CN115146244B - Land approval mapping data information processing system - Google Patents
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- 238000013507 mapping Methods 0.000 title claims abstract description 88
- 230000010365 information processing Effects 0.000 title claims abstract description 21
- 238000005259 measurement Methods 0.000 claims abstract description 65
- 238000012545 processing Methods 0.000 claims abstract description 34
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
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- G06F—ELECTRIC DIGITAL DATA PROCESSING
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Abstract
The invention provides a land approval mapping data information processing system, which comprises a server, wherein the information processing system further comprises a data processing module, a land measurement module and an identity verification module, the server is respectively connected with the data processing module, the land measurement module and the identity verification module, the land measurement module is used for carrying out the land measurement on a mapping area, and the identity verification module is used for verifying the identity of a surveyor so as to call the original registration information of the mapping area recorded in the server; the data processing module processes the data actually mapped by the field measurement module and the data registered in the server to determine the similarity between the land area of the registered land parcel and the land address of the land parcel actually mapped. According to the invention, through the mutual coordination of the data processing module and the field measuring module, the error between the field mapping and the registered actual area of the land can be monitored, so that the accuracy and reliability of land approval are improved.
Description
Technical Field
The invention relates to the technical field of land surveying and mapping, in particular to a land approval surveying and mapping data information processing system.
Background
Land approval mapping is a technical service work developed for providing scientific and accurate basic data for land management departments, and comprises land pre-investigation mapping, land investigation measuring boundary measurement and the like.
In the prior art, as CN111143624B discloses a method and a system for matching an adaptive calculation rule base for land approval mapping data, at present, domestic related research on land approval mapping is mainly focused on design and development of a single-node auxiliary system in a production stage of land approval mapping, and these independent tools and systems are more focused on information conversion and manual processing efficiency improvement in certain links of land approval mapping, but at present, the problems of low system integration level, scattered function modules, low automatic recognition degree of key nodes, high dependence on manual discrimination, frequent data format conversion, failure in realizing map integration and the like generally exist.
Another exemplary prior art disclosed as CN108388620B is a land approval mapping data processing information system, and at present, domestic research on land approval mapping is mainly focused on the working content of land survey boundary measurement, including the development of research from the part of the working of survey boundary automation mapping, land utilization classification statistics, coordinate data format conversion and the like, and corresponding auxiliary tools or production systems, and land survey boundary measurement systems developed based on autopad and ArcEngine, are developed. The two types of research and development systems improve the operation efficiency to different degrees, promote the development of land approval mapping informatization, but have low integration level, need to rely on a plurality of third party platforms, have frequent data format conversion and fail to realize map integration.
The invention is designed for solving the problems that the information processing capability is poor, the land block information cannot be automatically matched, the interaction performance is poor, the intelligent degree is low, the data security is poor, the identity discrimination cannot be performed and the like in the field generally exist.
Disclosure of Invention
The invention aims to provide a land approval mapping data information processing system aiming at the defects existing at present.
