CN112991490A - Informatization chart production method and system - Google Patents
Informatization chart production method and system Download PDFInfo
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Abstract
The application discloses an informationized chart production method and system, and belongs to the technical field of chart drawing. The method comprises the following steps: recording and storing the original data; standardizing the original data to obtain standardized chart data; editing and integrating the standardized chart data to generate chart expression source data; and generating paper chart and electronic chart from the drawing expression source data according to the target requirement. The embodiment of the application adopts an informationized technical means, data required by chart production are acquired, stored and subjected to standardized processing, then drawing synthesis and expression under various scales are determined, and finally a paper chart and an electronic chart under a specified area and a certain specific scale can be obtained according to a target requirement, namely, the chart can be rapidly obtained through the chart production system, and the chart is diverse in scales, diverse in area range and diverse in product types, so that the chart production process is simple and the products are diversified.
Description
Technical Field
The application belongs to the technical field of chart drawing, and particularly relates to an informationized chart production method and system.
Background
The chart is a kind of map, namely a map special for navigation. The function of the chart is to transmit various information on the surface of the earth, such as the sea water area required for navigation and the coastal feature.
The original chart is drawn manually, and then computer-aided drawing is introduced, the existing chart generally adopts various drawing tool software such as ArcInfo, Dkart, Microstation, CARIS and the like, so that the production efficiency and the product quality of the chart are improved, but the production and processing flow is complex and tedious, and the product is single.
Disclosure of Invention
The embodiment of the application provides an informationized chart production method and system, and can solve the problems of complicated and long production process and single product of the conventional chart production.
In order to solve the technical problem, the present application is implemented as follows:
in a first aspect, an information-based chart production method is provided, which includes:
recording and storing the original data;
standardizing the original data to obtain standardized chart data;
editing and integrating the standardized chart data to generate chart expression source data;
and generating paper chart and electronic chart from the drawing expression source data according to target requirements, wherein the target requirements comprise a scale and an area range.
In a second aspect, an information-based chart production system is provided, which includes:
the recording module is used for recording and storing and managing original data;
the standardization processing module is used for standardizing the original data to obtain standardized chart data;
the processing module is used for editing and integrating the standardized chart data to generate chart expression source data;
and the generating module is used for generating the paper chart and the electronic chart from the drawing expression source data according to target requirements, wherein the target requirements comprise a scale and an area range.
In a third aspect, a terminal device is provided, which comprises a processor, a memory and a program or instructions stored on the memory and executable on the processor, which when executed by the processor implements the steps of the method according to the first aspect.
In a fourth aspect, a readable storage medium is provided, on which a program or instructions are stored, which when executed by a processor, implement the steps of the method according to the first aspect.
In the embodiment of the application, original data are recorded and stored, then the original data are standardized to obtain standardized chart data, the standardized chart data are edited and integrated to generate chart expression source data, and finally the chart expression source data are generated into paper charts and electronic charts according to target requirements, wherein the target requirements comprise a scale and an area range. The embodiment of the application adopts an informationized technical means, data required by chart production are acquired, stored and subjected to standardized processing, then drawing synthesis and expression under various scales are determined, and finally a paper chart and an electronic chart under a specified area and a certain specific scale can be obtained according to a target requirement, namely, the chart can be rapidly obtained through the chart production system, and the chart is diverse in scales, diverse in area range and diverse in product types, so that the chart production process is simple and the products are diversified.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
FIG. 1 is a flow chart of an informational chart production method provided by an embodiment of the present application;
fig. 2 is a schematic structural diagram of an information chart production system according to an embodiment of the present application.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some, but not all, embodiments of the present application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The terms first, second and the like in the description and in the claims of the present application are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application are capable of operation in sequences other than those illustrated or described herein. In addition, "and/or" in the specification and claims means at least one of connected objects, a character "/" generally means that a preceding and succeeding related objects are in an "or" relationship.
An information chart production method and system provided by the embodiments of the present application are described in detail below with reference to the accompanying drawings through specific embodiments and application scenarios thereof.
As shown in fig. 1, the embodiment of the present application provides an information-based chart production method, which may include the contents shown in step S101 to step S104.
In step S101, original data is recorded and stored.
