变精度复合粗糙集模型及其应用
针对复合信息系统中的噪声数据以及复合粗糙集近似边界要求严格等问题,对复合粗糙集模型进行了扩展,提出变精度复合粗糙集模型。在该模型中,通过设置阈值参数β（0.5〈β≤1）,定义了基于矩阵方法的变精度复合粗糙集的β-上近似、β-下近似、β-正区域、β-负区域、β-边界区域、β-精确度和β-粗糙度等概念;同时,对变精度复合粗糙集的相关性质进行了研究。最后,通过实例说明了该模型在信息处理中的应用,进一步说明该模型具有一定的容错性,抗干扰能力增强,应用范围扩大。...
Saved in:
| Published in | 计算机应用研究 Vol. 33; no. 11; pp. 3223 - 3227 |
|---|---|
| Main Author | |
| Format | Journal Article |
| Language | Chinese |
| Published |
西北师范大学 计算机科学与工程学院,兰州,730070
2016
|
| Subjects | |
| Online Access | Get full text |
| ISSN | 1001-3695 |
| DOI | 10.3969/j.issn.1001--3695.2016.11.006 |
Cover
| Abstract | 针对复合信息系统中的噪声数据以及复合粗糙集近似边界要求严格等问题,对复合粗糙集模型进行了扩展,提出变精度复合粗糙集模型。在该模型中,通过设置阈值参数β（0.5〈β≤1）,定义了基于矩阵方法的变精度复合粗糙集的β-上近似、β-下近似、β-正区域、β-负区域、β-边界区域、β-精确度和β-粗糙度等概念;同时,对变精度复合粗糙集的相关性质进行了研究。最后,通过实例说明了该模型在信息处理中的应用,进一步说明该模型具有一定的容错性,抗干扰能力增强,应用范围扩大。 |
|---|---|
| AbstractList | TP391; 针对复合信息系统中的噪声数据以及复合粗糙集近似边界要求严格等问题，对复合粗糙集模型进行了扩展，提出变精度复合粗糙集模型。在该模型中，通过设置阈值参数β（0．5＜β≤1），定义了基于矩阵方法的变精度复合粗糙集的β-上近似、β-下近似、β-正区域、β-负区域、β-边界区域、β-精确度和β-粗糙度等概念；同时，对变精度复合粗糙集的相关性质进行了研究。最后，通过实例说明了该模型在信息处理中的应用，进一步说明该模型具有一定的容错性，抗干扰能力增强，应用范围扩大。 针对复合信息系统中的噪声数据以及复合粗糙集近似边界要求严格等问题,对复合粗糙集模型进行了扩展,提出变精度复合粗糙集模型。在该模型中,通过设置阈值参数β（0.5〈β≤1）,定义了基于矩阵方法的变精度复合粗糙集的β-上近似、β-下近似、β-正区域、β-负区域、β-边界区域、β-精确度和β-粗糙度等概念;同时,对变精度复合粗糙集的相关性质进行了研究。最后,通过实例说明了该模型在信息处理中的应用,进一步说明该模型具有一定的容错性,抗干扰能力增强,应用范围扩大。 |
| Abstract_FL | In view of the problem of the noise data in the composite information system,and the strict requirements of approxi-mate boundary in composite rough sets,this paper extended the composite rough sets,proposed variable precision composite rough sets(VPCRS).It introduced the threshold parameterβ(0.5 <β≤1 ),and defined β-upper approximation,β-lower ap-proximation,β-positive region,β-negative region,β-boundary region,β-accuracy and β-roughness and other concepts based on matrix of variable precision composite rough sets.Meanwhile,it studied the relevant properties of the variable precision composite rough sets.Finally,an example illustrated the application of the model in information processing.Further it shows that the model has a certain fault tolerance and enhances the anti-jamming capability,which enlarges the range of application. |
| Author | 赵静 蒋芸 李志磊 胡学伟 |
| AuthorAffiliation | 西北师范大学计算机科学与工程学院,兰州730070 |
| AuthorAffiliation_xml | – name: 西北师范大学 计算机科学与工程学院,兰州,730070 |
| Author_FL | Zhao Jing Li Zhilei Jiang Yun Hu Xuewei |
