CN118503488A - Ocean survey measurement task illustration method and device based on metadata driving - Google Patents

Abstract

The invention provides a marine survey measurement task illustration method and device based on metadata driving, which is to design a marine survey metadata structure, wherein the metadata structure supports relational and non-relational databases in heterogeneous environments, and the databases are full metadata from an acquired data generation system, a data processing and processing system and a data application reporting system; and the metadata structure includes data entities in the process and logic in the processing of the data entities. The method comprises the following steps: s1, describing structural design of metadata: according to the content of each result data, carrying out metadata database structure design and library initialization, and embedding metadata structure models of each type of data; s2, structural design of service metadata: traffic management metadata comprising: the catalog manages metadata to quickly locate and discover different types of marine environmental outcome information. The technical problem solved by the invention is to normalize various marine survey result data by using metadata and perform graph display on marine survey measurement tasks.

Description

Ocean survey measurement task illustration method and device based on metadata driving

Technical Field

The invention relates to a meta-data-driven marine survey measurement task illustration method and device, and belongs to the technical field of marine survey informatization.

Background

Marine survey measurement is an important means for knowing the ocean and the ocean, and is also the basis for acquiring, processing and applying a ternary system architecture for marine mapping information. The traditional sea investigation category generally refers to that basic data of sea environments such as coastal zone topography, water depth, submarine geology (substrate), ocean gravity, ocean magnetic force, ocean hydrology, ocean weather, ocean acoustics and the like are systematically collected by using a sea investigation technical method, and the characteristics and the spatial distribution of ocean natural resources are basically ascertained. The basic task is to obtain multi-element and high-precision ocean basic information in a perception way, perform quality control and standardization processing on data according to related specification requirements, generate ocean measurement results or drawing pieces, provide basic data for compiling various sea charts, compiling navigation data and the like, and provide support services for ship navigation, ocean development, ocean engineering, ocean research and coastal zone management. Thus, marine survey work is considered as a basis and premise for marine science and technology research, marine resource development and utilization, marine ecological environment protection, marine engineering construction, and marine planning management work.

At present, in the technical guarantee of marine survey measurement, the practical problems of unclear current result data, unclear operation resource base, inefficient task execution and the like exist. Meanwhile, as different task sources exist, investigation data acquired by different sea-related departments and institutions are often overlapped and crossed, and marine investigation measurement task information is lacking in the data transmission process, so that the use efficiency of the existing marine investigation result data is low, and a data management mode for comprehensively planning the marine investigation measurement task is lacking.

Disclosure of Invention

The invention aims to provide a meta-data-driven marine survey measurement task illustration method and device, which solve the technical problems that meta-data is utilized to normalize various marine survey result data and the marine survey measurement task is displayed in an upper diagram.

A marine survey measurement task illustration method based on metadata driving is characterized in that a marine survey metadata structure is designed, the metadata structure supports relational databases and non-relational databases in heterogeneous environments, and the databases are full metadata from an acquired data generation system, a data processing and processing system and a data application reporting system; and the metadata structure includes data entities in the process and logic in the processing of the data entities. The specific process is as follows:

S11, describing the structural design of metadata. According to the content of each result data, carrying out metadata database structure design and database body initialization, and embedding metadata structure models of each type of data, wherein the data types mainly comprise metadata structures supporting data such as water depth, gravity, magnetic force, topography, geomagnetic deflection angle, control points, hydrology, sound profile, side sweep and the like; through the design, the accurate measurement area range and measurement information of the data are obtained, and the data area range is displayed in an upper graph according to the metadata information.

S21, structural design of service metadata. The service management metadata includes: catalog management metadata to quickly locate and discover different types of marine environmental outcome information; job resource management metadata for managing and optimizing resource allocation of the marine survey measurement plan; the operation technology design management metadata is used for designing and standardizing the operation flow and the data processing flow of marine survey measurement, and ensuring the accuracy and consistency of data; the operation project management metadata is used for operating and managing various projects in the marine survey measurement plan; and the dynamic monitoring metadata of the operation tasks are used for monitoring the progress and quality of the marine survey measurement plan in real time and helping to monitor and manage the running condition and the obtained results of the marine survey measurement plan.

Wherein, the catalog management metadata: including the name, description, creation time, update time of the marine environment achievement catalog.

Wherein, the job resource management metadata: including information about various resources, such as vessels, equipment, personnel, etc., that need to be used in the marine survey measurement program, including resource names, descriptions, availability, attribution units, etc.

Wherein, the job technology design manages metadata: including technical design requirements involved in marine survey measurement planning, including measurement methods, data processing flows, quality control requirements, and the like.