In the embodiment of the application, drawing data and metadata thereof can be acquired according to related national and industry standards, and are stored in the database for use in the following steps.
In step S102, the raw data is normalized to obtain normalized chart data.
In the embodiment of the present application, the raw data is normalized, where the data may include grid data, vector data, and the like, and the grid data is vectorized to obtain normalized chart data, and the vector data is converted into the normalized chart data according to a preset semantic conversion rule. The obtained standardized chart data can be stored in a database after quality inspection.
In step S103, data editing and integration are performed on the standardized chart data to generate drawing expression source data.
Under various scales, the corresponding symbols and marks of the standardized chart data may be different, comprehensive drawing editing, symbolic expression and mark expression can be performed on the basis of the standardized chart data, and the obtained symbolic expression and mark expression can be stored in a database after quality inspection, so that data support is provided for the generation of chart products.
In step S104, the drawing expression source data is generated into a paper chart and an electronic chart according to the target requirement, and the target requirement includes a scale and an area range.
Under the condition of obtaining the target requirement, a chart product, such as a paper chart, an electronic chart and the like, can be generated according to the chart expression source data obtained in the step of obtaining, and the chart product can be produced or stored in a database after quality inspection.
In the embodiment of the application, original data are recorded and stored, then the original data are standardized to obtain standardized chart data, the standardized chart data are edited and integrated to generate chart expression source data, and finally the chart expression source data are generated into paper charts and electronic charts according to target requirements, wherein the target requirements comprise a scale and an area range. The embodiment of the application adopts an informationized technical means, data required by chart production are acquired, stored and subjected to standardized processing, then drawing synthesis and expression under various scales are determined, and finally a paper chart and an electronic chart under a specified area and a certain specific scale can be obtained according to a target requirement, namely, the chart can be rapidly obtained through the chart production system, and the chart is diverse in scales, diverse in area range and diverse in product types, so that the chart production process is simple and the products are diversified.
In one possible embodiment of the present application, the original data recording and storage management may include the following steps.
Acquiring original data, and recording the original data according to a preset standard; performing quality inspection on the recorded data; and storing the data of which the quality inspection meets the preset standard into a database.
In the embodiment of the application, the drawing data and the metadata thereof are firstly obtained, and then the recording can be performed according to the basic information such as the source, the type, the name, the quantity, the receiving date and the like of the data, so as to provide the basic data for the subsequent data processing. Then, data processing is carried out, which can comprise data processing of data files, entity processing of the data files and the like, wherein the data processing mainly comprises data metadata bibliography, file information bibliography and the like; the data file entity processing is mainly to complete data entity digitization, recording of entity data and attached data, and entity file information identification. After the steps are carried out, the obtained data is subjected to quality inspection, and the data qualified by the quality inspection is stored in a database for subsequent use. Further, a retrieval interface can be provided, namely, data needing to be used can be quickly inquired when the system is used.
That is, the obtained drawing data may be electronic data or physical data, which is not specifically limited in this application, if the physical data needs to be digitized for subsequent use.
Whether the quality inspection is qualified or not can be determined according to actual conditions, and the quality inspection can also be determined according to historical standards.
In one possible embodiment of the present application, the normalizing the raw data to obtain normalized chart data may include the following steps.
Judging the data type of the original data, wherein the data type comprises grid data and vector data; if the data is the grid data, vectorizing the grid data to obtain standardized chart data; if the data is vector data, the vector data is converted into standardized chart data.
In the embodiment of the application, the data type of the data to be standardized in the original data can be determined according to production requirements, the data type can comprise grating data and vector data, after the data type is determined, different processing methods are determined according to different data types, and corresponding standardized chart data can be obtained.
Further, vectorizing the grid data to obtain standardized chart data may include the following steps.
Carrying out coarse registration on the grid data; constructing a registration reference network according to the area range and the coordinate network interval; picking up control points according to the registration reference network; and carrying out high-precision registration on the roughly registered grating data according to the control point to obtain standardized chart data.
Namely, if the data type is the grating data, coarse four-corner registration is carried out on the original grating image, then a registration reference network is constructed according to the data range and the coordinate network interval, the control points are picked up, and high-precision registration is carried out.
Correspondingly, if the data type is vector data, a vector data format conversion tool is used for converting the vector data into a standardized chart data format.
