標引短語 的英文怎麼說
中文拼音 [biāoyǐnduǎnyǔ]
標引短語
英文
index phrase-
From linguistics, cognitive psychology and computational linguistics, we searched the base of theory of key phrases ' advantage, defined key phrases, and acquired them by extracting key words labeled by specialist in web pages
本文從語言學、認知心理學和言語習得、計算語言學等方面尋求關鍵短語優勢的理論依據,對關鍵短語進行了界定,通過抽取網頁上專家標引的關鍵詞獲得關鍵短語。In this paper, the word segmentation technology of chinese text classification is debated emphatically. and the method of word segmentation based on the phrase labeling of 2 - gram syntax is put forward combining the method of setting separate - signs and the method based on the statistic of word - frequency, which can recognize the vocabularies which the method based on the dictionary can not manage
對于基於信息過濾的自動分類問題,使用字典分詞並不是一個必須的過程,因而本文提出了基於2元語法短語標引的分詞方法,它將設立切分標志法與基於詞頻統計的方法相結合,可以識別基於詞典方法處理不了的詞匯,如:人名、地名、專業術語等。The ambiguity of automatic indexing has been decreased for special stop - words to be got pretreatment. the time of automatic matching has been shortened by shortest word pushing method. so maximum matching ( mm ) algorithm of automatic indexing has been improved in specifically application field
2 .提出並構建了k一s一c主題概念的語義關系,進而運用於xmarc文本的自動標引,通過預處理特義禁用詞以減少分詞歧義性,採用短詞推進抽詞方法以縮短標引時間,改進了傳統的mm ( maximummatching最大匹配)自動標引演算法。
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