| Author_FL_xml | – sequence: 1 fullname: Zhao Jing – sequence: 2 fullname: Jiang Yun – sequence: 3 fullname: Li Zhilei – sequence: 4 fullname: Hu Xuewei |
| Author_xml | – sequence: 1 fullname: 赵静 蒋芸 李志磊 胡学伟 |
| BookMark | eNotj89Kw0AYxPdQwbb6EoIgQuL37W623aMU_0HBS-9hs0lqgm40QSQPoIgi9VBQEQRBpOcKHnrwbdbgW5haTwMzP2aYFmmYzESErCO4TAq5lbpJURgXAdBxmJCeSwGFi-gCiAZp_gVzf5m0iiIF4BQlNMmmHT1W0y87e7dvd_b-upo-VB9PP89X35NX-3JrRzf28tPOxtV4skKWYnVcRKv_2iaD3Z1Bb9_pH-4d9Lb7jhYgHO5RqQPJY4xYJFmohQ6B8ggk50KCRB5QpnTYjTXXGHgxwwAZMKpUGCLlrE02FrUXysTKDP00O89NPeinRVqWZTo_hvUfUaNrC1QfZWZ4ltTwaZ6cqLz0RQeYELTbYb9XUmE5 |
| ClassificationCodes | TP391 |
| ContentType | Journal Article |
| Copyright | Copyright © Wanfang Data Co. Ltd. All Rights Reserved. |
| Copyright_xml | – notice: Copyright © Wanfang Data Co. Ltd. All Rights Reserved. |
| DBID | 2RA 92L CQIGP W92 ~WA 2B. 4A8 92I 93N PSX TCJ |
| DOI | 10.3969/j.issn.1001--3695.2016.11.006 |
| DatabaseName | 维普_期刊 中文科技期刊数据库-CALIS站点 维普中文期刊数据库 中文科技期刊数据库-工程技术 中文科技期刊数据库- 镜像站点 Wanfang Data Journals - Hong Kong WANFANG Data Centre Wanfang Data Journals 万方数据期刊 - 香港版 China Online Journals (COJ) China Online Journals (COJ) |
| DatabaseTitleList | |
| DeliveryMethod | fulltext_linktorsrc |
| Discipline | Computer Science |
| DocumentTitleAlternate | Variable precision composite rough sets model and its applications |
| DocumentTitle_FL | Variable precision composite rough sets model and its applications |
| EndPage | 3227 |
| ExternalDocumentID | jsjyyyj201611006 670366287 |
| GrantInformation_xml | – fundername: 国家自然科学基金资助项目; 甘肃省高校研究生导师科研基金资助项目; 2012年度甘肃省高校基本科研业务费专项资金项目; 西北师范大学三期“知识与科技创新工程”科研骨干培育基金资助项目 funderid: (61163036); (1201-16); 2012年度甘肃省高校基本科研业务费专项资金项目; (nwnu-kjcxgc-03-67) |
| GroupedDBID | -0Y 2B. 2C0 2RA 5XA 5XJ 92H 92I 92L ACGFS ALMA_UNASSIGNED_HOLDINGS CCEZO CQIGP CUBFJ CW9 TCJ TGT U1G U5S W92 ~WA 4A8 93N ABJNI PSX |
| ID | FETCH-LOGICAL-c606-4529cb94f1e3e93dc6cd024e0944690914b23acd8fc4c1b5f31b13032aadd1243 |
| ISSN | 1001-3695 |
| IngestDate | Thu May 29 03:54:51 EDT 2025 Wed Feb 14 10:09:48 EST 2024 |
| IsPeerReviewed | false |
| IsScholarly | true |
| Issue | 11 |
| Keywords | 复合粗糙集 变精度粗糙集 approxi-mate operator composite rough sets variable precision rough sets 变精度复合粗糙集 近似算子 variable precision composite rough sets(VPCRS) |
| Language | Chinese |
| LinkModel | OpenURL |
