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- Text Retrieval Model Based on Inference Network 基于推理网络的文本检索模型
- text retrieval model 文本检索模型
- Case retrieval model directly impacts Case-Based Reasoning(CBR). 事例检索模型直接影响基于事例推理(Case-BasedReasoning,CBR)的结果。
- A computer-based text retrieval system that enables the user to provide access to or gain information related to a particular text. 超文本一种计算机的文本查寻系统,此系统能够给使用者提供与某一特定文本相关的信息
- This paper studies information distribution on Web documents. According to the study of the characteristics of text content, inner-link anchor, link anchor text and URL, new searching strategies are proposed to improve the information retrieval model. 本文通过对Web文本中信息分布特性的考察,重点研究了网页内容、网页内向链接结构、网页链接文字和URL四个部分的信息特征,并针对每种特性的信息分布,提出新的检索策略,是对传统信息检索模型的一种改进。
- The results show that adoption of Winnow has obtained significant improvement in TREC (Text REtrieval Conference) 2002 filtering track. 结果显示Winnow分类器的采用在2002年度的TREC(文本检索会议)过滤任务中取得了显著的性能提高。
- Index weight is important in retrieval model of Case-Based Reasoning(CBR) system. 指标权重的确定在基于实例推理(CBR)系统的检索模型中起着重要的作用。
- Unicode programming and code trans-forming are the base of Chinese minority languages text processing,and the key of MDL implementing full text retrieval. Uni-code编程技术和文字代码转换是少数民族文字处理的基础,同时也是“MDL”实现全文检索的关键。
- In text retrieval,insufficient expression of the client requirements usually leads to large amounts of inappropriate information,which brings inconvenience to user retrieval. 在文本检索中,由于用户需求的表达方式不充分,常会得到大量无关信息,给用户检索带来诸多不便。
- The measure for relativity is key to information retrieval, so a series of information retrieval model (IRM) are put forward to answer it in theory and practice. 关于相关性的计量一直是情报检索的核心问题,为此,人们提出了一系列检索模型。
- This paper, according to digital library development status in our country, puts forward a retrieval model that is QGSA-DQP-based, and makes a feasible research. 结合我国数字图书馆的发展状况,提出了一个基于QGSA-DQP的分布式异构数据库信息检索模型,并从技术实现上进行了可行性的研究。
- In 1992 the US Department of Defense, along with the National Institute of Standards and Technology (NIST), cosponsored the Text Retrieval Conference (TREC) as part of the TIPSTER text program. 1992年,美国国防部与国家标准与技术研究院(NIST),主办文件检索研讨会(TREC)当为”改善文件处理技术”文件计划(产、官、学合作的计画)的部分。
- Index weight is important in retrieval model d Case-Based Reasoning (CBR) system Index weight we waked cut by the method of two-level fussy synthesis evaluation based on several experts. 摘要指标权重的确定在基于实例推理(CBR)系统的检索模型中起着重要的作用。
- Such an effort consisted of promoting a yearly conference, named TREC for Text Retrieval Conference, dedicated to experimentation with a large test collection comprising over a million documents. 系列会议的目标是通过提供大型测试集、统一评分程序以及检索结果对比的评价论坛,来鼓励大型文本应用的信息检索研究.
- This paper present a retrieval model based on natural language according to pattern database system features. This paper also spell out a series of issues about how to convert natural language into SQL sentence. 根据图案数据库的特点 ,提出了一个基于自然语言的检索模型 ,论述了怎样将自然语言转换成查询语句 (sql语句 )需要注意的一系列问题
- Vector space model is one of the representative information retrieval models, the problems of the model are researched and discussed. 向量空间模型是有代表性的信息检索模型之一,针对该模型存在的问题进行了研究和探讨。
- Much ancillary data are needed for computing the attenuating effects of the vegetation layer in the soil moisture retrieval model before,and the ancillary data are often unavailable. 原有的反演算法中,在计算这部分影响的时候,需要大量的关于地表植被状况的辅助数据,而这些即时的辅助数据往往不易获得。
- Yet, we still use the same old metaphors and retrieval models to manage our data. 但是,我们仍然使用相同的隐喻和检索模型管理我们的数据。
- The article introduces the structures of a full text retrieve system and the algorithms of indexing and retrieval.Also,it mentions the full text retrieve system on Networks. 本文介绍了全文检索系统的组成及索引和检索算法,重点阐述了混合算法的实现思路,并对网络全文检索系统作了说明。
- Research on Several Problems in Text Retrieval 文本检索中若干问题研究