Specifically, according to the requirements of production tasks, whether a data range, a scale, a coordinate system, a projection type and parameters are correct or not is confirmed, different processing methods are determined according to the types, if the grid data exist, four-corner-point coarse registration is carried out on an original grid image, then a registration reference network is constructed according to the data range and the coordinate network interval, control points are picked up, and high-precision registration is carried out; then, element vectorization is carried out by using element identification, and then element space editing and topology construction are used to enable the data space characteristics and the element space to meet the standardized requirements; if the vector data is vector data, a vector data format conversion tool is used for converting the vector data into a standardized chart data format, wherein if a conversion rule knowledge base is not established in the data, a vector data semantic conversion rule knowledge base design tool is used for formulating element space and attribute information conversion rules to form the vector data conversion rule base, and then the vector data is converted into space and attribute information by using a vector data standardized conversion tool according to the formulated conversion rule knowledge base. And then, performing quality inspection on the data, and performing coordinate transformation, coordinate system correction, reference surface correction, unit conversion and the like by using a data reference correction tool to obtain standardized chart data and store the standardized chart data in a database.
In one possible embodiment of the present application, editing and integrating the standardized chart data to generate the chart representation source data may include the following steps.
Determining the range of a scale interval, wherein the scale interval comprises various scales from large to small; converting the standardized chart data into symbolic expression and annotation expression according to each scale; and generating drawing expression source data according to the symbolized expression and the annotation expression.
In the embodiment of the application, a proportional scale interval can be determined according to production requirements, then, starting from a maximum proportional scale or starting from a minimum proportional scale, the comprehensive granularity index of standardized chart data is determined by taking the maximum proportional scale as an example, and different geometric form elements such as points, lines, surfaces and the like are selected by utilizing an element selection/reverse selection tool and a contour line batch selection tool; then, according to the geometric characteristics, distribution characteristics and the position relation with the surrounding elements of the elements, the operation tools such as element simplification, polygon combination, shaping, topology modification, redrawing line graph, redrawing surface graph, sucking drawing line, sucking drawing surface, dividing surface and the like are utilized to finish the operations of shape simplification, quantity characteristic and quality characteristic summarization, element displacement and the like of the selected elements, then according to the appointed expression rule, the algorithm tools such as expression symbol calculation, waterline interruption, chart making, editing, inhibition point adding, expression erasing, moving point symbol, moving line symbol and the like are utilized to correctly display the elements according to chart symbols through symbol calculation, and then linkage note generation, increment note generation, selection set note generation, note size calculation, elevation note processing, contour note extraction, equal-depth line note extraction and the like are utilized to correctly display the elements according to chart symbols, and linkage note generation, increment note generation, selection set note generation, note size calculation, elevation note extraction, equal-depth line note extraction, And finally, according to the steps, drawing synthesis and expression result data production of each scale are completed. Can be stored in a database after quality check.
In one possible embodiment of the application, generating the paper chart and the electronic chart from the mapping expression source data according to the target requirement may include the following steps.
According to target requirements, carrying out charting expression on charting expression source data according to different expression rules and labeling rules to generate a paper chart; and carrying out data isomerism on the chart expression source data according to the target requirement to generate the electronic chart meeting the international standard.
That is, the chart can be generated according to the symbolic expression and annotation expression data obtained by the above process, and the region range and scale in the target requirement. The drawing finishing elements comprise outline information, longitude and latitude grids and subdivision, chart titles, data acquisition sketch maps and chart index maps, wherein the outline information comprises the factors of chart numbers, small correction information, publishing organs, printing layout description, bar codes, logarithmic scales, linear scales and the like. And generating special symbols which cannot be completed in the drawing expression, such as a tidal chart, a light arc, a national boundary and the like, wherein the symbol generation mode is automatically generated according to the customized rule and can be finely adjusted in the future. So that the mark symbols and the like in the obtained chart are more accurate. Finally, generating a mask, wherein the mask mainly comprises a mark mask, an inter-layer mask and a primitive mask, the mark mask is a mark and line mask, and the inter-layer mask is a symbol and line mask; the primitive mask refers to a mask between the newly added outline finishing elements and lines. And finally, performing quality inspection to obtain a chart product, and performing subsequent printing and the like.