In order to overcome the defects in the prior art, the invention adopts the following technical scheme:
an information processing system of land approval mapping data comprises a server, a data processing module, a land measurement module and an identity verification module,
the server is respectively connected with the data processing module, the field measurement module and the identity verification module,
the on-site measurement module is used for carrying out on-site measurement on the mapping area, and the identity verification module is used for verifying the identity of a surveyor so as to call the original registration information of the mapping area recorded in the server;
the data processing module processes the data actually mapped by the field measurement module and the data registered in the server to determine the similarity between the land area of the registered land parcel and the land address of the land parcel actually mapped;
the data processing module comprises a positioning unit, a matching unit and an evaluation unit, wherein the positioning unit performs positioning according to the field measurement data of the field measurement module so as to call the two-dimensional map data of the corresponding positioning position in the server, the matching unit sends a matching request to the server according to the positioning data of the positioning unit so as to call out the two-dimensional map data associated with the positioning data, and the evaluation unit evaluates the difference between the two-dimensional map data and the two-dimensional map data stored in the database of the server;
the evaluation unit processes the two-dimensional map data corresponding to the calling corresponding positioning position, scales or enlarges the two-dimensional map data to a proportion consistent with the field mapping of the field measurement module, and splits the two-dimensional map data under the rectangular coordinate system of the same proportion to form an area micro element matrix COM:
wherein n is a transverse coordinate, m is a longitudinal coordinate, a ij An area infinitesimal corresponding to a j-th longitudinal coordinate representing an i-th transverse coordinate;
the evaluation unit compares the area infinitesimal matrix COM with a reference matrix registered in a database of the server, and calculates an area similarity Difference:
wherein G is ij For measuring in-situ measuring modulesDrawing an area infinitesimal corresponding to a j-th longitudinal coordinate of an i-th transverse coordinate in the area matrix;
if the area similarity Difference and the set monitoring threshold Monitor do not meet the following conditions: and if Difference is more than or equal to Monitor, triggering early warning to prompt the surveyor that deviation exists in current surveying and mapping.
Optionally, the identity verification module includes a task request unit and an access authorization terminal, the task request unit makes a mapping request to the server according to a mapping task, and the access authorization terminal grants access permission codes to the surveyor according to the data of the task request unit;
the task request unit is centrally dispatched by an administrator according to the mapping task, wherein the task request unit acquires the current mapping task and matches a corresponding number of mapping staff according to the mapping task.
Optionally, the field measurement module comprises a total station and an interaction unit, the total station is used for measuring the mapping area, and the interaction unit is used for interacting with the surveyor according to data acquired by the total station;
the interaction unit comprises a touch screen and a communication subunit, wherein the touch screen is used for displaying distance information acquired by the total station, and the communication subunit is communicated with the server so as to transmit acquired data to a real-time measurement document of the server for storage.
Optionally, the access authorization terminal generates the access authorization code according to the following formula:
in connection_code i (u) is the value corresponding to the ith character of the access authorization code of the ith surveyor; τ is a random number, the value of which is related to the number of times the surveyor called the server; level (level) i A grade for the i-th of the surveyor; d (D) i (j) Representing the value corresponding to the j character of the access authorization code of the i-th mapping staff previous time; ID (identity) i (n) is the ith surveyorA value corresponding to the nth character of the identity ID; the Code is the authorization level of the place where the land is located; wherein each surveyor is provided with an identity ID of a unique identity.
Optionally, the matching unit acquires positioning data of the positioning unit and sends a matching request to the server, wherein the server responds to the matching request and retrieves two-dimensional map data associated with the positioning data of the positioning unit; and after the two-dimensional map data is called out, packaging the two-dimensional map data, and transmitting the two-dimensional map data to the evaluation unit for evaluation.
Optionally, the positioning unit comprises a positioner and a networking subunit, the positioner is used for positioning the position coordinates of the surveyor and the total station, and the networking subunit transmits positioning data of the positioner to the matching unit of the data processing module;
and after the matching unit receives the positioning data, sending a matching request to the server.
Optionally, the task request unit acquires scheduling data information of all the mappers, and determines the number of mappers not scheduled with tasks according to the scheduling data information;
the task request unit generates a task queue based on the priority and the dependency relationship of the tasks, wherein each task performs priority ordering tasks based on the security level and the timeliness of the surveyor executing the tasks;
wherein the security level is determined from profile data of the surveyor.
Optionally, the profile data includes experience level, skill level.
Optionally, after the land is approved, labeling land class information of the land mapped by the land measurement module, drawing land class pattern lines on the determined land, and labeling buildings and roads adjacent to the land.
