最后,从技术、应用和服务模式归纳出引文数据库的发展趋势。
Finally, the author sums up the trends of citation database with respect to the technology, application and service mode.
论述和分析了引文数据库的基本情况,及其主要应用和发展趋势。
The basic situation, main applications and future development of citation databases are described and analyzed.
本文的研究工作和结果包括:(1)对建立行业专利引文数据库的原则和标准进行了研究;
The study of this dissertation work and results include:(1)The establishment of industries patent citation database principles and standards were studied;
本文在此背景下,提出建设中国专利引文数据库的总体设计方案,以及数据库开发应用的前景。
This article aims at bringing up the whole project and applicable prospect about building "Chinese Patent Citation Database".
通过对我国中文医学期刊引文现状的调研,提出建立医学期刊引文数据库的指导原则和实现方法。
By investigation of current status of Chinese medical journal citations in China, it puts forward the guiding principle and implementation method for establishing the database.
方法依据《中国生物医学期刊引文数据库》(CMCI),采用文献计量学方法对该刊1999—2004年载文被CMCI来源期刊引用的情况进行统计分析及评价。
Methods With the database of Chinese Medical citation Index (CMCI), the citation analysis was used to analyze the distribution of the cited original articles published in the CJP from 1999 to 2004.
使用新文档更新索引数据库的代理目前速度很慢,且未进行优化,通过添加一对跟踪字段到索引文档中就可以解决这一问题。
The agent that updates the index database with new documents is currently rather slow and is not optimized, which can be fixed by adding a couple of tracking fields to the index documents.
每一个索引文档也具有多值字段unid,其中包含与为该索引文档分配的关键字相匹配的源数据库中的所有文档的UNID。
Each index document also has multi-value field UNIDs, which contain the UNIDs of all documents in the source database that match the keyword assigned for that index document.
首先采取随意安排的策略将数据库索引文件放到SSD存储上,但是这样做只获得不多的性能提升(不超过2倍)。
We started with a blind placement strategy of putting the database index files on SSD storage, but that generated only a modest improvement (less than 2x).
在此索引文档中,脚本识别源数据库中源文档的UNID。
In that index document, the script identifies the UNID of the source document in the source database.
本文讨论了《科学引文索引》数据库的检索技术。
The article discussed the searching methods of Science Citation Index Database.
数据质量控制是数据库建设中的重要环节,同样地,在引文索引中标引词的质量也非常重要。
Data quality Control is an important tache in database construction, the same as the quality of key word in citation index.
对德国《数学文摘》数据库及其快速检索、高级检索、命令式检索、引文查询功能做了较详细的介绍与分析,并对其收录、评论情况做了较细致的描述。
Its function of search, advanced search, command search, and citation checker are introduced and analysed, and the elaborate status of selection and review are described.
本文实现的排序算法是迭代法和数据库的直接查询法,它可有效实现将文献按引文被引频次排序,以及对文献的刊物来源的统计。
The arrangement calculation method is the direct inquiring ways in the data base, it can arrange the documents according to the quoted frequency and count the sources of the articles.
研究了在一个已建成的文献数据库的基础上用出版物组合代码连接扩展贴补引文索引的方法。
Based on the CCDOC bibliographic database, a method linking citation data to this database through the combined codes between publication, year, page, volume and number is studied.
数据库中的每条信息都有完整的引文目录、索引词和文摘号号,99%的记录有英文文摘。
Each Geobase record contains full bibliographical citation, indexing terms and codes, and almost 99% of records contain abstracts.
文中对基于关系数据库、面向对象数据库、索引文件、压缩文件的存储模型进行了详细地论述。
In the paper storage models based on relation database, object-oriented database, index files, compressed files are discussed in detail.
文中对基于关系数据库、面向对象数据库、索引文件、压缩文件的存储模型进行了详细地论述。
In the paper storage models based on relation database, object-oriented database, index files, compressed files are discussed in detail.
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