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題 名 | Primal-Dual Version Spaces for Acquisition of Disjunctive Concepts |
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作 者 | 洪宗貝; 曾憲雄; | 書刊名 | Journal of Information Science and Engineering |
卷 期 | 14:2 1998.06[民87.06] |
頁 次 | 頁327-345 |
專 輯 | Special Section on Artificial Intelligence |
分類號 | 312.2 |
關鍵詞 | Version space; Incremental learning; Multiple version spaces; Disjunctive concepts; Primal version space; Dual version space; |
語 文 | 英文(English) |
英文摘要 | Among incremental learning strategies, the "version space" learning strategy is one of the most well known. This learning strategy is, however, applicable only to learning conjunctive concepts. When the concepts to be learned are in disjunctive form, the version space learning strategy returns a null version space that cannot correctly represent the desired concepts. In this paper, we present a modification of the original version space strategy that enables learning of disjunctive concepts. The new proposed version-space-based learning strategy, called the "primal-dual version-spaces" learning strategy, learns disjunctive concepts incrementally and without saving past training instances. The correctness of its underlying algorithm is analyzed and proven. |
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