subject database 中文意思是什麼
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On quality control of subject indexing in retrospective database construction
回溯建庫中主題標引的質量控制 -
On the operation of the subject indexing tracing back to in the bibliographic database of marc
談機讀書目數據庫的回溯主題標引工作 -
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。 -
And then, the paper use the measure of literal similarity to classify the chinese web pages, which based on lots of experiential classifying data. then, the author uses borland delphi and visual foxpro to develop an automatic indexing system, which is used to process chinese web pages. the experiential system is composed of web pages text analysis, automatic words extracting, automatic subject indexing, classifying, indexing result confirmation and knowledge database maintenance
隨后，本文利用borlanddelphi 、 visualfoxpro等工具設計並開發了一個包括中文網頁文本信息提取、自動抽詞、自動主題與分類標引、標引結果處理、知識庫維護等功能，用以處理中文網頁信息的自動標引實驗系統；並簡要介紹了系統的設計、工作流程、使用方法及運行條件。 -
Data mining is an important research subject in the field of information technology. it means a process of nontrivial extraction of implicit, previously unknown and potentially useful information from data in databases or datawarehouses. it involves such subject areas as database, artificial intelligence, machine learning and statistics. classification analysis is an important data mining problem
數據挖掘（ datamining ）是信息處理技術研究領域的一項重要課題。它是指從大型數據庫或數據倉庫中提取隱含的、未知的、非平凡的以及有潛在應用價值的信息或模式的過程。 -
A web - based blast is also constructed to facilitate the process. and the contigs and ests sequences are formatted as subject database. by similarity search, about 442 estss were found possibly encoding immune related proteins, such as lysozyme, lectin, serine protease, serpin, thioredoxin, sod and so on
為了方便相似性比對，在由四臺pc機并行組成的機群（ pc - cluster ）上將blast程序和interproscan程序本地化，並且將contig和ests序列文件做成blast程序中的序列庫文件以供搜索。 -
Management information system is a research subject of the database in application domian, and it is a complicated system project
管理信息系統（ mis ）是數據庫在應用領域中的研究課題， mis設計是一個復雜的系統工程。 -
This text makes an example with the construction of refrigerating full text database based on trs platform, and discusses the necessity, the implementation process, the construction pattern and the issues need to pay attention to in the process of building the full text database of characteristic specialized subject
摘要本文以基於trs平臺製冷全文數據庫建設為例，論述了建設特色學科專業全文數據庫的必要性和實現過程、建設模式以及應注意的問題。 -
Subject area database schema options schema generation wizard ssas
主題區域數據庫架構選項（架構生成向導） （ ssas ） -
This paper gives a statistical analysis of the theses on enterprise knowledge management ( ekm ) in the database of cnki from 1997 to 2006, which includes yearly distribution, subject distribution and journal distribution etc
摘要以1999 - 2006年11月間cnki數據庫的「中文期刊全文數據庫」和「中國優秀博碩士學位論文全文數據庫」中收錄的關于企業知識管理的文獻為研究對象，運用文獻計量學的方法，分別進行發表年度分析、主題分析和文章來源分析。 -
Based on a qualitative analysis of the articles on competitive intelligence in china academic journal full - text database ( web ), this article summarizes the actuality and characteristics of competitive intelligence studies and points out the problems in the development through chronological distribution, resources distribution, authors and subject analysed
本文採用文獻計量分析方法，從文章年代分佈、文章來源、著者、主題等角度對《中國期刊全文數據庫》中競爭情報文章進行統計，總結十年來我國競爭情報研究的現狀、特點並發現存在的問題。 -
By the study, it proved gis to be an indispensability means in the hydrological study. it will exert important function on reasonably using real time space distributing information of hydrology and weather obtained by remote sensing technology, conveniently and rapidly updating hydrological subject database, setting up distributing course model that can reflect hydrologic phenomena and discipline, realizing hydrologic forecast real time, linking up the drainage area model, ground water model and surface water model and then establishing the gis of hydrology theme
