abstraction n. 1.抽象(作用);抽象概念;提取,抽出。 2.出神,發(fā)呆。 3.〔委婉語〕偷竊。 4.不切實際的觀念。 with an air of abstraction 茫然,呆呆地,心不在焉。 n. -ism 【美術】抽象主義;抽象派藝術。 n. -ist 抽象派畫家[藝術家]。
knowledge n. 1.知識;學識,學問。 2.了解,理解;消息。 3.認識。 4.〔古語〕學科。 5.〔古語〕性關系。 book knowledge書本知識。 K- is power. 〔諺語〕知識就是力量。 practical knowledge實際的知識。 secondhand knowledge第二手知識,傳授來的知識。 working knowledge of French 法語知識學到能應用的地步。 I have no knowledge of London. 我對倫敦毫無所知。 It is within your knowledge that ... 這是你所知道的。 The knowledge of our victory caused great joy. 我們獲得勝利的消息傳來,萬眾歡騰。 perceptual knowledge感性認識。 logical [rational] knowledge理性認識。 the theory of knowledge【哲學】認識論。 branches of knowledge學科。 carnal knowledge性經(jīng)驗;【法律】性關系。 come to sb.'s knowledge被某人知道。 common [general] knowledge眾所周知,常識。 grow out of (sb.'s) knowledge被忘掉了。 have some [a general, a thorough] knowledge of 懂得一點,懂得一個大概,精通。 not to my knowledge我知道并不是那樣。 out of all knowledge(變得)認不出來,無法辨認。 to my knowledge據(jù)我知道。 to sb.'s certain knowledge據(jù)某人確知。 to the best of my knowledge據(jù)我所知,就我所知而論(=so far as I know)。 Too much knowledge makes the head bald. 〔諺語〕知識太多老得快。 without sb.'s knowledge 不通知某人,背著某人。
Due to its powerful representation formalism and associated inference mechanism, the method has obvious advantages in knowledge abstraction 由于本體具有清晰的表達語法和繼承規(guī)則,這種方法對于企業(yè)知識的抽取具有明顯優(yōu)勢。
To solve the knowledge abstraction in knowledge sharing and information integration, an ontology-based method which is comprised of the object oriented analyzing ( ooa ), data flow diagram ( dfd ), material flow diagram ( mfd ) to build knowledge system ( ontology repertoire ), and fuzzy clustering to validate it, is proposed 摘要為解決目前企業(yè)中信息共享和集成過程中的知識抽取問題,根據(jù)本體的體系結構提出了一種符合本體規(guī)則的企業(yè)知識抽取的方法,即結合面向?qū)ο蠓治龇椒?、?shù)據(jù)流圖分析方法和物料流圖分析方法構建石化企業(yè)的本體庫,應用模糊聚類的方法對其進行準確性檢驗。