The beneficial effects obtained by the invention are as follows:
1. through the mutual coordination of the data processing module and the field measurement module, the error between the field mapping and the registered actual area of the land can be monitored, so that the accuracy of land approval is improved;
2. through the cooperation of the identity verification module and the on-site measurement module, when a surveyor accesses the data in the server, the identity information of the surveyor can be verified, so that the safety of the data is improved;
3. the matching unit is matched with the evaluation unit, so that the actually measured land data and the two-dimensional map data recorded in the server can be compared, and the accuracy and convenience of land approval are improved;
4. the identity verification module is used for verifying the identity of the visitor, so that the information of the land parcels can be effectively protected safely, and good interactivity is achieved between the planner and the system;
5. through the mutual coordination of the early warning module and the field measurement module, a surveyor can dynamically survey for a plurality of times according to the early warning result so as to promote the accurate measurement of the land block and prevent inaccurate survey data of the land block from causing misleading of approval and disputes;
6. through the surveyor with the interaction of suggestion unit, interaction unit promotes the intelligent degree of entire system, also very big promotion approval process's accurate, reliable, high-efficient.
Drawings
The invention will be further understood from the following description taken in conjunction with the accompanying drawings. The components in the figures are not necessarily to scale, emphasis instead being placed upon illustrating the principles of the embodiments. Like reference numerals designate corresponding parts throughout the different views.
Fig. 1 is a schematic block diagram of the overall structure of the present invention.
Fig. 2 is a schematic control flow diagram of the field measurement module of the present invention.
FIG. 3 is a flow chart of a data processing module according to the present invention.
Fig. 4 is a schematic control flow diagram of the field measurement module and the data processing module according to the present invention.
Fig. 5 is a schematic diagram of a control flow of calculating the degree of difference by the data processing module according to the present invention.
Detailed Description
The following embodiments of the present invention are described in terms of specific examples, and those skilled in the art will appreciate the advantages and effects of the present invention from the disclosure herein. The invention is capable of other and different embodiments and its several details are capable of modification and variation in various respects, all without departing from the spirit of the present invention. The drawings of the present invention are merely schematic illustrations, and are not intended to be drawn to actual dimensions. The following embodiments will further illustrate the related art content of the present invention in detail, but the disclosure is not intended to limit the scope of the present invention.
Embodiment one.
According to the embodiments shown in fig. 1, 2, 3, 4 and 5, the present embodiment provides a land approval mapping data information processing system, the information processing system includes a server, the information processing system further includes a data processing module, a land measurement module and an identity verification module,
the server is respectively connected with the data processing module, the field measurement module and the identity verification module, wherein the server stores detailed information of land parcels registered in a land management department, and the detailed information comprises the length, the width, the shape, the area, the boundary, the adjacent streets, attachments on the land parcels and the like;
the on-site measurement module is used for carrying out on-site measurement on the mapping area, and the identity verification module is used for verifying the identity of a surveyor so as to call the original registration information of the mapping area recorded in the server;
the data processing module processes the data actually mapped by the field measurement module and the data registered in the server to determine the similarity between the land area of the registered land parcel and the land address of the land parcel actually mapped;
the information processing system further comprises a processor, wherein the processor is respectively used for controlling and connecting the data processing module, the field measurement module and the identity verification module, and is based on the processor to respectively perform centralized control on the data processing module, the field measurement module and the identity verification module;
through the mutual coordination of the data processing module and the field measurement module, the error between the field mapping and the registered actual area can be monitored, so that the accuracy of land approval is improved, and meanwhile, the convenience of the whole system for high-efficiency interaction of data and processing capacity is also effectively improved;
meanwhile, through the cooperation of the identity verification module and the field measurement module, when a surveyor accesses the data in the server, the identity information of the surveyor can be verified, so that the safety of the data is improved;