| MergedId | FETCHMERGED-LOGICAL-c606-4529cb94f1e3e93dc6cd024e0944690914b23acd8fc4c1b5f31b13032aadd1243 |
| Notes | 51-1196/TP In view of the problem of the noise data in the composite information system, and the strict requirements of approxi- mate boundary in composite rough sets, this paper extended the composite rough sets, proposed variable precision composite rough sets（ VPCRS）. It introduced the threshold parameter β（0. 5 〈β≤ 1 ）, and defined B-upper approximation,β-lower ap- proximation,β-positive region,β-negative region, β-boundary region, β-accuracy and β-roughness and other concepts based on matrix of variable precision composite rough sets. Meanwhile, it studied the relevant properties of the variable precision composite rough sets. Finally, an example illustrated the application of the model in information processing. Further it shows that the model has a certain fault tolerance and enhances the anti-jamming capability, which enlarges the range of application. Zhao Jing, Jiang Yun, Li Zhilei, Hu Xuewei （School of Computer Science ＆ Engineering, Northwest Normal University, Lanzhou 730070, China） composite rough |
| PageCount | 5 |
| ParticipantIDs | wanfang_journals_jsjyyyj201611006 chongqing_primary_670366287 |
| PublicationCentury | 2000 |
| PublicationDate | 2016 |
| PublicationDateYYYYMMDD | 2016-01-01 |
| PublicationDate_xml | – year: 2016 text: 2016 |
| PublicationDecade | 2010 |
| PublicationTitle | 计算机应用研究 |
| PublicationTitleAlternate | Application Research of Computers |
| PublicationTitle_FL | Application Research of Computers |
| PublicationYear | 2016 |
| Publisher | 西北师范大学 计算机科学与工程学院,兰州,730070 |
| Publisher_xml | – name: 西北师范大学 计算机科学与工程学院,兰州,730070 |
| SSID | ssj0042190 ssib001102940 ssib002263599 ssib023646305 ssib051375744 ssib025702191 |
| Score | 2.044883 |
| Snippet | 针对复合信息系统中的噪声数据以及复合粗糙集近似边界要求严格等问题,对复合粗糙集模型进行了扩展,提出变精度复合粗糙集模型。在该模型中,通过设置阈值参数β（0.5〈β≤1）,定... TP391; 针对复合信息系统中的噪声数据以及复合粗糙集近似边界要求严格等问题，对复合粗糙集模型进行了扩展，提出变精度复合粗糙集模型。在该模型中，通过设置阈值参... |
| SourceID | wanfang chongqing |
| SourceType | Aggregation Database Publisher |
| StartPage | 3223 |
| SubjectTerms | 变精度复合粗糙集 变精度粗糙集 复合粗糙集 近似算子 |
| Title | 变精度复合粗糙集模型及其应用 |
| URI | http://lib.cqvip.com/qk/93231X/201611/670366287.html https://d.wanfangdata.com.cn/periodical/jsjyyyj201611006 |
| Volume | 33 |
| hasFullText | 1 |
| inHoldings | 1 |
| isFullTextHit | |
| isPrint | |