Wherein the job item management metadata: including information about each specific item involved in the marine survey measurement program, including item names, descriptions, responsible persons, participants, etc.

Wherein, the job task dynamically monitors metadata: including task dynamic information during the implementation of the marine survey measurement program including task progress, completion, quality assessment, etc.

A marine survey measurement task illustration device based on metadata driving specifically comprises:

the metadata management module is used for providing a standardized interface on the basis of the existing marine survey measurement result database; the method specifically comprises the following steps: the metadata acquisition tool, the metadata database structure construction and the metadata maintenance unit;

The catalog management module is used for creating a system resource catalog structure, classifying the data sources and the map, and managing different types of data under different data catalogs;

The data aggregation module specifically comprises a data conversion unit and a workflow scheduling unit; the workflow scheduling unit provides a workflow scheduling function and is used for defining the execution sequence, the triggering condition and the abnormal logic of a plurality of related tasks;

the entity data interface module is used for setting a management interface which is commonly required and supporting custom expansion;

The operation result management module comprises an interaction platform formed by operation result data, command management and operation personnel; browsing, batch input, batch transfer, quick search, attribute extraction and backup recovery of mapping result data are realized;

The standard document management module comprises a standardized management information system for providing daily management functions such as new addition, modification, replacement, inapplicability, transfer, deletion and the like of marine environment laws and regulations and standard specifications;

based on the illustrated method and device, the invention further provides a marine survey measurement plan and an implementation business guarantee method, the method is supported by taking marine survey metadata and a catalog management module as a basis, management of personnel, materials and equipment is realized, a task technology design preliminary scheme and a task planning diagram are constructed, project progress schemes, progress execution condition analysis, expense execution condition analysis and execution situation analysis are carried out, dynamic monitoring of the task is realized, a target situation diagram and marine environment panoramic display are displayed, and the whole process closed-loop system of overall planning, information management and supervision execution of the marine survey measurement task is ensured. The method comprises the following steps:

S21, job resource management, namely providing resources and information support according to actual service and use requirements of a marine survey measurement service unit, wherein the module comprises personnel management, material management, equipment management and other functions, and covers full-element full-life-cycle operation and management of the resources.

S22, operation technology design management, namely providing general functions and special functions on the basis of the marine environment result metadata and the history information of the catalog database and conforming to relevant technical standard specifications of marine survey measurement so as to support the technical design of marine survey measurement operation. The method is characterized by providing a corresponding tool library, a standard design document library and a standard specification library for technicians according to different operation contents and modes (such as geodetic survey, coastal zone mapping, water depth measurement, gravity measurement, magnetic force measurement, ocean substrate detection, ocean hydrological investigation, ocean meteorological observation, ocean acoustic investigation and the like).

S23, job project management is combined with actual business and use requirements of a marine survey measurement business unit, and support is provided for overall planning, information management and supervision execution of the job project by means of providing hardware infrastructure, a software support platform, data resources, service support and the like. The module comprises the functions of schedule management, schedule execution analysis, expense execution analysis, execution situation supervision and the like, and covers the whole-element and whole-life-cycle operation and management of project management.

S24, dynamically monitoring the operation task, and providing specific functional services such as production process management, situation pushing and situation display for management staff, so that the management staff can timely master the implementation situation of the operation task, make situation judgment and pertinently provide guidance and righting comments.

The invention relates to a meta-data-driven marine survey measurement task illustration method and a meta-data-driven marine survey measurement task illustration device, which have the beneficial effects that: the invention mainly carries out unified management and maintenance on marine survey data of different years and different types to form time sequence data, and carries out space visual presentation to realize the integration of storage management application of data in the same range in different periods, thereby being capable of completely storing and displaying the dynamic and changing conditions of the whole life cycle of metadata, being convenient for tracking the historical data of business operation, supporting query analysis application and data tracing.

Drawings

FIG. 1 is a block diagram of a metadata-driven marine survey measurement task-based method and apparatus of the present invention.

Detailed Description

Metadata is a data paradigm describing data, which describes data by a unified method, and then processes the description result in a unified processing manner. And metadata is often stored statically in a data dictionary, and is described using extensible markup language (Extensible Markup Language, XML). Metadata plays a role in controlling behavior in an interpretation mode in the running process of a program, and is irrelevant to compiling the program. The invention adopts XML to describe a marine survey data structure and a parsing mode, and establishes a marine survey measurement task illustration method and device based on metadata driving.