in the process of examining and approving the land, the land is mapped in the field by a mapper to determine whether the registered land data and the land data mapped in the field are different or not;
the field measurement module comprises a total station, a positioning unit and an interaction unit, wherein the total station is used for measuring a mapping area, and the interaction unit is used for interacting with a surveyor according to data acquired by the total station; the positioning unit performs positioning according to the field measurement data of the field measurement module to call the two-dimensional map data of the corresponding positioning position in the server,
optionally, the positioning unit comprises a positioner and a networking subunit, the positioner is used for positioning the position coordinates of the surveyor and the total station, and the networking subunit transmits positioning data of the positioner to the matching unit of the data processing module;
after the matching unit receives the positioning data, sending a matching request to the server;
the locator is arranged in the total station or the surveyor's tablet to collect position data of the surveyor or the total station; transmitting the position data of the total station to the server when the total station is in a working state;
the interaction unit is arranged on the total station to transmit data measured by the total station to the interaction unit so as to realize interaction with the surveyor; the total station also transmits data with the interaction unit in a wired or wireless mode so as to directly transmit the data measured by the total station to the interaction unit;
the interaction unit comprises a touch screen and a communication subunit, wherein the touch screen is used for displaying distance information acquired by the total station, and the communication subunit is communicated with the server so as to transmit acquired data to a real-time measurement document of the server for storage; recording data measured each time by the total station through the interaction unit, storing or setting the record measured each time in the parameters of the total station through a surveyor, and determining the area of the land according to the parameters of the total station;
notably, the total station is used for carrying out actual measurement on the land block so as to obtain the length and width data of the land block, and the measurement area of the land block is calculated according to the length and width data;
after the measurement area of the land block is obtained, the measurement area is transmitted to the data transmission module, and data processing is carried out through the data processing module so as to evaluate whether the difference exists between the measurement data of the land block and the registered or recorded data;
the interaction unit further comprises an induction control panel, wherein the induction control panel is used for reading the identity ID data of the surveyor and transmitting the identified identity ID data of the surveyor to the identity verification module or the server through the communication subunit;
the induction control panel is arranged on the back or the side edge of the touch screen, so that the identity ID of the surveyor can be conveniently induced with the induction control panel, and the induction control panel can identify the identity ID data of the surveyor; the induction control panel comprises an induction coil and a data storage, wherein the induction coil is used for reading the identity ID of the surveyor, the data storage is used for buffering the data read by the induction coil, and when the data read by the induction coil are complete, the identity ID data in the data storage are transmitted to the server or the identity verification module through a communication subunit;
meanwhile, after mapping the land parcels by the surveyors, the surveyors need to access a server to compare land parcels information registered in the server; before the surveyor accesses the server, verifying the identity of the surveyor through the identity verification module, and granting an access authorization code to the surveyor;
the identity verification module comprises a task request unit and an access authorization terminal, wherein the task request unit makes a mapping request to the server according to a mapping task, and the access authorization terminal grants access permission codes to the surveyor according to the data of the task request unit;
the task request unit is centrally dispatched by an administrator according to the mapping task, wherein the task request unit acquires the current mapping task and matches a corresponding number of mapping staff according to the mapping task;
optionally, the task request unit acquires scheduling data information of all the mappers, and determines the number of mappers not scheduled with tasks according to the scheduling data information;
the task request unit generates a task queue based on the priority and the dependency relationship of the tasks, wherein each task performs priority ordering tasks based on the security level and the timeliness of the surveyor executing the tasks; wherein the security level is determined from profile data of the surveyor; wherein the profile data includes experience level, skill level;
in addition, at least two mappers are required to participate in the mapping task when performing the in-situ mapping, and after the mapping task is arranged, the task request unit transmits a mapping question request to the server according to one of the two planners,