The mask generation mode comprises two modes: generating masks in batches, and realizing automatic wire breaking masks between notes and wires and between symbols and wires; some mask effects which do not meet the publishing requirements are processed by adjusting the mask patterns at a later stage.
Through the embodiment of the application, the data of each step of generating the chart can be stored in the database, when the target requirement is received, the chart can be directly produced according to the related data, the process is simple, the variety of the generated chart products is also various, and the requirements of different users can be met.
As shown in fig. 2, an embodiment of the present application further provides an information-based chart production system, which may include: a bibliographic module 201, a normalization processing module 202, a processing module 203, and a generation module 204.
Specifically, the recording module 201 is configured to record and store and manage original data; the standardization processing module 202 is configured to standardize the raw data to obtain standardized chart data; the processing module 203 is used for editing and integrating the standardized chart data to generate chart expression source data; the generating module 204 is configured to generate a paper chart and an electronic chart from the drawing expression source data according to a target requirement, where the target requirement includes a scale and an area range.
In the embodiment of the application, firstly, a bibliographic module 201 performs bibliographic and storage management on raw data, then a standardization processing module 202 performs standardization processing on the raw data to obtain standardized chart data, a processing module 203 performs data editing and synthesis on the standardized chart data to generate chart expression source data, and finally a generating module 204 generates the chart expression source data into paper charts and electronic charts according to target requirements, wherein the target requirements include a scale and an area range. The embodiment of the application adopts an informationized technical means, data required by chart production are acquired, stored and subjected to standardized processing, then drawing synthesis and expression under various scales are determined, and finally a paper chart and an electronic chart under a specified area and a certain specific scale can be obtained according to a target requirement, namely, the chart can be rapidly obtained through the chart production system, and the chart is diverse in scales, diverse in area range and diverse in product types, so that the chart production process is simple and the products are diversified.
Optionally, the authoring module 201 may be configured to:
acquiring original data; recording original data according to a preset standard; performing quality inspection on the recorded data; and storing the data of which the quality inspection meets the preset standard into a database.
Optionally, the normalization processing module 202 may include: the device comprises a judging unit, a vector processing unit and a converting unit.
Specifically, the judging unit is used for judging the data type of the original data, wherein the data type comprises grid data and vector data; the vector processing unit is used for carrying out vectorization processing on the grid data to obtain standardized chart data if the data is the grid data; and the conversion unit is used for converting the vector data into the standardized chart data if the data is the vector data.
Optionally, the vector processing unit may be configured to: carrying out coarse registration on the grid data; constructing a registration reference network according to the area range and the coordinate network interval; picking up control points according to the registration reference network; and carrying out high-precision registration on the roughly registered grating data according to the control point to obtain standardized chart data.
Optionally, the processing module 203 may be configured to: determining the range of a scale interval, wherein the scale interval comprises various scales from large to small; converting the standardized chart data into symbolic expression and annotation expression according to each scale; and generating drawing expression source data according to the symbolized expression and the annotation expression.
Optionally, the generating module 204 may include: a first generating unit and a second generating unit.
Specifically, the first generating unit is used for carrying out charting expression on charting expression source data according to different expression rules and labeling rules according to target requirements to generate a paper chart; and the second generation unit is used for carrying out data isomerism on the chart expression source data according to the target requirement to generate the electronic chart meeting the international standard.
The informatization chart production system provided by the embodiment of the application can realize each process realized by the method embodiment of fig. 1, and is not repeated here to avoid repetition.
The embodiment of the present application further provides a terminal device, where the terminal device includes a processor, a memory, and a program or an instruction stored in the memory and capable of running on the processor, and when the program or the instruction is executed by the processor, the process of the above-mentioned embodiment of the information-based chart production method is implemented, and the same technical effect can be achieved, and in order to avoid repetition, details are not repeated here.
The embodiment of the present application further provides a readable storage medium, where a program or an instruction is stored on the readable storage medium, and when the program or the instruction is executed by a processor, the program or the instruction implements each process of the above-mentioned embodiment of the informatization chart production method, and can achieve the same technical effect, and in order to avoid repetition, details are not repeated here.
