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題名 AN IMPROVED KNOWLEDGE-ACQUISITION STRATEGY BASED ON GENETIC PROGRAMMING
作者 陳春龍
Kuo, Chan-Sheng;Hong, Tzung-Pei;Chen, Chun-Lung
貢獻者 資管系
日期 2008
上傳時間 12-Feb-2015 14:44:48 (UTC+8)
摘要 Knowledge acquisition can deal with the task of extracting desirable or useful knowledge from data sets for a practical application. In this paper, we have modified our previous gp-based learning strategy to search for an appropriate classification tree. The proposed approach consists of three phases: knowledge creation, knowledge evolution, and knowledge output. In the creation phase, a set of classification trees are randomly generated to form an initial knowledge population. In the evolution phase, the genetic programming technique is used to generate a good classification tree. In the output phase, the final derived classification tree is transferred as a rule set, then outputted to the knowledge base to facilitate the inference of new data. One new genetic operator, separation, is designed in this proposed approach to remove contradiction, thus producing more accurate classification rules. Experimental results from the diagnosis of breast cancers also show the feasibility of the proposed algorithm.
關聯 Cybernetics and Systems: An International Journal,39(7),672-685
資料類型 article
DOI http://dx.doi.org/10.1080/01969720802257881
dc.contributor 資管系
dc.creator (作者) 陳春龍zh_TW
dc.creator (作者) Kuo, Chan-Sheng;Hong, Tzung-Pei;Chen, Chun-Lung
dc.date (日期) 2008
dc.date.accessioned 12-Feb-2015 14:44:48 (UTC+8)-
dc.date.available 12-Feb-2015 14:44:48 (UTC+8)-
dc.date.issued (上傳時間) 12-Feb-2015 14:44:48 (UTC+8)-
dc.identifier.uri (URI) http://nccur.lib.nccu.edu.tw/handle/140.119/73505-
dc.description.abstract (摘要) Knowledge acquisition can deal with the task of extracting desirable or useful knowledge from data sets for a practical application. In this paper, we have modified our previous gp-based learning strategy to search for an appropriate classification tree. The proposed approach consists of three phases: knowledge creation, knowledge evolution, and knowledge output. In the creation phase, a set of classification trees are randomly generated to form an initial knowledge population. In the evolution phase, the genetic programming technique is used to generate a good classification tree. In the output phase, the final derived classification tree is transferred as a rule set, then outputted to the knowledge base to facilitate the inference of new data. One new genetic operator, separation, is designed in this proposed approach to remove contradiction, thus producing more accurate classification rules. Experimental results from the diagnosis of breast cancers also show the feasibility of the proposed algorithm.
dc.format.extent 137 bytes-
dc.format.mimetype text/html-
dc.relation (關聯) Cybernetics and Systems: An International Journal,39(7),672-685
dc.title (題名) AN IMPROVED KNOWLEDGE-ACQUISITION STRATEGY BASED ON GENETIC PROGRAMMING
dc.type (資料類型) articleen
dc.identifier.doi (DOI) 10.1080/01969720802257881en_US
dc.doi.uri (DOI) http://dx.doi.org/10.1080/01969720802257881 en_US