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hierarchy classification造句

"hierarchy classification"是什么意思   

例句與造句

  1. Since scientific papers are usually semi - structural documents , a hierarchy classification model based on the metadata of scientific papers is proposed , where the metadata include the titles , keyword sets , abstracts and so on
    摘要針對科技論文具有半結構化的特點,提出利用科技論文的元數據的多層次分類模型。
  2. At the same time , because general hierarchical is not good on question classification , this paper proposes a new method for chinese question hierarchical classification . this method combines the key class features with the question syntactic features to classify questions . since this method extracts the syntax features and adds syntax information into question classification , at last , the precision of the coarse classes reaches 88 . 25 % and fine classes reaches 73 . 15 % , respectively improves nearly ten percent than the traditional hierarchy classification , proving this method is effective
    本文針對文本分類和問題分類的差別,利用依存分析提取主干和疑問詞及其附屬成分,并結合主干關聯詞對,采用支持向量機分類器,此方法大大減少了問題分類的噪音,突出了問題分類的主要特征,并考慮了詞與詞之間的句法關系,取得了良好效果;同時,針對普通層次分類在問題分類上效果不理想的情況,本文提出了類別主特征結合句法特征的中文問題層次分類新思想,利用句法分析提取分類特征,在問題分類中融入了句法信息,總的準確率達到大類88 . 25 %和小類73 . 15 % ,比傳統的層次分類分別提高了10個百分點,證明了此方法的有效性。
  3. It's difficult to find hierarchy classification in a sentence. 用hierarchy classification造句挺難的

相鄰詞匯

  1. "hierarchs"造句
  2. "hierarchy"造句
  3. "hierarchy and order"造句
  4. "hierarchy browser"造句
  5. "hierarchy chart"造句
  6. "hierarchy control"造句
  7. "hierarchy definition"造句
  8. "hierarchy design"造句
  9. "hierarchy examples"造句
  10. "hierarchy if"造句
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