CN103699542A - Natural gas and pipeline technology standard ontology library construction method - Google Patents
Natural gas and pipeline technology standard ontology library construction method Download PDFInfo
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Abstract
The invention discloses a natural gas and pipeline technical standard ontology library construction method, and relates to the technical field of digital data processing devices and pipeline systems. The method comprises (1) determining the domain and range of the body; (2) collecting and analyzing domain information; (3) determining a concept; in the determination of concepts, synonyms are supplemented; (4) establishing a body frame; (5) ontology custom integration, including the reference of existing ontologies, and the integration of new ontologies; (6) determining a concept logic relationship; when the concept logic relationship is determined, the existing ontology is combined; (7) establishing a complete body surface; (8) confirming and evaluating; (9) evolution; participating in (3) determination of concepts and (6) determination of concept logical relations after evolution; (10) and finishing the establishment of the ontology. The ontology base established by the invention can realize efficient standard information retrieval from 'basic field information' to 'important technical indexes'.
Description
Technical field
The present invention is a kind of rock gas and pipe technology standard body base construction method, relates to Digital Data Processing Equipment and piping system technical field.
Background technology
Development along with infotech and network technology, information sharing system is in industry-by-industry widespread use, every profession and trade work efficiency and convenience have greatly been improved, rock gas and pipeline industry are gone on along in industry prostatitis in informationization technology application aspect, along with further developing of business, technology, only provide document level other function such as retrieve, browse and can not meet user's demand, must carry out further excavation and service, to meet consumers' demand.Conventional standard retrieval mode is " elementary field information " retrieval at present, generally only can be by full-text search is retrieved and then realized to standard name, descriptor, can not realize the contrast to same technical indicator in the accurate location of technical indicator and retrieval, various criterion.Sum up, traditional retrieval mode has the limitation of following several respects to the result of use of technical standard.
(1) can not accurately retrieve technical standard content
Traditional database retrieval mode is, by means such as classification, title, summary and descriptors, normative document is carried out to the processing of questions record data, realizes the retrieval to technical standard and technical regulation.But technical indicator generally can be dispersed in different technologies standard and technical regulation, and traditional retrieval mode can only retrieve relevant criterion by bibliographic database, one by one the content of original read technical indicator.But such method is lost time very much, and be difficult to ensure recall ratio.
(2) can not retrieve the technical indicator of various criterion simultaneously, and realize the contrast of the same technical indicator of various criterion.
In retrieving; often there will be the technical indicator of identical product to exist in the standard that international standard, national standard, industry standard, provincial standard and company standard etc. are different simultaneously; user often need to carry out comparative study to the technical indicator of the like products in various criterion, and this is that traditional retrieval mode institute is unappeasable.
It is the recent development direction of Standard Information Searching that standard content extracts with display systems.This novel retrieval mode, by the system of standard technique index being extracted and effectively being organized, can be realized the efficient Standard Information Searching from " elementary field information " to " important technology index ".For the project management personnel, the enforcement personnel that are responsible for oil and gas pipes engineering construction, can realize and utilize key index to control pipe design and construction; For oil and gas pipes operation personnel, managerial personnel, can realize inquiry, contrast operation's parameter, method; For scientific research personnel, can realize the variance analysis of national and foreign standards key index, judgment technology difference, the harmony of each standard room in analysis system.
CN102591878A discloses the method for building up of a kind of technical standard contents extraction and display systems, < < oil planning and design > > the 22nd the 6th phase of volume in 2011 " rock gas and piping standards Development of Management Information System project study " discloses the development plan of a kind of rock gas and piping standards information management system, but this system only can be carried out standard full-text search, cannot realize extraction and the displaying of standard content, also the unexposed construction method of setting up rock gas and piping standards ontology library also, its technology imperfection.
It is a kind of new standard retrieval technology that standard content extracts with display technique, has no the business database with this technological development at present abroad.At home, only have Chinese Industrial Standards (CIS) research institute that standard content is extracted with display technique Preliminary Applications in the national standard of food, agricultural product, industry standard, and built corresponding extraction and display systems platform, realize the extraction of standard content index and displaying.Do not see at present the method for building up of rock gas and the extraction of pipe technology standard content and display systems both at home and abroad.
Oil and gas pipes standard ontology library is exactly normalized objects, can contain all effective searching object occurring in rock gas and piping standards, and can define the position of different Ontologies and the affiliated relation between them by ontology library, can play a supporting role to the retrieval of standard content index.
