詞頻 的英文怎麼說

中文拼音 [cíbīn]
詞頻 英文
word frequency
  • 詞 : 名詞1 （說話或詩歌、文章、戲劇中的語句） speech; statement; lines of play 2 （一種韻文形式 起於唐...
  • 頻 : Ⅰ形容詞（次數多） frequent Ⅱ副詞（屢次） frequently; repeatedly Ⅲ名詞1 [物理學] （物體每秒鐘振動...
  1. In fact, the knowledge database is an experiential specialist system, which includes library classification, thesaurus, concordance of class number with descriptor, synonymous dictionary, keywords lists, stop - words lists, etc. after determining the indexing data of web pages, the method of weighted word frequency, which combined with statistical algorithms, is adopted to exercise the subject indexing of chinese web pages

    在確定網頁基本信息標引源的基礎上，中文網頁主題標引運用了基於詞頻的統計加權法；通過與分類號?主題詞對應庫主題詞串的詞面相似度計算，進一步完成中文網頁的賦號標引，即分類標引。
  2. The results have shown in expository text reading, there was word frequency effect and word class effect on fixation duration and fixation pattern

    實驗結果發現，詞頻及詞匯類型對讀者眼球運動型態的影響，會因文體不同而有不同。
  3. The purpose of the present study was twofold : ( a ) to examine the influence of word frequency and word class while online reading chinese, ( b ) to explore the eye movement pattern during text reading process

    本研究利用篇章閱讀的情境，檢驗當說明文與故事體的詞頻相同時，詞頻及詞匯類型對讀者眼球運動型態之影響。
  4. This paper outlines some features from the perspective of the concept of prefabricated phrases and elaborates for the first time the effect advantage in regard of lexicality frequency, semanticality and context, combining mental lexicon access affecting factors

    從預制語塊的概念出發概括了預制語塊的某些特徵，同時結合影響心理詞匯提取的因素首次闡述了預制語塊所具有的詞頻、語義與語境效應優勢。
  5. Test result shows that compared with traditional similarity model of word frequency, the weighted semantic similarity model improves the precision obviously

    實驗表明，本文提出的基於語義樹的加權語義相似度模型與傳統的詞頻相似度模型相比，準確率有明顯提高。
  6. In this thesis, an algorithm based on multiple features for recognition of escherichia coli promoter was proposed. firstly, word frequency method was utilized to extract the content ’ s information of a given sequence, and position weight matrix and hidden markov model were applied to analyze the information on structure, and then this information was input into a classifier

    本文提出了一種基於多特徵的大腸桿菌啟動子判別演算法，即通過詞頻分析獲得序列的組成特徵，利用位置權重矩陣（ pwm ）和隱馬爾科夫模型（ hmm ）獲得序列的結構特徵，然後輸入到一個分類器中進行分類。
  7. 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。
  8. To improve document clustering, a document similarity measure based on cosine vector and keywords frequency in documents is proposed, but also with an input ontology

    為了改進文本聚類的效果，提出了將領域知識本體和文本關鍵詞詞頻相結合的基於餘弦向量的文本相似性測度方法。
  9. A method that combines category - based and keyword - based concepts for a better information retrieval system is introduced. to improve document clustering, a document similarity measure based on cosine vector and keywords frequency in documents is proposed, but also with an input ontology. the ontology is domain specific and includes a list of keywords organized by degree of importance to the categories of the ontology, and by means of semantic knowledge, the ontology can improve the effects of document similarity measure and feedback of information retrieval systems. two approaches to evaluating the performance of this similarity measure and the comparison with standard cosine vector similarity measure are also described

    介紹了一種綜合各層級分類類目和對應關鍵詞來構造概念體系並用於改進信息檢索系統效果的方法.為了改進文本聚類的效果，提出了將領域知識本體和文本關鍵詞詞頻相結合的基於餘弦向量的文本相似性測度方法.該本體面向特定領域，將關鍵詞以不同權值對應于各分類類目，通過其語義知識來改進文本相似性測度以及信息檢索系統的效果.進一步給出了對基於本體的相似性測度方法進行效果評價的2種策略以及該方法與經典餘弦向量測度方法的比較結果
  10. This thesis analyzes the development trend of the research on science subject in china in 2004, by using content analysis methods of obtaining statistics of word - occurrence frequencies

    摘要本文運用詞頻統計的內容分析法，分析我國2004年科學學研究的發展動向。
  11. A text classification method based on term frequency classifier ensemble

    基於詞頻分類器集成的文本分類方法
  12. Analysis of glossary frequency with vsualization based on technology of integration office

    技術的可視化詞頻分析
  13. Neighborhood frequency effect

    鄰近詞頻率效果
  14. Antecedent frequency effects during processing of pronouns on eye movements in reading chinese

    漢語閱讀中先行詞詞頻對代詞加工影響的眼動研究
  15. And, an algorithm for constructing lexical chains based on hownet knowledge database is given

    通過計算詞義相似度首先構建詞匯鏈，然後結合詞頻與區域特徵進行關鍵詞選擇。
  16. This transformation is useful for creating a custom word list based on the input text, complete with word frequency statistics

    此轉換對于創建基於輸入文本並帶有詞頻統計信息的自定義詞列表很有用。
  17. You will not feel tired any more when you learn english. but the effect is the best. you not only learn english but also use english

    Easyread附帶根據各類外語文章所做的詞頻統計，使您在無法準確估計詞匯水平時也能選擇最適合您的初始級別
  18. You will not feel tired any more when you learn english. but the effect is the best. you are not only learning english but also using english

    Easyread附帶根據各類外語文章所做的詞頻統計，使您在無法準確估計詞匯水平時也能選擇最適合您的初始級別
  19. The first step in nntcs is chinese word segmentation on chinese documents. feature terms are selected from documents. term frequencies of each term are recorded

    在nntcs中，第一步是對中文文檔進行漢語分詞，從文檔中抽出特徵詞，並且統計各特徵詞的詞頻。
  20. Applying with method of bibliometrics, from the angle of word frequency distribution of mesh and keywords, the paper had studied author of open paper about medical service quality research. meanwhile, we summarized emphases and hotspot integrating with content analysis and synoptically described, development of medical service quality research as a whole

    主要利用文獻計量學方法從主題詞和關鍵詞詞頻分佈角度對近6年與醫療服務質量管理研究有關的文獻進行了分析，並結合內容分析對近幾年研究的重點和熱點進行歸納，從整體上對醫療服務質量管理研究發展作了概括性的描述。
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