optionally, the access authorization terminal generates the access authorization code according to the following formula:
in connection_code i (u) is the value corresponding to the ith character of the access authorization code of the ith surveyor; τ is a random number, the value of which is related to the number of times the surveyor called the server; level (level) i A grade for the i-th of the surveyor; d (D) i (j) Representing the value corresponding to the j character of the access authorization code of the i-th mapping staff previous time; ID (identity) i (n) is the value corresponding to the nth character of the identity ID of the ith surveyor; the Code is the authorization level of the place where the land is located; wherein each surveyor is provided with an identity ID of a unique identifier;
wherein the identity ID of each surveyor comprises a work card (a card containing an identification chip), an identity card and the like which can be used for identifying the identity of the surveyor (a card containing an identification chip)
Downloading information registered by the land block (the information of the land block is registered in a land management department) and comparing the information with data of the land mapping after the identity of the surveyor is verified and the access authorization code is granted; the comparison operation is that the data processing module processes the data;
the data processing module comprises a matching unit and an evaluation unit, wherein the matching unit sends a matching request to the server according to the positioning data of the positioning unit so as to call out two-dimensional map data associated with the positioning data, and the evaluation unit evaluates the difference between the two-dimensional map data and two-dimensional map data stored in a database of the server;
optionally, the matching unit acquires positioning data of the positioning unit and sends a matching request to the server, wherein the server responds to the matching request and retrieves two-dimensional map data associated with the positioning data of the positioning unit; when the two-dimensional map data is called out, packaging the two-dimensional map data, and transmitting the two-dimensional map data to the evaluation unit for evaluation;
note that the two-dimensional map data is data stored in a server, and the two-dimensional map data is a file registered in a land management department;
the evaluation unit processes the two-dimensional map data corresponding to the calling corresponding positioning position, scales or enlarges the two-dimensional map data to a proportion consistent with the field mapping of the field measurement module, and splits the two-dimensional map data under the rectangular coordinate system of the same proportion to form an area micro element matrix COM:
wherein n is a transverse coordinate, m is a longitudinal coordinate, a ij An area infinitesimal corresponding to a j-th longitudinal coordinate representing an i-th transverse coordinate;
the evaluation unit compares the area infinitesimal matrix COM with a reference matrix registered in a database of the server, and calculates an area similarity Difference:
wherein G is ij The method comprises the steps of measuring an area infinitesimal corresponding to a j-th longitudinal coordinate of an i-th transverse coordinate in an area matrix for mapping, which is measured by a field measurement module;
if the area similarity Difference and the set monitoring threshold Monitor do not meet the following conditions: if Difference is more than or equal to Monitor, triggering early warning to prompt the surveyor that deviation exists in current surveying and mapping; if the mapping data after repeated mapping still cannot pass, automatically triggering early warning and evaluating by manual intervention; after manual intervention, acquiring finer data of the land parcels, and transmitting the acquired data to the server for storage;
the collected data comprise the data of boundaries, positions, orientations, relations with adjacent plots, length, width, area, graphic proportion and the like of the plots;
mapping area matrix Graph measured by the field measurement module:
wherein G is ij The method comprises the steps of measuring an area infinitesimal corresponding to a j-th longitudinal coordinate of an i-th transverse coordinate in an area matrix for mapping, which is measured by a field measurement module; the mapping data measured by the field measurement module are required to be split into area infinitesimal under the rectangular coordinate system with the same proportion as the two-dimensional map data;
in the process of evaluation, comparing elements in the area infinitesimal matrix COM with elements in the mapping area matrix Graph to obtain differences between the elements in the two matrices;
optionally, after the land is approved, labeling land type information of the land mapped by the land measurement module, drawing land type map spot lines on the determined land, and labeling buildings and roads adjacent to the land to form map profile information of the land;
the matching unit is matched with the evaluation unit, so that actually measured land data and two-dimensional map data recorded in a server can be compared, the accuracy and convenience of land approval are improved, and meanwhile, the information of the land is effectively protected, so that the whole system has the advantages of excellent interactivity, high data safety and capability of monitoring by a surveyor;
embodiment two.
