retrieval performance
Investigating the Relationship between Word Segmentation Performance and Retrieval Performance in Chinese IR
... to retrieval perfor- mance in Chinese information ...and retrieval performance is in fact nonmonotonic; that is, at around 70% word segmentation accuracy an over-segmentation phe- nomenon begins to ...
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The impact of fielding on retrieval performance and bias
... both retrieval performance and retrieval bias and produced three key ...between retrieval performance and retrieval bias such that boosting titles degrades performance and ...
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BEST SEARCH AND RETRIEVAL PERFORMANCE EVALUATION WITH LUCENE INDEXING
... In first phase the raw input data is inserted into mysql database and the lucene indexes are created. Then the searching is performed on both mysql database and different lucene indexes. The performance evaluation ...
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Medical Image Retrieval – Performance Comparison using Texture Features
... their performance and they need to be accepted by clinicians as a useful ...image retrieval techniques omit the relevance feedback in the system even though it definitely improves the performance of ...
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The Effects of Word Order and Segmentation on Translation Retrieval Performance
... ????????? ?? ????????? ????????????????? ???"!#??$&%'?(?&?)?*?)+,??? ?&? ?/??? ???)01?*??+1?&? 2 ?3???4+,?657? 0/89????? ???4%'? ?? 6? ;=?@?ACBEDGF H?I?J6KLX<&;?H?M(H?Y?H Z\[Q]W^[.] ...
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Low cost, High performance Translation Retrieval: Dumber is Better
... In this paper, we choose to focus on retrieval performance within a Japanese–English TR con- text. One key area of interest with Japanese is the effect that segmentation has on retrieval ...
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A Study of Concept based Weighting Regularization for Medical Records Search
... Indeed, concept-based representation is one of the commonly used approaches that leverage knowledge bases to improve the retrieval perfor- mance (Limsopatham et al., 2013d; Limsopatham et al., 2013b). The basic ...
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On the Performance of Latent Semantic Indexing-based Information Retrieval
... of retrieval effec- tiveness such as fallout ration, average search length ...models performance can be made using these tests ...good retrieval performance is closely related to the use of ...
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Images information retrieval using Gustafson-Kessel relevance feedback
... This project is carried out within two semesters. The first part of the project focuses on understanding the general view of Gustafson-Kessel (GK) clustering problem in image retrieval and also the relevance ...
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A New Approach for Enhancing Image Retrieval using Neutrosophic Sets
... image retrieval performance, but the speed of the content-based image retrieval is slower mainly due to the curse of high dimensionality of the feature ...image retrieval, a DR technique must ...
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Query Expansion for Khmer Information Retrieval
... This paper presents the proposed Query Expansion (QE) techniques based on Khmer specific characteristics to improve the retrieval performance of Khmer Infor- mation Retrieval (IR) system. Four types ...
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Performance evaluation of ontology based Info...
... In the early years of IR study, researchers realized that it was quite hard for users to formulate effective search requests. In 1965,Rocchio proposed using relevance feedback for query modification or reformulation. ...
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A Generalized Vector Space Model for Text Retrieval Based on Semantic Relatedness
... Generalized Vector Space Models (GVSM) extend the standard Vector Space Model (VSM) by embedding addi- tional types of information, besides terms, in the representation of documents. An interesting type of information ...
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A Study of the Effect of Color Quantization Schemes for Different Color Spaces on Content based Image Retrieval
... the performance of content-based image retrieval (CBIR), using different histogram distance measurements (Histogram Euclidean Distance and Histogram Intersection ...image retrieval algorithms has ...
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Models Performance Issues in Parallel Computing for Information Retrieval
... passage retrieval, is the ability to model the effect of the text atoms on passage processing: this non-deterministic factor is very hard to ...of performance of parallelism in IR is obtained, it may well ...
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Application of Radial Basis Function Network for Content Based Image Retrieval
... The Target are set as per the Class of the Images. The Image data base used for the classification is from MIT digital library. Total Five types of Images have been considered for the Classification.1.Coast Images, ...
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Enhancing the Performance of Image Retrieval through Similarity Measure
... image retrieval method provide lesser and unsatisfactory ...image retrieval system, compare the images using mathematical approaches like mean, median and standard ...image retrieval by taking the ...
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Experiences in Building Urdu WordNet
... The motivation for the creation of Urdu WordNet is to provide a lexical resource that can be used as a tool for enhancing the performance of machine translation and information retrieval. We have attempted ...
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Social retrieval of music content in multi-user performance
... music performance consists of the audience directly participating in the performance by means of mobile ...The performance consists of real-time sonic manipulation and mixing of music pieces selected ...
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A Review of Ontology-based Information Retrieval Techniques on Generic Domains
... As the existing web is gradually evolving to web of meaning (semantic web) then, the huge volume of textual web resources becomes practically difficult to annotate manually. To this end, [3] in their article presented a ...
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