Geological map compilation device and method based on data driven

A data-driven, geological map technology, applied in electronic digital data processing, structured data retrieval, geographic information database, etc., can solve the problems of complex map compilation process, backward map compilation technology, low efficiency, etc., to improve map compilation. efficiency, improve timeliness, improve efficiency

Inactive Publication Date: 2017-01-25
DEV RES CENT OF CHINA GEOLOGICAL SURVEY
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  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0013] To solve the complicated process of the existing traditional map compilation, the device and method of the present invention use the existing geological map source database to directly synthesize geological elements on the computer, carry out digital map compilation work, and simplify the back and forth interaction between paper and electronic media in the map compilation. process;
[0014] To solve the problems of backwardness and low efficiency of the existing map compilation technology, the present invention establishes a variety of geological comprehensive data models for geological evolution, and compiles maps based on data drive, realizes the speed and accuracy of query and retrieval, and improves the geological Combined with the degree of automation of certain processes, the efficiency of map compilation is greatly improved;

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  • Geological map compilation device and method based on data driven
  • Geological map compilation device and method based on data driven
  • Geological map compilation device and method based on data driven

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Embodiment 1

[0073] Embodiment 1: A data-driven geological map compiling device, including: a source database establishment module, a target area data selection module, a spatial data preprocessing module, a regional geological data analysis and mapping detailed rules formulation module, and a geological body evolution model module, graphics feature processing module, feature attribute update module, library Figure 1 Integrate and decorate element modules, and result forming modules.

[0074] The source database building module is used to establish a source database from the basic geological map and data update data platform, the new regional geological survey results and research results are the basic geological map and data update content;

[0075] The target area data selection module is used to update the map range according to the geological map and data, select a geological map spatial database with a scale one level larger than the compiled target geological map, and select a newer ...

Embodiment 2

[0083] Embodiment 2: A method for compiling a geological map based on data-driven, including: the step of establishing a source database, the step of selecting target area data, the step of preprocessing spatial data, the step of analyzing and researching regional geological data and formulating detailed rules for map compilation, and the evolution model of geological bodies step, graphic feature processing step, feature attribute update step, library Figure 1 Integrate and decorate element steps, result formation steps.

[0084] The step of establishing the source database is used to establish the source database from the basic geological map and the data platform for data update, the new regional geological survey results and research results are the content of the basic geological map and data update;

[0085] The target area data selection step is used to update the range of the map frame according to the geological map compilation and data, select a geological map spatial...

Embodiment 3

[0093] Embodiment 3: a spatial data preprocessing method in geological map compilation, comprising the following steps:

[0094] Steps of geographic projection conversion: organize and unify the geographic coordinate systems of the selected source data and new data, and transform the large-scale geological map spatial database into corresponding spatial coordinates according to the working target scale projection;

[0095] Steps for establishing the basic structure of data preprocessing: During the update process of the geological map spatial database, the database structure of the source data is adjusted according to the basic structure of data preprocessing; The geological surface layers of the source data are merged to form a unique geological surface layer;

[0096] The steps of topology checking: After the source database structure is adjusted, the topology is checked and corrected.

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Abstract

The invention discloses a geological map compilation device and a method based on data driven. The device comprises an original database establishing module, a target region data selecting module, a space data preprocessing module, a regional geological data analysis and a mapping rule formulating module, a geological evolution model module, a graphic element processing module, an element attribute update module, a graph and database integration and finishing element module, and an achievement forming module, wherein the original database establishing module is used to establish original database from basic geological map and data updated data platform, in basic geological map and data updated content which are new regional geological survey achievement and research achievement. The standardization job table and computer processing platform of device after normalization are easy to understand and implement. The device realizes the organic combination of geological map compiler and computer platform, thus the two independent fields can be connected closely.

Description

technical field [0001] The invention relates to the technical field of computer information processing, in particular to a data-driven geological map compiling device and method. Background technique [0002] In the past two decades, information technology has been rapidly developed and applied from small to large, from point to surface, and has greatly promoted the development of productivity in all walks of life. Compilation of basic geological maps is one of the most important ways to express the results of regional geological surveys and geological scientific research. The updating of basic geological maps in my country is to establish a method and technology system based on data-driven basic geological maps. [0003] The existing geological map compilation technology mainly consists of five links according to the process: paper map reduction, geological content reduction on paper, paper draft scanning, vectorization, and data database construction. In the existing proc...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G06F17/30
CPCG06F16/29
Inventor 李仰春王杨刚叶天竺黄辉郝丽荣李玉嵩于芳张文华刘江涛赵庆英张大可张庆合
Owner DEV RES CENT OF CHINA GEOLOGICAL SURVEY
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