subject retrieval 中文意思是什麼
subject retrieval
解釋
主題檢索-
Logic and retrieval analysis on medical document ' subject indexing
醫學文獻主題標引的邏輯與檢索分析 -
Information linking built by cv present the subject characteristics of information entities over internet. cv acts as information browsing tool and retrieval refining device therefore refresh and deepen user ' s knowledge horizon. application of cv can be divided into function level and technical level with corresponding standard in the wis
受控語言針對web信息內容的主題特徵來建立信息鏈接，通過「用、代、屬、分、參」等規范形式標識信息實體間關系特徵，成為用戶使用因特網信息的瀏覽工具和檢索凈化裝置。 -
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。 -
Then in - depth analysed some key technologies including the webpage content extracting, the website topological structure analysis, the website subject analysis & indexing and the website retrieval. especially, some novety solutions, such as the content extraction methology based on the space length of tags, the website tree construction methology based on the similarty of directory in url, and the website concept methology basd on the structure of website, are proposed. finally on the basis of the algorithms and theory, the intellectual websites retrieval system is built and the experiments proved that it can achieve better results
根據以上研究目的，本文首先分析了智能網站檢索技術的構造與實現，提出了基於主題標引的智能網站檢索系統的系統結構與實現策略，之後對系統中的主題分析、標引與檢索等關鍵技術進行了深入分析，針對主要技術難點重點討論了網頁正文抽取，網站拓撲結構分析，網站主題獲取等相關實現技術，提出了基於標簽間距的正文抽取演算法，基於url目錄相似度的網站結構分析演算法和基於網站結構的網站主題概念獲取演算法等解決方案。 -
The key technology related includes website topological structure analysis, webpage content analysis and subject analysis and index. the research is launched for offering service of automatic searching websites. according to the above - mentioned research purposes, this thesis firstly analyzed the system architecture of intellectual website ' s retrieval
基於主題標引的智能網站檢索（ themeindexingbasedwebsiteretrival ， ttwr ）便是以主題網站（ single - themewebsite ）為檢索目標，結合網站拓撲結構等特有的相關特徵，以主題分析標引技術為核心，為提供自動化的網站檢索服務而開展的相關技術研究。 -
The research on website retrieval will be benefited from the solution of subject analysis, index and retrieval put forward in this thesis. it can avoid the conflict between multi - needs of user and the single - structure of categorization, while overcame some questions that may appear in the traditional information retrieval mode and can offer a series of particular themes tracing and searching service
本文提出的網站主題分析、標引與檢索技術為網站檢索提供了新的解決方案，提供了更適于傳統信息檢索模型與用戶檢索習慣的標引技術，使之避免了傳統分類問題中構建類別體系的單一性與用戶需求的多樣性之間的矛盾，克服了傳統信息檢索與分類模式中可能出現的部分問題，可以提供一系列特定主題的跟蹤、檢索服務。 -
The subject makes an analysis on the theory frame of nowadays video retrieval, add the improvements to the traditional algorithms of printed character recognition, and realize the real - time text detection and character recognition on the complex background
本課題分析了現有的視頻檢索理論框架，並對傳統的文字識別演算法加以改進，實現了視頻幀中復雜背景下的實時文字檢測與數字識別。 -
Subject lists promote the echoness of retrieval and filer the robot ' s harvesting
主題詞表可改善檢索的效率，在信息發現中過濾信息。 -
The author wants to look forward to the latest trend of development in this field by studying the theoretic and practical achievement in information retrieval language both at home and abroad in the time of internet. this paper is made up of five parts. the first part analyses the effects of information retrieval language in network condition ; the second part introduces the achievements in electronic traditional classification and the using of traditional classification in network and in information retrieval tool ; the third part introduces the achievements in electronic traditional subject and the using of traditional subject in network and in information retrieval tool ; the forth part is about natural language processing and natural language retrieval which includes basic principles of natural language processing and the using of information retrieval ; finally, the author points out that the new development of information retrieval language includes metadata and the integration of the classification - subject - natural language
