements and text data contained in the target CAD file, and obtaining a first logic relationship between different basic elements, a second logic relationship between different basic elements and different text data and a third logic relationship between different text data;

step 13: establishing a logic structure tree of the target CAD file according to the first logic relationship, the second logic relationship and the third logic relationship, dividing the logic structure tree into a plurality of structure branches with preset specifications, and respectively acquiring description sub-features corresponding to each structure branch;

step 14: and carrying out semantic analysis on the text data to obtain semantic features, respectively carrying out feature adjustment on each description sub-feature by utilizing the semantic features, and establishing a plurality of display information of the target CAD file according to the adjusted description sub-features.

5. The method for fusing and displaying CAD maps as set forth in claim 1, wherein the step 2 includes:

step 21: setting a search index for each piece of display information, and inputting the search index into the preset Wed browser to perform map search to obtain a search map corresponding to each piece of display information;

Step 22: counting a plurality of pairs of search maps corresponding to the same display information, respectively acquiring the generation time corresponding to each search map, establishing a map set corresponding to each display information according to the sequence of the generation time, acquiring the ordering position of each search map in the corresponding map set, and respectively establishing a first matching weight for each search map according to the ordering position;

step 23: respectively acquiring map definition corresponding to different search maps in each map set, respectively establishing second matching weights for the corresponding search maps according to the map definition, establishing importance of each search map in the map set according to the first matching weights and the second matching weights corresponding to each search map in the same map set, extracting the search map with highest importance in each map set, and recording as a matching map;

step 24: and respectively acquiring map specifications corresponding to each matching map, establishing image pixel specifications according to the map specifications, establishing a map layer in the target CAD file according to the map layer pixel specifications, and inputting the matching map into the map layer.

6. The method for fusing and displaying CAD maps as set forth in claim 1, wherein the step 3 includes:

Step 31: analyzing each matching map respectively to obtain an initial coordinate system corresponding to each matching map, marking the matching maps with the same initial coordinate system as a class to establish a homologous map set, and establishing a set identification code for the corresponding same map set according to the initial coordinate system;

step 32: establishing a corresponding sample layer number by using the number of the set identification codes, establishing a layer sample by using an initial coordinate system sample of each set identification code, respectively inputting each layer sample into a corresponding sample layer, establishing a coordinate conversion model by combining a preset standard coordinate sample, respectively inputting each homologous map set into a corresponding model layer, converting the initial coordinate system of the corresponding homologous map set into a preset standard coordinate system in the model layer, and obtaining a presentation map of each matching map in the preset standard coordinate system according to a conversion result;

step 33: respectively acquiring a map coordinate system corresponding to each presentation map on the preset standard coordinate system, labeling the presentation information in the map coordinate system for information fusion to obtain an association relation between the presentation information and the corresponding presentation map, splitting the presentation information into a plurality of pieces of description information according to the association relation, and labeling the description information on a map position corresponding to the presentation map;

Step 34: and obtaining the marking result corresponding to each presentation map, generating the marking map corresponding to each presentation map according to the marking result, counting a plurality of marking maps corresponding to the target CAD file, and establishing the marking CAD file.

7. The method for fusing and displaying CAD maps as set forth in claim 1, wherein the step 4 includes:

step 41: obtaining and analyzing a search instruction of a user, splitting the search instruction into a plurality of single instructions and corresponding instruction features of each single instruction, respectively matching each instruction feature with preset screening features, and obtaining corresponding screening single instructions according to a matching result;

step 42: carrying out semantic analysis on the screening single instruction to obtain screening purposes of the user, and screening corresponding target annotation maps in the annotation CAD file based on the screening purposes when the number of the screening purposes is 1;

step 43: when the number of the screening objects is not 1, screening corresponding target marking maps in the marking CAD file according to each screening object;

step 44: and transmitting the target labeling map to the map management platform for display.

8. The system for fusing, labeling and displaying the CAD map is characterized by comprising the following components:

the instruction searching module is used for opening a target CAD file in a preset Wed browser according to a searching instruction of a user and acquiring all display information contained in the target CAD file;

the map matching module is used for searching each piece of display information in the preset Wed browser respectively to obtain a matching map corresponding to each piece of display information, establishing a map layer in the target CAD file, and inputting the matching map into the map layer;

the marking execution module is used for respectively establishing a map coordinate system on each matched map, marking the corresponding display information in the map coordinate system to obtain a plurality of marking maps, and obtaining marking CAD files;

and the screening and displaying module is used for screening the corresponding target annotation map in the annotation CAD file according to the search instruction of the user, and inputting the target annotation map to a map management platform for display.

9. The system for fusing labels and displays of CAD maps of claim 8, wherein said map matching module comprises:

the first matching unit is used for setting a search index for each piece of display information respectively, inputting the search index into the preset Wed browser for map search, and obtaining a search map corresponding to each piece of display information;

The second matching unit is used for counting a plurality of pairs of search maps corresponding to the same display information, respectively acquiring the generation time corresponding to each search map, establishing a map set corresponding to each display information according to the sequence of the generation time, acquiring the ordering position of each search map in the corresponding map set, and respectively establishing a first matching weight for each search map according to the ordering position;

the third matching unit is used for respectively acquiring map definition corresponding to different search maps in each map set, respectively establishing second matching weights for the corresponding search maps according to the map definition, establishing importance of each search map in the map set according to the first matching weights and the second matching weights corresponding to each search map in the same map set, extracting the search map with the highest importance in each map set, and recording the search map as a matching map;

and the fourth matching unit is used for respectively acquiring the map specification corresponding to each matching map, establishing an image pixel specification according to the map specification, establishing a map layer in the target CAD file according to the map layer pixel specification, and inputting the matching map into the map layer.

10. The system for fusing labels and displays of CAD maps of claim 8, wherein the label execution module comprises:

the first labeling unit is used for respectively analyzing each matching map to obtain an initial coordinate system corresponding to each matching map, marking the matching maps with the same initial coordinate system as a class to establish a homologous map set, and establishing a set identification code for the corresponding same map set according to the initial coordinate system;

the second labeling unit is used for establishing a corresponding sample layer number by using the number of the set identification codes, establishing a layer sample by using an initial coordinate system sample of each set identification code, respectively inputting each layer sample into a corresponding sample layer, establishing a coordinate conversion model by combining a preset standard coordinate sample, respectively inputting each homologous map set into a corresponding model layer, converting the initial coordinate system of the corresponding homologous map set into a preset standard coordinate system in the model layer, and obtaining a presentation map of each matching map in the preset standard coordinate system according to a conversion result;

the third labeling unit is used for respectively acquiring a map coordinate system corresponding to each presentation map on the preset standard coordinate system, labeling the presentation information in the map coordinate system for information fusion to obtain an association relationship between the presentation information and the corresponding presentation map, splitting the presentation information into a plurality of pieces of description information according to the association relationship, and labeling the description information on a map position corresponding to the presentation map;

And the fourth labeling unit is used for acquiring the labeling result corresponding to each presentation map, generating the labeling map corresponding to each presentation map according to the labeling result, counting a plurality of corresponding labeling maps in the target CAD file and establishing the labeling CAD file.