The processor is the processor in the electronic device described in the above embodiment. The readable storage medium includes a computer readable storage medium, such as a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and so on.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element. Further, it should be noted that the scope of the methods and apparatus of the embodiments of the present application is not limited to performing the functions in the order illustrated or discussed, but may include performing the functions in a substantially simultaneous manner or in a reverse order based on the functions involved, e.g., the methods described may be performed in an order different than that described, and various steps may be added, omitted, or combined. In addition, features described with reference to certain examples may be combined in other examples.
Through the above description of the embodiments, those skilled in the art will clearly understand that the method of the above embodiments can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware, but in many cases, the former is a better implementation manner. Based on such understanding, the technical solutions of the present application may be embodied in the form of a software product, which is stored in a storage medium (such as ROM/RAM, magnetic disk, optical disk) and includes instructions for enabling a terminal (such as a mobile phone, a computer, a server, an air conditioner, or a network device) to execute the methods of the embodiments of the present application.
While the present embodiments have been described with reference to the accompanying drawings, it is to be understood that the invention is not limited to the precise embodiments described above, which are meant to be illustrative and not restrictive, and that various changes may be made therein by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. An information-based chart production method is characterized by comprising the following steps:
recording and storing the original data;
standardizing the original data to obtain standardized chart data;
editing and integrating the standardized chart data to generate chart expression source data;
and generating paper chart and electronic chart from the drawing expression source data according to target requirements, wherein the target requirements comprise a scale and an area range.
2. The method of claim 1, wherein said bibliographic and storage management of raw material data comprises:
acquiring original data;
recording the original data according to a preset standard;
performing quality inspection on the recorded data;
and storing the data of which the quality inspection meets the preset standard into a database.
3. The method of claim 1, wherein the normalizing the raw data to obtain normalized chart data comprises:
judging the data type of the original data, wherein the data type comprises grating data and vector data;
if the data is the grid data, vectorizing the grid data to obtain standardized chart data;
and if the data is vector data, converting the vector data into standardized chart data.
4. The method according to claim 3, wherein the vectorizing the grid data to obtain normalized chart data comprises:
performing coarse registration on the grid data;
constructing a registration reference network according to the area range and the coordinate network interval;
picking up control points according to the registration reference network;
and carrying out high-precision registration on the roughly registered grating data according to the control point to obtain standardized chart data.
5. The method of claim 1, wherein said editing and integrating said standardized chart data to generate charting source data comprises:
determining a range of a scale interval, wherein the scale interval comprises a plurality of scales from large to small;
converting the standardized chart data into symbolic expression and annotation expression according to each scale;
and generating drawing expression source data according to the symbolized expression and the annotation expression.
6. The method of claim 1, wherein the generating the cartographic representation source data into paper and electronic charts according to target requirements comprises:
according to target requirements, carrying out charting expression on the charting expression source data according to different expression rules and labeling rules to generate a paper chart;
and carrying out data isomerism on the drawing expression source data according to target requirements to generate the electronic chart meeting the international standard.
7. An information-based chart production system, comprising:
the recording module is used for recording and storing and managing original data;
the standardization processing module is used for standardizing the original data to obtain standardized chart data;
the processing module is used for editing and integrating the standardized chart data to generate chart expression source data;
and the generating module is used for generating the paper chart and the electronic chart from the drawing expression source data according to target requirements, wherein the target requirements comprise a scale and an area range.
8. The system of claim 7, wherein the normalization processing module comprises:
the judging unit is used for judging the data type of the original data, and the data type comprises grating data and vector data;
the vector processing unit is used for carrying out vectorization processing on the grid data to obtain standardized chart data if the data is the grid data;
and the conversion unit is used for converting the vector data into standardized chart data if the data is vector data.
9. The system of claim 8, wherein the vector processing unit is configured to:
performing coarse registration on the grid data;
constructing a registration reference network according to the area range and the coordinate network interval;
picking up control points according to the registration reference network;
and carrying out high-precision registration on the roughly registered grating data according to the control point to obtain standardized chart data.
10. The system of claim 7, wherein the generating module comprises:
the first generation unit is used for carrying out drawing expression on the drawing expression source data according to different expression rules and labeling rules and generating a paper chart according to target requirements;
and the second generation unit is used for carrying out data isomerism on the mapping expression source data according to the target requirement to generate the electronic chart meeting the international standard.
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