本文主要研究網路環境下信息檢索語言的發展，主要內容包括五部分：第一部分分析了網路環境對信息檢索語言的影響；第二部分是網路環境下分類檢索語言的應用，包括傳統分類法電子化及在網路上的應用，網路信息檢索工具中的應用；第三部分是網路環境下主題檢索語言的應用，包括傳統敘詞表電子化及在網路上的應用，在網路信息檢索工具中的應用；第四部分是自然語言處理與自然語言檢索，包括自然語言處理的基本原理及在信息檢索中的應用，國內外自然語言檢索進展；作者在論文最後指出，在網路環境下信息檢索語言新發展有：元數據研究；分類-主題-自然語言一體化，分析國外一體化系統實例：一體化醫學語言系統umls ，國內一體化系統實例： 《中國財經報刊數據庫》檢索系統；並指出學科?事物概念組配型檢索語言是理想發展模式。 -
Based on comparison and analysis of database contents embodied in five international online retrieval systems in subject and its hiberarchy, this paper puts forward five suggestions that would help to select the right online retrieval system on database resources
本文在對五大國際聯機檢索系統收錄數據庫按學科類別、學科分級分別進行比較分析的基礎上，提出了依據收錄數據庫資源特色來選擇聯機檢索系統的五點建議。 -
Content - based retrieval ( cbr ) as a current seaching means of the urgent demand in multi - media database system has been a subject needed to be researched
按內容檢索是目前多媒體數據庫系統迫切需要的查詢手段，也是急待研究的課題。 -
Subject web information retrieval system design and implemention
信息檢索系統的設計與實現 -
For campus network, cernet, chinanet and internet as " disciplines navigation system for network resources " takes subjects as units. through tapping, collecting, evaluating, classifying and cataloguing all kinds of net academic resources for some subject or correlative scope to open out the content briefly, it can establish classifying and organizing system, dll and effective retrieval system, and then publish them at the website of the library and provide navigating system of induct and retrieval clew for users
基於校園網、 cernet 、 chinanet和internet的「網路資源學科導航系統」是以學科為單元，通過對某一學科領域或與該學科相關的各種網路學術資源的挖掘、搜集、評價、分類、著錄，並對其進行簡要的內容揭示，建立網路資源分類組織體系及動態鏈接的指引庫和高效的檢索系統，發布在圖書館的網頁上，為用戶提供導引和檢索線索的導航系統。 -
The paper introduced the fundamental knowledge related to the subject, studied the component and architecture, and constructed the domain component library based on the constructing process and arithmetic in the domain component library. then the arithmetic of retrieval and matching have been discussed. based on the merits of abd ( stepwise refinement ) and cbd ( building blocks method ), it described the application combined the two kinds of theory in the practice
本文介紹了有關的理論基礎，研究了構件、構架及軟體體系結構，討論了領域構件庫的構建過程及演算法，建立了構件庫，提出了構件庫中構件查詢的檢索及匹配方法，給出了基於構架技術的逐步細化和搭建積木方式的優點，以此為基礎，進行了實際開發研究，描述了運用兩者結合的理論進行開發的過程。 -
This paper explores the necessity, the status quo and the problems on indexing of uncontrolled subject words in cnmarc through the practice of retrieval
摘要通過檢索實踐，分析cnmarc中非控主題詞著錄的必要性，總結非控主題詞著錄的現狀及存在的問題。 -
The study has two parts : one is the study of retrieval module based of concept. that is, on the basis of the characteristic of network education resources and the category of subject, a concept semantic network is built to expand the demand word, including synonymy, relationship and extension
研究分為兩個部分：第一部分是基於概念的檢索系統的研究，就是根據網路教育資源的特點，以教育學科分類為基礎，通過建構概念語義網路以實現對學生查詢請求在概念上的擴展，包括同義擴展、相關聯想和概念拓展。 -
Following points are involved in building a subject knowledge base : firstly, the representation of knowledge ; secondly, the structure of knowledge base ; thirdly, the management of knowledge base ( including the retrieval of knowledge )
建立知識庫涉及到如下幾個方面的問題：一是，關于知識的表示。二是，關于知識庫的構造。三是，關于知識庫的管理（包括知識的獲取） 。
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