Ocean survey metadata structure design

The first purpose of the invention is to design the marine survey metadata, and manage the marine survey measurement data and the survey measurement tasks by using the metadata so as to display the marine survey measurement tasks on a map. Mainly including description metadata and service metadata. Descriptive metadata is formed at the stage of data acquisition and processing, so that data retrieval is facilitated. While description metadata may also extend over the life of the data to be applied for maintenance and updating. Business metadata is formed in the process of conducting marine survey mission planning and implementation, so that the management of the progress, personnel equipment and the like of different marine survey mission projects is facilitated.

For the structural design of the metadata database, the relational and non-relational databases in heterogeneous environments are required to be supported, and the databases can be used for collecting the full metadata from the data generation system, the data processing system and the data application reporting system. Including in-process data entities (system, library, table, description of fields) and in-process logic of data entity fabrication processes. The metadata automatic acquisition of various sources is comprehensively guaranteed by adopting the abundant adapters, one-key acquisition and docking are realized, and meanwhile, the quick expansion of the adapters is supported.

1. Description metadata design

And according to the data content of each result, carrying out metadata database structural design and database body initialization, and embedding metadata structure models of each type of data, wherein the data types mainly comprise metadata structures supporting data such as water depth, gravity, magnetic force, topography, geomagnetic deflection angle, control points, hydrology, sound profile, side sweep and the like.

(1) The content of metadata includes picture name, picture number, independent identification, measurement unit, scale, responsible person, measurement time, auditor, area of zone, range of zone (longitude and latitude coordinate string), survey line (longitude and latitude coordinate string), survey point (longitude and latitude coordinate string), water depth value/gravity value/magnetic force value/elevation value, unit, coordinate type, coordinate unit, data format, zone name, project code, southern profile latitude, the Beijing Library profile latitude, east profile longitude, west profile longitude, upper left corner latitude longitude, lower left corner latitude longitude, upper right corner latitude longitude, lower right corner latitude longitude, geographic area. The shp format data of the water depth measurement, the gravity measurement and the magnetic force measurement comprises a drawing number, a Chinese drawing name, a scale denominator, a category, a south drawing latitude, a the Beijing Library drawing latitude, an east drawing longitude, a west drawing longitude, a publishing date, a latest version time, a warehouse-in time and a printing date.

(2) For geomagnetic declination measurement data, generating a declination measurement point achievement table, wherein the data format is a text type, and the metadata content comprises: point number, roll name, location, longitude, latitude, declination D, declination I, horizontal intensity H (nT), vertical intensity Z (nT), total intensity F (nT), and measurement time.

(3) Aiming at the control point data, the measurement results are divided into a sea channel measurement control point result table and a GNSSD-level sea channel measurement control point record. The data format is text type. The sea channel measurement control point result table metadata includes: the measurement area, modulator, calibrator, number, roll call level scale type, point specification storage condition, scale surface true height (m), elevation (m), ordinate X, abscissa Y, latitude B, longitude L, and to what point (coordinate azimuth α, plane side length D (m)). The metadata of GNSSD-level sea-course measurement control point points include roll call, number, construction date, latitude B, longitude L, elevation (H), location, nearest residence and distance, class, geology, viewing environment, traffic conditions, traffic thumbnail (scale), point thumbnail (scale), target altitude and appearance photograph, monument condition and section, monument front photograph, local point-related direction (serial number, roll call, grade, distance (m), azimuth, background, view), unit, burier, renderer, photographer.

(4) The storage format of the remote sensing image data is tiff format, and the metadata comprises picture names, picture numbers, a region area, region areas, a scale, resolution, a measuring unit, measuring time and a time phase.

(5) The storage format of the oblique photography data is osgb format, and the metadata comprises a data name, a data format, a region domain name, a region number, a data production unit name, a contact person, a contact phone, a data acquisition time, a data production method, ground resolution, a coordinate system, a map projection name, a projection central meridian, a coordinate value unit and an elevation reference.

(6) The hydrologic data format is text type, and the metadata content comprises: project name, starting location, length, usage and meaning, unit of measure, type of record, country code, survey organization, survey project, first scientist, survey sea area, survey vessel, voyage number, starting date, ending date, number of stations, station number, section number, longitude identification, latitude identification, positioning instrument, positioning accuracy, observation date, observation time, water depth measurement method, water depth quality indicator, instrument type, observation instrument model, sampling rate, pressure sensor serial number, temperature sensor serial number, conductivity sensor serial number, instrument lowering depth, data handler.

(7) The storage format of the sound section data is text format, and the metadata comprises: the method comprises the steps of drawing names, drawing numbers, measuring area ranges, regional areas, scales, resolution, measuring units, measuring time, measuring point longitude and latitude coordinates, point measuring parameters and measuring line longitude and latitude coordinates.

