retrieval techniques 中文意思是什麼

retrieval techniques 解釋
檢索技巧
  • 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。
  • techniques : 方法
  1. Not collected, even the most clever retrieval techniques cannot recover them for use in the present.

    如不加以收集，就是最先進的補救技術也不能使它恢復以供當前使用。
  2. Based on discussing the necessity of vocabulary control, this paper mainly analyzes the measures, characteristics and presents new techniques of vocabulary control in natural language retrieval

    摘要本文綜述了自然語言檢索中詞匯控制的必要性、措施，在此基礎上分析了自然語言檢索的特點及發展的新趨勢。
  3. The first chapter of this paper analyses the background and meaning of the establishment of disciplines navigation system for network resources. with the rapid increase of network academic information resource, search engine as the web primary retrieval tool can " t meet the retrieval request of specialty information resources ; traditional cataloging techniques can " t meet the needs of magnanimous network academic resources ; most of the " navigation of networks " established by libraries are the simple link of websites. it lacks the necessary revelation and evaluation of resources content

    本文在第1章分析了網路資源學科導航系統建設的背景和意義：隨著網路學術信息資源的飛速增長，作為web主流檢索工具的搜索引擎難以高效、準確、全面地完成專業信息資源的檢索請求；傳統編目技術也無力承擔海量網路學術資源編目的需求；圖書館所建的「網海導航」多數為對網站（頁）的鏈接，缺乏對資源內容必要的揭示與評價；國內對網路學術資源標準化的研究也相對滯後於國外。
  4. Three - dimensional high - density space / time soundings serve as the main body of data consisting of 3 - hr interval doppler probings, 10 - 30 min rainfall intensity, surface raindrop sizes sampling and gps - guided flight cloud physics detections with output taken at 2 - sec and 200 - m intervals. and specific systems associated therewith are developed for multiple - way communication and data collection and storage, a platform for analysis, retrieval softwares for dominant items and multi - scale cloud models - all constitute a system of techniques for meso to microscale observations and analysis. 2 ) atmospheric water resource and macroscopic rainfall properties in dry periods of spring and autumn of the target region

    以加密觀測的多普勒雷達、 3小時探空、 10 30分鐘雨強、地面雨滴譜等間隔取樣及在gps引導下的飛機雲物理探測等獲取的三維高時空密度的綜合探測為主體；配合專項設計開發的多路通訊採集存貯系統、多類信息的分析處理平臺、主要觀測項目的分析反演軟體，結合多尺度雲系模式，綜合構成層狀雲系中微尺度探測和分析處理技術方法。
  5. Techniques to improving efficiency in information retrieval

    提高文獻檢索效率的幾點措施
  6. 2. defining the entropy space of image and entropy difference, the concept of information entropy is applied to image retrieval. some mathematical properties of entropy are studied, and similarity measurement of image entropy and corresponding algorithm is presented. these techniques can reduce the dimensionality of histogram space from n to l ( n > l ), increase the image retrieval efficiency, and improve the capability of image retrieval system

    將信息論中的信息熵概念引入圖象檢索，定義了圖象墑空間、熵差的概念，研究了圖象熵的性質，探討了基於圖象熵的相似性度量方法和實現演算法，該方法可將n維直方圖空間變為1維，提高了圖象檢索的效率，改善了圖象檢索系統的性能。
  7. A survey on content - based image retrieval techniques

    基於內容的圖象檢索技術
  8. The experiment result proves these three retrieval methods have a good retrieval result and fast retrieval speed, which is low 0. 4 second. there are many deficiencies in current content - based 3d model retrieval techniques

    測試結果表明，三種檢索技術具有比較理想的檢索效果，同時檢索速度比較快，最大檢索時間不超過0 . 4秒。
  9. The text comprises 6 parts : the first part is a review, it mainly elaborates related concept in this field such as information retrieval techniques and their characters, the evaluation of information retrieval result and so on

    全文主要包括六個部分，第一部分為網路信息檢索述評，主要是闡述了網路信息檢索所涉及到的有關概念，如信息檢索技術、網路信息檢索的特點及網路信息檢索效果評價。
  10. However, audio information retrieval techniques did n ' t attract enough researchers ; especially real - time content - based audio information retrieval has been rarely mentioned

    然而，音頻信息檢索的研究一直沒有得到足夠的重視。尤其是基於內容的多模板的實時音頻檢索更是很少被人提及。
  11. Combining the latest information technology and making a forecast for the development of internet information retrieval techniques from all levels of retrieval techniques is another innovation point in the appear

    其獨到之處是結合許多最新的信息技術，從網路信息檢索的各個層面對其發展趨勢進行了預測。
  12. The second part discuss the basic internet information retrieval techniques, such as information push - and - pull technique, data mining technique, information filtering technique, natural language processing technique and so on

    如信息推拉技術、數據挖掘技術、信息過濾技術、自然語言處理技術等等，旨在弄清網路信息檢索的技術支撐，為預測網路信息檢索的發展趨勢作下鋪墊。
  13. The forth part discusses another information retrieval technique - content - based retrieval techniques. it mainly the studies the static graphic retrieval and video retrieval. there are some writer " s new view when analyses the static graphic retrieval

    第四部分分析討論了檢索技術的另一分支? ?基於內容的檢索技術，主要從靜止圖像檢索和視頻檢索兩個方面進行分析研究，尤其是在闡述靜止圖像檢索的檢索時，提出了自己獨到的見解。
  14. With the rapid development of internet, the conflicts between huge digital information on internet and people " s capability of acquiring information is more and more remarkable. so it is urgent and practical to study two internet information retrieval techniques and their developing trends. the paper gives a study on the internet information retrieval including its working reason, retrieval techniques and practical tools and their developing trends

    本文通過對網路信息檢索的基本原理、網路信息檢索的技術及工具、網路信息檢索的現狀等方面進行分析研究，並對網路信息檢索的發展趨勢進行了預測，旨在尋找提高網路信息檢索的手段和方法的有效途徑，並最終提高網路信息的檢索效果，使得網路信息資源得到充分有效地利用。
  15. The information resources and its retrieval techniques of the digital library

    試談數字圖書館的信息資源及檢索技術
  16. This paper focuses on the texture - based image retrieval techniques

    本文主要針對基於紋理特徵的圖象檢索技術展開研究。
  17. The advent of compression standards has led to the proliferation of retrieval techniques in the compressed domain

    隨著各種壓縮標準的推出與普及，人們開始研究直接在壓縮域的圖像檢索技術。
  18. In this thesis, a detailed survey on 3d model retrieval techniques is given firstly, witch include feature extraction, similarity calculation, and database retrieval algorithms

    本文首先對現有的3d模型檢索技術進行了全面的綜述，介紹了這些檢索技術的特徵提取方法、相似度計算、數據庫檢索方法。
  19. First, multi - feature integration is proposed based on the study of single feature image retrieval techniques - color feature of gray histogram, texture feature of wavelet transform and shape feature of invariant moments

    摘要本文在單一檢索的基礎上，對基於灰度直方圖的顏色特徵，基於小波變換的紋理特徵和基於不變矩的形狀特徵進行融合。
  20. This essay makes a survey of the development of research in the field of digital information preservation in china and offers an analysis in terms of concepts, elements that affect information storage and retrieval, techniques and management in digital information preservation

    摘要綜觀我國數字信息保存研究的發展歷程，從機念、影響數字信息存取因素、數字信息保存的技術策略和管理策略等方面進行了綜述。
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