利用gis技術進行水文模擬，仍有許多難題需逐步解決，模擬精度也有待提高，但是地理信息系統在水文研究中的作用卻顯得日益突出，它將在合理利用水文遙感技術獲得的水文、氣象等實時空間分佈信息，方便快速地更新水文專題數據庫，建立反映水文現象客觀規律的分佈過程模型庫，實現實時水文預報，實現流域地面模型、地下水模型和地表水模型的定位銜接及最終建立水文專題地理信息系統等方面發揮重大作用。 -
The visual scene database modeling is the key and foundation of the research on visual scene system and also one of composition parts of the subject of " research on the visual scene system of multi - mission navigation simulator " of shanghai maritime university
其中視景數據庫建模是視景系統研製的關鍵和基礎，也是上海海運學院「多功能航海模擬器視景系統研究」課題的組成部分之一。 -
Taking gis software ( arc / info and arcview ) and visual foxpro as basic plat, protracted the system maps of land resource, those basic subject maps included land use status map, land types map, soil types map, grade map and soil organic substance map, combing with former summarizing research results, built the spatial basic database of land resource ; based the spatial database, by the means of attribute table manipulation and take the map plot as basic unit to get the subject attributes of basic information, combined with social economy attribute information, built the attribute database ; take the spatial basic database as basic work, by the means of vector piles to get the land resource dynamic movement system maps, included land use status, land types and soil organic substance dynamic movement map
以gis軟體（ arc info 、 arcview ）與visualfoxpro為基礎平臺，繪制完成土地資源的系列圖，包括土地利用圖、土地類型圖、土壤類型圖、坡度圖、土壤有機質圖等基礎專題圖件，結合以前的工作成果，構築土地資源的空間本底數據庫；通過空間疊加分析，得到基礎單元圖斑，採用屬性表操作的方法獲取基礎單元圖斑的專題屬性信息，結合社會經濟屬性信息，建立屬性數據庫；以空間本底數據庫為基礎，採用矢量疊加對比分析的方法，得到土地資源動態變化系列圖，包括土地利用、土地類型、土壤有機質等動態變化圖。 -
However, megablast is computation and i o intensive. it consumes a great deal of memory which is proportional to the size of the query sequences set and subject database sequences set of product. this paper proposes a new strategy for optimizing megablast
隨著基因組測序的進行和序列規模增加，原始兩兩序列比對問題也擴展到有多個序列組成的集合之間的比對，現有的程序存在內存和時間消耗太大的瓶頸。 -
Building the subject database of pig breed
豬養殖專題數據庫的建設 -
Calis and characteristic special subject database construction in university libraries
與高校圖書館特色專題數據庫建設 -
Firstly, according to the real need for cadres ’ selection and cultivation, subject database design is done
第一，根據軍隊幹部選拔和培養工作的實際需要，進行了主題數據庫設計。 -
The most important works are the data integration, the implementation of the basic criterion of information management, the redesign of subject database, the construction of stable global data model, the re - combination of original information resource, rebuilding data environment, constructing integration data environment with subject database, in this way, the integration information system can be then constructed and applied to military oil depot
信息系統集成的基礎與核心是數據集成，即落實信息資源管理基礎標準，重新規劃設計主題數據庫，建立穩定的全域數據模型，重組原有的信息資源，改造雜亂無序的數據環境，建立以主題數據庫為主的數據環境。形成集成化的數據環境，才能建立和運行集成化的信息系統。 -
On the basis of some characteristics and requests about instruction - on - web system of computer center, the thesis produces the whole plan and subject database by some technologies about information system ways and system modeling technology. it introduces the programming model and system structure. at the same time, it looks into the key technology, several key problems encountered during the development
根據計算機基礎部教學網站的特點和要求，通過信息系統開發方法、系統建模等技術手段進行了該系統與總體數據的規劃與設計，在此基礎上運用b s開發模型及系統體系結構提出了一套設計目標及網上教學模式，並對web開發過程中的幾個技術關鍵點進行了分析、探討與實踐。
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