Realize rock gas and piping standards technology contents and extract and just show and must conclude the also relation between clear and definite each object to the standard object in technical standard, and then form unified search rule and can realize pinpoint effective retrieval point set.In addition along with rock gas and pipe technology standard, to the supporting role of business, more and more stronger and standard is that the scope of application is more and more wider, setting up unification, standard, complete normalized objects is the active demand that becomes user of ontology library, and by rock gas and pipeline realm information shared with integrating process in play important effect.Yet still do not have ready-made ontology library to use at present, thereby and do not extract through retrieval the effective method that standard object is set up ontology library yet.
Therefore rock gas and piping standards are decomposed and the extraction of core standard object and then to build ontology library be to realize that standard content extracts and the basis of displaying.
Summary of the invention
The object of the invention is to invent a kind ofly realize efficient Standard Information Searching from " elementary field information " to " important technology index ", be easily understood feasible, can effectively decompose, extract rock gas and piping standards object, build unified, complete rock gas and pipe technology standard body base construction method.
The present invention is the construction method of ontology library in rock gas and the extraction of pipe technology standard content and display systems, and the method for building up of rock gas and the extraction of pipe technology standard content and display systems as shown in Figure 1, mainly comprises the following steps:
(1) use optical character identification (OCR) instrument to carry out in full digitizing processing to rock gas and piping standards document, make normative document digitizing;
(2) set up rock gas and piping standards ontology library, style storehouse, bibliographic database;
(3) set up rock gas and piping standards content data base;
(4) development of natural gas and piping standards contents extraction and display systems platform, extract, show and contrast for standard content.
Concrete establishment step is:
(1) according to normative document digital standard, definite rock gas and piping standards are carried out after full-text digital, comprise that identification is examined and revised with quality to literature content simultaneously, standard can be edited, meet and extract and displaying demand;
(2) set up rock gas and piping standards ontology library, rock gas and piping standards bibliographic database, rock gas and piping standards style storehouse, these three databases be established as process arranged side by side, do not interfere with each other;
1. set up rock gas and piping standards ontology library: rock gas and piping standards Subject Concept are carried out to analytic induction, concept connotation for main body classification, according to the subordinate relation between the normalized objects of enumerating in the Query Result of professional knowledge and normative document, carry out Ontological concept analysis, define the concept system and the hierarchical relationship thereof that in standard, occur, set up rock gas and piping standards ontology library;
2. set up rock gas and pipeline style storehouse: rock gas and piping standards document are classified, conclude the structured message of standard; According to the normative document of same structure, carry out the analysis of normative document style, take out key concept and feature Terminology thereof wherein, set up style storehouse;
3. rock gas and piping standards bibliographic database: for rock gas and pipe technology standard, carry out the conclusion of standard technique index analysis, technical indicator system is carried out to terminology and conceptual relation research, carry out standardization and system construction and the index of technical indicator concept, carry out the index of normative document technical indicator, carry out classification and the sign of style element, Criterion technology index data storehouse, sets up the auxiliary data bases such as Liang Yu unit; Take the Chinese standard name in received text, English standard name, standard No., type, technical field technique direction, employing relation, replacement relation, by information such as replacement relation, citing document, standard state, project verification date, date issued, implementation date, confirmation date, significance level classification, specified administrative department, drafting unit, summary, Chinese descriptor, English key word, translation, remarks, texts, be basis, Criterion bibliographic database;
(3) set up rock gas and piping standards content data base
The same step of original standards system table (2) ontology library of setting up, bibliographic database, three, style storehouse database, form rock gas and piping standards content data base;
(4) development of natural gas and piping standards contents extraction and display systems platform, this system is except general searching system function, as functions such as basic searching function, management function, online feedback function, help function, but also should there is standard content index search function, standard index machining functions.
Described rock gas and piping standards ontology library build flow process as shown in Figure 2, for:
(1) determine field and the scope of body;
(2) Collection and analysis of realm information;
(3) concept determines; In the determining of concept, supplement synonym;
(4) set up body frame;
(5) body is self-defined integrated, comprises quoting of existing body, and new body is integrated;
(6) determine concept logic relation; Determine when concept logic is related to, be in conjunction with existing body;
(7) set up this complete body surface;
(8) confirm and evaluate;
(9) evolve; After evolving, participate in determining with (6) of (3) concept and determine concept logic relation;
(10) completing body sets up.