| journalDatabaseRights | – providerCode: PRVEBS databaseName: EBSCOhost Academic Search Ultimate issn: 1001-3695 databaseCode: ABDBF dateStart: 20130901 customDbUrl: https://search.ebscohost.com/login.aspx?authtype=ip,shib&custid=s3936755&profile=ehost&defaultdb=asn isFulltext: true dateEnd: 99991231 titleUrlDefault: https://search.ebscohost.com/direct.asp?db=asn omitProxy: true ssIdentifier: ssib025702191 providerName: EBSCOhost |
| link | http://utb.summon.serialssolutions.com/2.0.0/link/0/eLvHCXMwnV3NaxQxFA_rFsSL32KtygrmYpm6M8lkkmNmd5biwdMKvS3z2bKHbbXbw_auiCL1UFARBEGk4K2Chx78b8bF_8L3MtntoKWosIS3meTl483m_ZJNfiHkLi8KT-TcdQCLxg6yvziSscDhmR_HMoiFm5kNsg_F6iP-YM1fazS-1HYt7YyTlXT3xHMl_2NViAO74inZf7DsXClEgAz2hRAsDOFf2ZhGPpU9qiSNAhp6NIwwJtRUCxQ04MQuCqpN5SyNCozAqFI0UlSFVEJiQbWk2jWJIypDq1lqI4BOYTUrjtkh1LKOa2kE2SOjIUABSxFUdTDLHxlNmraN0QqUz8yOakIfP1i1LtRxGaOUZ6oksT6hXDaqu1RWre3ZJmkGj01yyWxTdNf0BKdhh6pefYGjOnlpR2Pc78VEdQvnbLiueDNmr6VbG3xhbGI1Rw5fg5OcBFNCGSeBZRgOKscUgvv8xApSurZ_I-c27l4gVZmACeYZsuDh4k-TLOiwG_aO0SeAtToboYdEP8ezPaTqF7XhFe8PBH8xH159lwW-uYygAhIcHlZkGrYXzhJqq3__1MojTcjG5mj9MYAfcxZtVMSj9Rps6l8k5-18p6Wrl_cSaexuXCYXZneJtKxruULulXtvp4ffy6PP5adX5evn08M306_vfr5_9uPgY_nhZbn3onz6rTzan-4fXCX9XtTvrDr2Hg8nhemxg3_tp4nihZuzXLEsFWkGyDBvK45rM8rlicfiNJNFylM38QvmJoisvBh8L8BPdo00R5uj_Dpp5TFnmS-CgqUZd6VMCsBgPmhnvuCJLBbJ0rzlg62KrmUwN9wiuWP7YmB_xNuD4fZwMpkMsfeQPFHcOFXDEjmHKasluJukOX6yk98CUDpObtuX4Re_dWY1 |
| linkProvider | EBSCOhost |
| openUrl | ctx_ver=Z39.88-2004&ctx_enc=info%3Aofi%2Fenc%3AUTF-8&rfr_id=info%3Asid%2Fsummon.serialssolutions.com&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.atitle=%E5%8F%98%E7%B2%BE%E5%BA%A6%E5%A4%8D%E5%90%88%E7%B2%97%E7%B3%99%E9%9B%86%E6%A8%A1%E5%9E%8B%E5%8F%8A%E5%85%B6%E5%BA%94%E7%94%A8&rft.jtitle=%E8%AE%A1%E7%AE%97%E6%9C%BA%E5%BA%94%E7%94%A8%E7%A0%94%E7%A9%B6&rft.au=%E8%B5%B5%E9%9D%99+%E8%92%8B%E8%8A%B8+%E6%9D%8E%E5%BF%97%E7%A3%8A+%E8%83%A1%E5%AD%A6%E4%BC%9F&rft.date=2016&rft.issn=1001-3695&rft.volume=33&rft.issue=11&rft.spage=3223&rft.epage=3227&rft_id=info:doi/10.3969%2Fj.issn.1001--3695.2016.11.006&rft.externalDocID=670366287 |
| thumbnail_s | http://utb.summon.serialssolutions.com/2.0.0/image/custom?url=http%3A%2F%2Fimage.cqvip.com%2Fvip1000%2Fqk%2F93231X%2F93231X.jpg http://utb.summon.serialssolutions.com/2.0.0/image/custom?url=http%3A%2F%2Fwww.wanfangdata.com.cn%2Fimages%2FPeriodicalImages%2Fjsjyyyj%2Fjsjyyyj.jpg |