(8) The side scan data format is xtf/sdf format, and the metadata content includes: the method comprises the steps of drawing names, drawing numbers, measuring area ranges, regional areas, scales, resolution, measuring units, measuring time, measuring point longitude and latitude coordinates, point measuring parameters and measuring line longitude and latitude coordinates.

Through designing the content of the above different types of ocean survey metadata, the accurate area range and measurement information of the data can be obtained, the data area range can be displayed in an upper graph according to the above metadata information, and the data application and subsequent management and maintenance are facilitated.

2. Business metadata design

The business metadata plays an important role in the marine survey measurement plan and the implementation of business guarantee, and can improve the efficiency and quality of the marine survey measurement plan so as to meet the requirements of marine environment protection and utilization.

The catalog management metadata can help to quickly locate and discover different types of marine environment achievement information; the operation resource management metadata can be used for managing and optimizing the resource allocation of the marine survey measurement plan, so that the operation efficiency is improved and the cost is saved; the operation technology design management metadata can be used for designing and standardizing the operation flow and the data processing flow of marine survey measurement, so that the accuracy and consistency of data are ensured; the operation project management metadata can be used for operating and managing various projects in the marine survey measurement plan, so that the operation efficiency and the management precision are further improved; the dynamic monitoring metadata of the operation tasks can be used for monitoring the progress and quality of the marine survey measurement plan in real time and helping to monitor and manage the running condition and the obtained results of the marine survey measurement plan.

(1) Catalog management metadata: including the name, description, creation time, update time, etc. of the marine environment achievement catalog.

(2) Job resource management metadata: including information about various resources, such as vessels, equipment, personnel, etc., that need to be used in the marine survey measurement program, including resource names, descriptions, availability, attribution units, etc.

(3) Job technology design management metadata: including technical design requirements involved in marine survey measurement planning, including measurement methods, data processing flows, quality control requirements, and the like.

(4) Job item management metadata: including information about each specific item involved in the marine survey measurement program, including item names, descriptions, responsible persons, participants, etc.

(5) Job task dynamic monitoring metadata: including task dynamic information during the implementation of the marine survey measurement program including task progress, completion, quality assessment, etc.

The specific service metadata is shown in table 1 below:

TABLE 1

The service metadata can help users to effectively manage and monitor various aspects of the ocean survey measurement plan and implementation through informatization means, so that the service operation efficiency and quality are improved.

(II) device

The technical scheme adopted by the ocean survey measurement task graphic device based on metadata driving is that a metadata management module and an ocean survey measurement plan are constructed, a business guarantee module is implemented, the ocean survey measurement task plan is finely managed and implemented according to the management and application new requirements of ocean survey metadata, the survey measurement task, strength, achievement management and summarization analysis efficiency are effectively improved, each stage of scientific task plan is supported, and specific survey measurement tasks are organized and implemented.

1. Metadata management module

The metadata management module mainly has the functions of providing a standardized interface (tool) on the basis of the existing marine survey measurement result database, combing the existing space standard, coastal zone topography, water depth, submarine geology (substrate), marine gravity, marine magnetic force, marine hydrology, marine weather, marine acoustics, sea chart and other marine environment historical result data, constructing marine environment result metadata and catalogue data sets, uniformly managing metadata, catalogues and related documents, providing functions of inquiring, counting, analyzing, outputting and the like, and providing basic information for the follow-up making of marine survey measurement plans.

(1) Metadata management

Metadata collection tools. The method mainly comprises the steps of analyzing and warehousing metadata, wherein a metadata analyzing and extracting function is built in, marine survey historical target data is selected by using the tool, analyzing and extracting of DMF, CAD and other data is realized, and the data is warehoused in the system.

And (5) constructing a metadata database structure. According to the content of each result data, the metadata database structure design and library initialization are carried out, metadata structure models of each type of data are built in, daily maintenance operations such as adding, modifying, expanding and deleting the models are supported, and management and warehousing of data type metadata structures such as water depth, gravity, magnetic force, topography, geomagnetic deflection angle, control points, hydrology, acoustic profile, side sweep, remote sensing and the like are supported.

Metadata maintenance. The metadata maintenance function is mainly used for supporting manual creation and change of metadata and supporting operations such as addition, modification, expansion, deletion and the like of the metadata; the method can support management of data in different years, store and manage data in the same range in different periods to form time sequence data, support query and screening of years when the front end displays application, can completely store dynamic and changing of the whole life cycle of metadata, is convenient for a user to track historical data of business operation, and supports query analysis application.