Described rock gas and piping standards ontology library build flow process and are specially:
(1) determine field and the scope of ontology library: the ontology library that clearly build is by the professional domain covering, object, effect and the application of body;
(2) Collection and analysis of realm information: fully understand this domain knowledge by collecting oil and gas pipeline realm information; Information source comprises expert, books, standard, network and other body;
(3) determining of concept: after fully understanding rock gas and pipeline domain knowledge, determine the relation between concept and concept in this field, express with accurate term, through domain expert's confirmation, as the Core Set of Concepts of domain body.The requirement that substantially should meet has:
1. definite concept and relation must be domain-specifics; The border in field is fuzzy often, need determine according to the actual requirements the concept that border comprises;
2. the term adopting is wanted accurately, and implication should have uniqueness;
3. to each term, there are corresponding natural language description and synonym to supplement;
(4) set up ontology library framework; For a large amount of concept in the field arranging in step (3), they are divided into groups according to certain logic rules, form different particular specialty fields, in the concept of same little career field, its correlativity should be more intense; In addition, to the importance of each concept wherein, to assess, select key term, abandon that those are unnecessary or exceed the concept of territory, the knowledge in the field that gives expression to of as far as possible accurately simplifying;
(5) ontology library is self-defined integrated; Create ontology library can be self-defined, can be also reusing of ontology library existing in field; While reusing ontology library, should be noted that and check meta-ontology storehouse, select with semanteme in own conceptual model with realize consistent term definition; The gordian technique wherein relating to is the mapping of body; For each integrated ontology library, should determine its meta-ontology storehouse, terminology, the description of formal ontology library and be integrated in the attributes such as position in own ontology library;
(6) determine concept logic relation; Main take professional knowledge with scientific classification as basis, according to the subject indexing method in taxonomy and classification, determine the logical relation of concept;
(7) set up complete ontology library; Rock gas and piping standards ontology library and normative document are effectively retrieved to a combination, thereby form the frame system of a domain knowledge, obtain the framed structure of field ontology library;
While setting up rock gas and pipeline body storehouse, body is divided should follow following primitive rule: a) the extension sum of each subitem should equal the extension of female; B) each subitem of dividing, its extension should be repelled mutually; C) each division should be undertaken by identity principle; D) divide should by level step by step, from high to low, go from the simple to the complex and carry out, should be combined with pipeline main business thickness in conjunction with rock gas; E) answer continuous updating to supplement;
The division of classification should be given prominence to main business with setting, by the larger classification of content relevance, should close on setting as far as possible; For some, without exclusive class, and the comprehensive basic standard with general directive significance can arrange separately respectively class according to content; The technical requirement lower floor classification of last layer time classification all will meet;
(8) confirm and evaluate: ontology library should have correctness, consistance, extensibility and validity;
(9) evolve: in use need ontology library to constantly update, the mode that ontology library is evolved can be integrated new ontology library or define new concept and relation;
(10) completing ontology library sets up.
Beneficial effect of the present invention:
The present invention is that the construction method of rock gas and piping standards ontology library has been obtained following beneficial effect:
(1) the present invention is easily understood feasiblely, can effectively decompose, extract rock gas and piping standards object, builds unified, complete ontology library;
(2) ontology library that the present invention builds is applied to accurate location and the retrieval that set that rock gas and piping standards contents extraction and display systems can be used as effective retrieval point realizes technical standard content, the efficient Standard Information Searching of realization from " elementary field information " to " important technology index ";
(3) the present invention extracts body is accurate, unique, science, can be used as a terminological data bank part, and the information sharing in rock gas and pipeline field is played an important role with exchanging.
Accompanying drawing explanation
Fig. 1 rock gas and piping standards contents extraction and display systems Establishing process figure
Fig. 2 ontology library builds process flow diagram
Embodiment
Embodiment. this example is an experimental technique, and its flow process is as shown in Figure 2.
This example mainly comprises the following steps:
(1) determine field and the scope of body;
(2) Collection and analysis of realm information;
(3) concept determines; In the determining of concept, supplement synonym;
(4) set up body frame;
(5) body is self-defined integrated, comprises quoting of existing body, and new body is integrated;
(6) determine concept logic relation; Determine when concept logic is related to, be in conjunction with existing body;
(7) set up this complete body surface;
(8) confirm and evaluate;
(9) evolve; After evolving, participate in determining with (6) of (3) concept and determine concept logic relation;
(10) completing body sets up.
This routine diagram of system is as following table:
Table 1 body table sample example
This example is through on probation, the rock gas of setting up and pipeline body extractive technique are through the body that can effectively extract rock gas and pipeline field on probation, by the extraction work of system, form rock gas and pipe technology domain knowledge bulk system, be applied to rock gas and piping standards contents extraction and display systems, can realize accurate location and retrieval to technical indicator in standard content; In result for retrieval, directly show in needed standard retrieval perhaps technical indicator, and do not need user to read document in the whole text, searching needs information, thereby has improved recall precision; Can realize the standard body retrieval that technical indicator is relevant; When search criteria, can, by upper login, when retrieving specific criteria technical indicator, also can retrieve other relevant criterion.