The present embodiment should be understood to include at least all the features of any one of the foregoing embodiments, and further improve the foregoing embodiments on the basis of the foregoing features, and according to fig. 1, 2, 3, 4, and 5, the data processing system further includes an early warning module, where the early warning module triggers early warning according to a relationship between an area similarity Difference and a set monitoring threshold monitor, so as to prompt the surveyor of a current field measurement state;
the early warning module comprises an early warning unit and a prompting unit, wherein the early warning unit triggers early warning according to the size relation between the area similarity Difference and a set monitoring threshold monitor, and prompts the surveyor through the prompting unit;
if the warning is not in the range of the following formula, triggering early warning of the corresponding grade:
Range 1 ≤|Difference-monitor|≤Range 2
in Range 1 Is a first early warning threshold; range 2 Is a second early warning threshold; monitor is a set monitoring threshold; wherein Range 1 And Range 2 Setting is carried out according to a manager, and the setting can be automatically adjusted according to the actual mapping requirement so as to improve the mapping accuracy;
the |difference-monitor| is compared with a preset first early warning threshold Range 1 And a second early warning threshold Range 2 Comparing;
if there is |Difference-monitor|is not less than Range 2 Prompting that the mapping error is overlarge by the surveyor, and triggering early warning of the corresponding grade to the surveyor; if there is |Difference-monitor|less than or equal to Range 1 Prompting that the mapping error is smaller by the surveyor, and triggering early warning of the corresponding grade to the surveyor;
the early warning alarm of the early warning unit prompts the surveyor through the prompting unit, wherein the prompting unit comprises a prompting popup window and an executable program, the executable program generates the prompting popup window after receiving the early warning signal sent by the early warning unit, and the prompting popup window is used for prompting the current surveying and mapping state of the surveyor, so that the surveyor can survey and map for a plurality of times to improve the surveying and mapping precision;
the executable program is a program that can be run in the terminal, and is a technical means well known to those skilled in the art, and those skilled in the art can query related technical manuals to obtain the technology, so in this embodiment, the details are not repeated;
in addition, the prompt popup window contains current early warning information and the land area formed by real-time mapping data submitted to the data processing module by the surveyor;
meanwhile, the prompt information is displayed through the touch screen of the interaction unit, so that the surveyor can check the prompt information directly;
through the mutual coordination of the early warning module and the field measurement module, a surveyor can dynamically survey for a plurality of times according to the early warning result so as to promote the accurate measurement of the land block and prevent inaccurate survey data of the land block from causing misleading of approval and disputes;
meanwhile, through interaction of a surveyor with the prompting unit and the interaction unit, the intelligent degree of the whole system is improved, and the accuracy, reliability and high efficiency of the approval process are greatly promoted.
The foregoing disclosure is only a preferred embodiment of the present invention and is not intended to limit the scope of the invention, so that all equivalent technical changes made by applying the description of the present invention and the accompanying drawings are included in the scope of the present invention, and in addition, elements in the present invention can be updated as the technology develops.
Claims (9)
1. The land approval mapping data information processing system comprises a server and is characterized by further comprising a data processing module, a land measurement module and an identity verification module;
the server is respectively connected with the data processing module, the field measurement module and the identity verification module;
the on-site measurement module is used for carrying out on-site measurement on the mapping area, and the identity verification module is used for verifying the identity of a surveyor so as to call the original registration information of the mapping area recorded in the server;
the data processing module processes the data actually mapped by the field measurement module and the data registered in the server to determine the similarity between the land area of the registered land parcel and the land address of the land parcel actually mapped;
the data processing module comprises a matching unit and an evaluation unit, wherein the matching unit sends a matching request to the server according to the positioning data of the positioning unit of the field measurement module so as to call out two-dimensional map data associated with the positioning data, and the evaluation unit evaluates the difference between the two-dimensional map data and the two-dimensional map data stored in the database of the server;
the evaluation unit processes the two-dimensional map data corresponding to the calling corresponding positioning position, scales or enlarges the two-dimensional map data to a proportion consistent with the field mapping of the field measurement module, and splits the two-dimensional map data under the rectangular coordinate system of the same proportion to form an area micro element matrix COM:
wherein n is a transverse coordinate, m is a longitudinal coordinate, a ij An area infinitesimal corresponding to a j-th longitudinal coordinate representing an i-th transverse coordinate;
the evaluation unit compares the area infinitesimal matrix COM with a reference matrix registered in a database of the server, and calculates an area similarity Difference:
wherein G is ij The method comprises the steps of measuring an area infinitesimal corresponding to a j-th longitudinal coordinate of an i-th transverse coordinate in an area matrix for mapping, which is measured by a field measurement module;
if the area similarity Difference and the set monitoring threshold Monitor do not meet the following conditions:
and if Difference is more than or equal to Monitor, triggering early warning to prompt the surveyor that deviation exists in current surveying and mapping.