(2) Catalog management

The catalog cataloging is mainly to create a system resource catalog structure, so that the classification catalog creation of data sources and maps is facilitated, and different types of data are placed under different data catalogs for management. Catalog standard fabrication includes adding catalog, adding data source, deleting node, saving, importing, exporting, etc.

Accessing by name. The user only needs to provide the name of the file to be accessed to the system, so that the storage position of the specified file on the external memory can be quickly and accurately found. The method supports the name-based access function of the data resource, supports searching according to the file name provided by the system, and supports quick searching of the storage position of the external memory.

And (5) catalog searching. The method has the advantages that the method provides a data catalog management function, realizes catalog retrieval, and can accelerate the retrieval speed of the catalog and increase the access speed of files by a method for organizing a catalog structure by a system. And the retrieval efficiency of the large and medium file systems is improved. And supporting the directory retrieval of the files according to the directory tree structure. And classifying and organizing the files according to the data organization mode to form a result directory tree, so that the user can conveniently and quickly search.

And (5) file sharing. In a multi-user system, multiple users are allowed to share one file. Only one copy of the file can be reserved in the external memory for different users to use, so that a large amount of storage space is saved, the users are facilitated, and the file utilization rate is improved. A file sharing mechanism is set, in a multi-user system, multiple users are supported to share the same file, and a single copy is reserved in the file external memory for different users to use.

Allowing file renaming. The system allows different users to use the same name for different files, so that the users can name and use the files according to own habits. The naming storage of the personal file system in the system is relatively independent, files can be named according to the use habit of a user, the system establishes a personal file indexing mechanism, the user searches the files through indexing, and the index rule searches the files in the library, so that the file sharing of the user is not influenced.

(3) Data aggregation

And (5) data conversion. The method comprises type conversion, field operation, reference conversion, character string processing, character set conversion, null value processing, date conversion, aggregation operation, set value, field segmentation, field merging, character set conversion and the like, and is used for standardizing summarized data. The system supports mapping conversion at each field level, and also supports column-row conversion in addition to the data conversion functions required above.

And (5) workflow scheduling. The system provides workflow scheduling functionality for defining the order of execution, trigger conditions, exception logic, etc. of a plurality of related tasks. Comprehensive management of annual mission plans is supported, including initiation of plans, auditing, and management archiving.

(4) Entity data interface

The system sets a management interface which is commonly required, supports custom expansion under actual conditions, provides a set of convenient custom management interface functions, can meet the requirement of entity data access, and can adapt to different management requirements of users in different periods.

(5) Job outcome management

The interaction platform is composed of operation result data, command management and operators. The functions of browsing, batch input, batch transfer, quick retrieval, attribute extraction, backup recovery and the like of the mapping result data are realized, so that the work result management work is scientific, standard and efficient.

The method supports browsing of mapping achievements, supports displaying of data resource conditions in the form of a data resource list, supports preview pictures of the data resources, and facilitates high-speed browsing of achievement data by command management staff. The method and the device support batch input of data resources, addition of data path folders and automatic searching of corresponding data types in the folders.

(6) Canonical document management

The standardized management information system provides daily management functions such as new addition, modification, replacement, inapplicability, transfer, deletion and the like of marine environment laws and regulations and standard specifications; meanwhile, the method supports the import of the law and regulation and standard specification files of the marine environment and the export of the law and regulation list and the accessories.

2. Ocean survey measurement plan and business guarantee implementation module

The marine survey measurement plan and the business guarantee implementation module are mainly used for improving the marine survey measurement work efficiency, guaranteeing the data quality, improving the decision making capability and realizing task monitoring and feedback. Through the functional support of each sub-module, the work flow can be simplified, the planning and management of resources and projects can be realized, the data quality and decision capability can be improved, and the real-time monitoring and timely feedback of tasks can be realized, so that the efficiency and the achievement quality of marine investigation and measurement work can be improved. The comprehensive system architecture has the innovation points that the comprehensive system architecture realizes omnibearing and full-flow business guarantee through the cooperative work and data integration and analysis of a plurality of submodules, provides real-time monitoring and feedback functions, and improves the working efficiency and the achievement quality.

(1) Job resource management

The design of the operation resource management module function aims at providing resource and information support according to the actual business and use requirements of the marine survey measurement business unit so as to optimize the operation and management of the resource and improve the working efficiency. The module comprises the functions of personnel management, material management, equipment management and the like, and covers the full-element full-life-cycle operation and management of resources.

