special information retrieval 中文意思是什麼

special information retrieval 解釋
專業情報檢索
  • special : adj (opp general ordinary usual)1 特別的,特殊的。2 專門的;專用的;特設的。3 額外的,臨時附加...
  • information : n. 1. 通知,通報,報告。2. 報導,消息,情報。3. 資料,知識,學識。4. 【自動化】信息,數據。5. 【法律】起訴,告發。adj. -al
  • retrieval : n. (可)取回,(可)恢復,(可)挽回;(可)修補,(可)修正,(可)更正;(可)彌補,(可)補償。 beyond retrieval 不能補救的,不能挽回的。
  1. The research of this paper is spread out mainly around 5 aspects : ( 1 ) the description of xmarc information theory system based on xml under network environment ; ( 2 ) the advanced design of field xmarc metadata ; ( 3 ) the foundation of k - s - c special knowledge relation by the identification " keyword + subject + category " ; ( 4 ) the establishment of xmarc theme knowledge automatic indexing and its algorithms ; ( 5 ) the research on knowledge processing method of concept retrieval and the theme classification based on xmarc

    本文主要的工作是圍繞五個方面展開的:建立網路環境下基於xml的xmarc信息描述理論體系,比較設計領域的xmarc元數據,構建以「關鍵詞+主題詞+范疇號」標識的知識關系k - s - c ( keyword - subject - category ) ,建立xmarc主題知識的標引方摘要法及其演算法,提出xmarc主題知識的分類與詞句概念檢索方法。
  2. Increase speed and special structure of web information make some difficulties in its retrieval. search engine is becoming an independent tool now after developed from simple robot search software, single search engine to specialized search engine and meta search engine since it came into being to play up to people " s requirements

    搜索引擎( searchengine )應人們的迫切需求出現以後,經歷了從簡單的機器人搜索軟體( robotsearchsoftware ) 、獨立搜索引擎( singlesearchengine )到專業搜索引擎( specializedsearchengine ) 、元搜索引擎( metasearchengine )的發展歷程,成為人們在web上尋找信息不可或缺的工具。
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