2. The land approval mapping data information processing system according to claim 1, wherein the identity verification module comprises a task request unit and an access authorization terminal, the task request unit makes a mapping request to the server according to a mapping task, and the access authorization terminal grants access permission codes to the surveyor according to the data of the task request unit;
the task request unit is centrally dispatched by an administrator according to the mapping task, wherein the task request unit acquires the current mapping task and matches a corresponding number of mapping staff according to the mapping task.
3. The land approval mapping data information processing system according to claim 2, wherein the land measurement module comprises a total station, a positioning unit and an interaction unit, the total station is used for measuring a mapping area, the positioning unit is used for positioning according to the land measurement data of the land measurement module so as to call two-dimensional map data of a corresponding positioning position in the server, and the interaction unit is used for interacting with a surveyor according to data acquired by the total station;
the interaction unit comprises a touch screen and a communication subunit, wherein the touch screen is used for displaying distance information acquired by the total station, and the communication subunit is communicated with the server so as to transmit acquired data to a real-time measurement document of the server for storage.
4. A land approval mapping data information processing system according to claim 3, wherein the access authorization terminal generates the access authorization code according to the following formula:
in connection_code i (u) is the ith surveyorAccessing a value corresponding to the u-th character of the authorization code; τ is a random number, the value of which is related to the number of times the surveyor called the server; level (level) i A grade for the i-th of the surveyor; d (D) i (j) Representing the value corresponding to the j character of the access authorization code of the i-th mapping staff previous time; ID (identity) i (n) is the value corresponding to the nth character of the identity ID of the ith surveyor; the code is the authorization level of the place where the land block is located; wherein each surveyor is provided with an identity ID of a unique identity.
5. The land approval mapping data information processing system of claim 4, wherein the matching unit obtains positioning data of the positioning unit and issues a matching request to the server, wherein the server responds to the matching request and retrieves two-dimensional map data associated with the positioning data of the positioning unit; and after the two-dimensional map data is called out, packaging the two-dimensional map data, and transmitting the two-dimensional map data to the evaluation unit for evaluation.
6. A land approval mapping data information processing system according to claim 5, wherein said positioning unit comprises a locator for locating the position coordinates of the surveyor and the total station and a networking subunit transmitting the positioning data of the locator into a matching unit of the data processing module;
and after the matching unit receives the positioning data, sending a matching request to the server.
7. The land approval mapping data information processing system according to claim 6, wherein the task requesting unit acquires scheduling data information of all the mappers, and determines the number of mappers not scheduled for a task based on the scheduling data information;
the task request unit generates a task queue based on the priority and the dependency relationship of the tasks, wherein each task performs priority ordering tasks based on the security level and the timeliness of the surveyor executing the tasks;
wherein the security level is determined from profile data of the surveyor.
8. A land survey and drawing data information processing system according to claim 7 wherein said profile data comprises experience level, skill level.
9. The land approval mapping data information processing system of claim 8, wherein after approval of a land use is completed, land class information is annotated to the land parcel mapped by the land measurement module, and a land class pattern line is drawn on the determined land parcel, and buildings and roads adjacent to the land parcel are annotated.
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