In terms of personnel management, the system provides personnel information recording and maintenance functions, including personnel basic information, qualification certificates, training records, and the like, so as to quickly inquire and allocate proper personnel resources. Through the personnel management module, each level of business management departments can master the current situation of resources, reasonably allocate personnel resources, plan tasks and organize the action of forces.

In the material management aspect, the system provides recording and management functions of material information, including material inventory, inventory management, purchasing plans and the like. Through the material management module, the business unit can master the stock and the service condition of the material, and ensure timely purchasing and reasonable configuration of the material resource so as to meet the actual operation requirement.

In terms of equipment management, the system provides recording and maintenance functions of equipment information, including equipment inventory, maintenance records, usage status, and the like. Through the equipment management module, the service unit can timely know the state and maintenance condition of the equipment, and ensure the normal operation of the equipment and the execution of maintenance plans so as to ensure the smooth proceeding of marine survey measurement.

(2) Job technology design management

The main function of the operation technology design management is to provide general functions and special functions on the basis of marine environment achievement metadata and historical information of a catalog database and according to related technical standard specifications of marine survey measurement so as to support the technical design of marine survey measurement operation. The module provides a corresponding tool library, a standard design document library and a standard specification library for technicians aiming at different operation contents and modes (such as geodetic survey, coastal zone mapping, water depth measurement, gravity measurement, magnetic force measurement, ocean bottom detection, ocean hydrological investigation, ocean meteorological observation, ocean acoustic investigation and the like).

In the technical design management module, a technician can select an applicable tool library and a standard specification library according to specific operation content so as to ensure that technical design meets the requirements of industry standards and specifications. By providing a corresponding tool library and standard design document library, technicians can more efficiently perform technical design, reduce repetitive work and improve design quality.

Meanwhile, the module also provides a series of functions for management staff, including demand report, job type selection, job resource statistics, expense calculation, automatic planning of job tasks and the like. The manager can utilize the functions to carry out demand management, job type selection, resource statistics and expense measurement according to specific job demands and requirements, so that planning and management of specific job tasks are realized.

Through the operation technology design management module, technicians and management personnel can more conveniently conduct technology design and operation task planning, and the types, resources and expenses related to the operation tasks are clear, so that the standardization and standardization level of the technology design is improved, and the quality and efficiency of marine survey and measurement operation are guaranteed.

(3) Job project management

The design of the job project management aims at combining the actual business and the use requirement of the marine survey measurement business unit, and provides support for the overall planning, information management and supervision execution of the job project by providing means of hardware infrastructure, a software support platform, data resources, service support and the like. The module comprises the functions of schedule management, schedule execution analysis, expense execution analysis, execution situation supervision and the like, and covers the whole-element and whole-life-cycle operation and management of project management.

In terms of schedule management, the system provides scheduling and management functions including task decomposition, time planning, milestone setting, and the like. The progress scheme management module can ensure that tasks are carried out according to a preset progress, coordinate the work of each link and each department, and improve the execution efficiency of the project.

In terms of progress execution analysis, the system provides analysis and monitoring functions of project progress execution conditions, including progress tracking, abnormality early warning and the like. Through the progress execution analysis module, problems and risks in project execution can be found in time, and corresponding measures are taken for adjustment and improvement.

In terms of cost performance analysis, the system provides analysis and monitoring functions performed on project costs, including cost usage, budget control, and the like. Through the expense execution analysis module, the use condition of project expense can be known in time, reasonable allocation and control of the expense are ensured, and resource waste and hyperbranched phenomenon are avoided.

In the aspect of execution situation analysis, the system provides analysis and evaluation functions of project execution situations, including indexes such as workload statistics, progress completion rate and the like. Through executing the situation analysis module, the overall progress situation of the project can be known, and resources and strategies can be timely adjusted so as to ensure smooth project progress.

In terms of execution condition supervision, the system provides supervision and assessment functions for project execution conditions, including problem feedback, supervision checks, and the like. Through the execution condition supervision module, the problems in the execution process can be found and solved in time, and the quality and effect of the project are ensured.

Through the design and the function of the operation project management module, the overall planning, the information management and the supervision execution of the marine survey measurement task can be supported, the project execution efficiency and the result quality are improved, and the smooth implementation of the task and the realization of the target are ensured.

(4) Dynamic monitoring management of job tasks

The design of the dynamic monitoring management of the job task aims at providing specific functional services such as production process management, situation pushing and situation display for management staff, so that the management staff can timely master the implementation situation of the job task, make situation judgment and pertinently provide guidance and righting comments.

In terms of production process management, the module provides management functions for the job task production process. The command manager can monitor the real-time progress of the job task and know the current state, progress and completion of the task. Through the production process management function, the system can track, record and analyze the execution condition of the task, timely adjust the job resources and arrangement and ensure the normal operation of the task.