Claims (2)
1. rock gas and a pipe technology standard body base construction method, is characterized in that flow process is:
(1) determine field and the scope of body;
(2) Collection and analysis of realm information;
(3) concept determines; In the determining of concept, supplement synonym;
(4) set up body frame;
(5) body is self-defined integrated, comprises quoting of existing body, and new body is integrated;
(6) determine concept logic relation; Determine when concept logic is related to, be in conjunction with existing body;
(7) set up this complete body surface;
(8) confirm and evaluate;
(9) evolve; After evolving, participate in determining with (6) of (3) concept and determine concept logic relation;
(10) completing body sets up.
2. rock gas according to claim 1 and pipe technology standard body base construction method, is characterized in that building flow process and be specially:
(1) determine field and the scope of ontology library: the ontology library that clearly build is by the professional domain covering, object, effect and the application of body;
(2) Collection and analysis of realm information: fully understand this domain knowledge by collecting oil and gas pipeline realm information; Information source comprises expert, books, standard, network and other body;
(3) determining of concept: after fully understanding rock gas and pipeline domain knowledge, determine the relation between concept and concept in this field, express with accurate term, through domain expert's confirmation, as the Core Set of Concepts of domain body.The requirement that substantially should meet has:
1. definite concept and relation must be domain-specifics; The border in field is fuzzy often, need determine according to the actual requirements the concept that border comprises;
2. the term adopting is wanted accurately, and implication should have uniqueness;
3. to each term, there are corresponding natural language description and synonym to supplement;
(4) set up ontology library framework; For a large amount of concept in the field arranging in step (3), they are divided into groups according to certain logic rules, form different particular specialty fields, in the concept of same little career field, its correlativity should be more intense; In addition, to the importance of each concept wherein, to assess, select key term, abandon that those are unnecessary or exceed the concept of territory, the knowledge in the field that gives expression to of as far as possible accurately simplifying;
(5) ontology library is self-defined integrated; Create ontology library can be self-defined, can be also reusing of ontology library existing in field; While reusing ontology library, should be noted that and check meta-ontology storehouse, select with semanteme in own conceptual model with realize consistent term definition; The gordian technique wherein relating to is the mapping of body; For each integrated ontology library, should determine its meta-ontology storehouse, terminology, the description of formal ontology library and be integrated in the attributes such as position in own ontology library;
(6) determine concept logic relation; Main take professional knowledge with scientific classification as basis, according to the subject indexing method in taxonomy and classification, determine the logical relation of concept;
(7) set up complete ontology library; Rock gas and piping standards ontology library and normative document are effectively retrieved to a combination, thereby form the frame system of a domain knowledge, obtain the framed structure of field ontology library;
While setting up rock gas and pipeline body storehouse, body is divided should follow following primitive rule: a) the extension sum of each subitem should equal the extension of female; B) each subitem of dividing, its extension should be repelled mutually; C) each division should be undertaken by identity principle; D) divide should by level step by step, from high to low, go from the simple to the complex and carry out, should be combined with pipeline main business thickness in conjunction with rock gas; E) answer continuous updating to supplement;
The division of classification should be given prominence to main business with setting, by the larger classification of content relevance, should close on setting as far as possible; For some, without exclusive class, and the comprehensive basic standard with general directive significance can arrange separately respectively class according to content; The technical requirement lower floor classification of last layer time classification all will meet;
(8) confirm and evaluate: ontology library should have correctness, consistance, extensibility and validity;
(9) evolve: in use need ontology library to constantly update, the mode that ontology library is evolved can be integrated new ontology library or define new concept and relation;
(10) completing ontology library sets up.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104850664A (en) * | 2015-06-09 | 2015-08-19 | 北京理工大学 | PDM based mechanical processing domain ontology constructing method |
| CN111709237A (en) * | 2020-06-04 | 2020-09-25 | 中国地质大学（北京） | Logic structure tree construction method based on expert knowledge of geoscience branch discipline |
| CN112560471A (en) * | 2019-09-26 | 2021-03-26 | 北京国双科技有限公司 | Method and system for acquiring related words of professional words |
| CN113377926A (en) * | 2021-06-28 | 2021-09-10 | 中国标准化研究院 | Construction method of registration meta-model of quality information ontology evolution |
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| US20080140684A1 (en) * | 2006-06-09 | 2008-06-12 | O'reilly Daniel F Xavier | Systems and methods for information categorization |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104850664A (en) * | 2015-06-09 | 2015-08-19 | 北京理工大学 | PDM based mechanical processing domain ontology constructing method |
| CN112560471A (en) * | 2019-09-26 | 2021-03-26 | 北京国双科技有限公司 | Method and system for acquiring related words of professional words |
| CN111709237A (en) * | 2020-06-04 | 2020-09-25 | 中国地质大学（北京） | Logic structure tree construction method based on expert knowledge of geoscience branch discipline |
| CN113377926A (en) * | 2021-06-28 | 2021-09-10 | 中国标准化研究院 | Construction method of registration meta-model of quality information ontology evolution |
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