The condition pushing function is used for pushing the related conditions of the job tasks to a manager through the system. These conditions may include task completion conditions, problem and risk conditions, resource scheduling conditions, and the like. The manager can timely learn the latest condition of the task through the received push information, quickly make judgment and take corresponding actions.

The situation display function visually presents the execution situation of the job task to the manager. Through situation display, a manager can intuitively know the overall execution condition of the task, including task distribution, resource utilization, execution progress and the like. This helps them better perform task analysis and decision making, and timely allocate and optimize resources to ensure completion and quality of tasks.

Through the design and the function of the operation task dynamic monitoring management module, a manager can grasp the implementation condition of the operation task in real time, make condition judgment in time and provide guidance and righting comments according to the needs. This helps to ensure smooth execution of the job task and realization of the target, and improves the job efficiency and the quality of the results.

3. Description of the operational flow

The marine survey measurement plan and implementation business guarantee module is supported on the basis of marine environment achievement metadata and a catalog management sub-module, management of personnel, materials and equipment is achieved through the operation resource management sub-module, a task technology design preliminary scheme and an operation task planning chart are built through the operation technology design management sub-module, project progress scheme, progress execution condition analysis, expense execution condition analysis and execution condition analysis are conducted through the operation project management sub-module, dynamic monitoring of operation tasks is achieved through operation task dynamic monitoring management, the target situation map and marine environment panoramic display are displayed, and the whole process closed-loop system of marine survey measurement task overall planning, information management and supervision execution is guaranteed.

The specific operation flow is shown in fig. 1:

(1) Marine environment effort metadata and catalog management

The system is mainly responsible for managing metadata and catalogues of marine environment achievements, and a basic data resource management platform is constructed. The information flow comprises: data acquisition, data processing, data quality control, data storage, metadata cataloging, data release and the like. The data acquisition refers to data acquisition from each data source, data processing refers to data cleaning, integration, analysis and other operations, and data quality control refers to data quality and error rate guarantee. Metadata catalogues are descriptions of building metadata from existing data resources, including descriptions of data type, time, geographic location, quality, and the like. The data release refers to releasing the processed and quality-controlled data into a directory system, so that other sub-modules can access and use the data conveniently.

(2) Job resource management

Is mainly responsible for managing personnel, materials and equipment. The information flow comprises: personnel management, materials management and equipment management. The personnel management comprises links such as personnel information registration, personnel task allocation, personnel health examination, safety management and the like; the material management comprises links such as material purchase, warehouse management, distribution management and the like; the equipment management comprises the steps of equipment maintenance, equipment use, equipment maintenance and the like.

(3) Job technology design management

Mainly responsible for technical design and planning of job tasks. The information flow comprises: selecting operation type, making technical scheme, selecting tool library, selecting standard specification and the like. The technical scheme making is to make a specific operation scheme according to task requirements and actual conditions, and the specific operation scheme comprises detail schemes such as tool selection, personnel arrangement, time planning, operation flow and the like.

(4) Job project management

Is mainly responsible for the progress and cost management of the job projects. The information flow comprises: progress scheme making, progress execution condition analysis, expense execution condition analysis, execution situation analysis, execution condition supervision and the like. The scheduling scheme is to schedule a specific task schedule according to the task of the job; the progress execution condition analysis refers to monitoring and analyzing the real condition of the task progress; the expense execution condition analysis refers to monitoring and analyzing the actual use condition of the task expense; the situation analysis is performed by constructing a situation map of the task through data analysis so that command management staff can intuitively know the overall progress situation of the task; the supervision of the execution condition refers to timely finding and solving the problems in the execution process and ensuring the quality and effect of the task.

(5) Dynamic monitoring management of job tasks

The method is mainly responsible for dynamically monitoring the job task. The information flow comprises: and links such as production process management, situation pushing, situation display and the like. Wherein, the production process management means monitoring the real-time progress condition of the job task; the situation pushing refers to pushing relevant situations of tasks to a command manager through a system.

Claims (8)

1. A marine survey measurement task illustration method based on metadata driving is characterized in that: the method specifically comprises the steps of designing a marine survey metadata structure, wherein the metadata structure supports relational databases and non-relational databases in heterogeneous environments, and the databases are full metadata from a collected data generating system, a data processing system and a data application reporting system; the metadata structure comprises a data entity in the process and logic in the processing process of the data entity, and the specific process is as follows:

S11, describing structural design of metadata: according to the content of each result data, carrying out metadata database structure design and database body initialization, and embedding metadata structure models of each type of data, wherein the data types mainly comprise metadata structures supporting data such as water depth, gravity, magnetic force, topography, geomagnetic deflection angle, control points, hydrology, sound profile, side sweep and the like; through the design, the accurate measurement area range and measurement information of the data are obtained, and the data area range is displayed in an upper graph according to the metadata information;

S21, structural design of service metadata: the service management metadata includes: catalog management metadata to quickly locate and discover different types of marine environmental outcome information; job resource management metadata for managing and optimizing resource allocation of the marine survey measurement plan; the operation technology design management metadata is used for designing and standardizing the operation flow and the data processing flow of marine survey measurement, and ensuring the accuracy and consistency of data; the operation project management metadata is used for operating and managing various projects in the marine survey measurement plan; and the dynamic monitoring metadata of the operation tasks are used for monitoring the progress and quality of the marine survey measurement plan in real time and helping to monitor and manage the running condition and the obtained results of the marine survey measurement plan.

2. The method according to claim 1, characterized in that: the catalog management metadata: including the name, description, creation time, update time of the marine environment achievement catalog.

3. The method according to claim 1, characterized in that: the job resource management metadata: including various resources that need to be used in a marine survey measurement program, including: related information about ships, equipment, personnel, etc., including resource names, descriptions, availability, home units.

4. The method according to claim 1, characterized in that: the operation technology design management metadata: the method comprises technical design requirements related to marine survey measurement planning, including measurement methods, data processing flows and quality control requirements.

5. The method according to claim 1, characterized in that: the job item management metadata: the information of each specific project involved in the marine survey measurement plan is included, including project names, descriptions, responsible persons and participators.

6. The method according to claim 1, characterized in that: the job task dynamic monitoring metadata: the method comprises task dynamic information in the implementation process of the marine survey measurement plan, including task progress, completion condition and quality assessment.

7. A marine survey measurement task illustration device based on metadata driving specifically comprises:

the metadata management module is used for providing a standardized interface on the basis of the existing marine survey measurement result database; the method specifically comprises the following steps: the metadata acquisition tool, the metadata database structure construction and the metadata maintenance unit;

The catalog management module is used for creating a system resource catalog structure, classifying the data sources and the map, and managing different types of data under different data catalogs;

The data aggregation module specifically comprises a data conversion unit and a workflow scheduling unit; the workflow scheduling unit provides a workflow scheduling function and is used for defining the execution sequence, the triggering condition and the abnormal logic of a plurality of related tasks;

the entity data interface module is used for setting a management interface which is commonly required and supporting custom expansion;

The operation result management module comprises an interaction platform formed by operation result data, command management and operation personnel; browsing, batch input, batch transfer, quick search, attribute extraction and backup recovery of mapping result data are realized;

the standard document management module comprises a standardized management information system for providing daily management functions such as new addition, modification, replacement, inapplicability, transfer, deletion and the like of marine environment laws and regulations and standard specifications.

8. The method is supported on the basis of marine survey metadata described in claim 1 and the graphic device described in claim 7, realizes management of personnel, materials and equipment, builds a task technical design preliminary scheme and a task planning diagram, performs project progress scheme, progress execution condition analysis, expense execution condition analysis and execution situation analysis, realizes dynamic monitoring of a task, displays a target situation diagram and marine environment panorama display, and guarantees the whole closed-loop system of the overall planning, information management and supervision execution of the marine survey measurement task; the method comprises the following steps:

S21, job resource management, namely providing resources and information support according to actual service and use requirements of a marine survey measurement service unit, wherein the module comprises personnel management, material management, equipment management and other functions, and covers full-element full-life-cycle operation and management of the resources;

S22, operation technology design management, namely providing general functions and special functions on the basis of following relevant technical standard specifications of marine survey measurement based on marine environment result metadata and historical information of a catalog database so as to support the technical design of marine survey measurement operation; the method specifically aims at different operation contents and modes, and provides a corresponding tool library, a standard design document library and a standard specification library for technicians; ;

s23, job project management is combined with actual business and use requirements of a marine survey measurement business unit, and support is provided for overall planning, information management and supervision execution of the job project by means of providing hardware infrastructure, a software support platform, data resources, service support and the like; the module comprises the functions of schedule management, schedule execution analysis, expense execution analysis, execution situation supervision and the like, and covers the whole-element whole-life-cycle operation and management of project management;

S24, dynamically monitoring the operation task, and providing specific functional services such as production process management, situation pushing and situation display for management staff, so that the management staff can timely master the implementation situation of the operation task, make situation judgment and pertinently provide guidance and righting comments.