context based information retrieval
What's new? Analysing language-specific Wikipedia entity contexts to support entity-centric news retrieval.
... an information retrieval appli- cation, which includes: (i) targeted retrieval of entity-centric information using language-specific contexts; (ii) an overview of the language-specific entity ...
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Information Retrieval System Assigning Context to Documents by Relevance Feedback
... Basically, we are considering the expertise of the user to rank the documents, to judge the level of the document for both user feedback and frequency of keywords in the document. The document corpus domain will be ...
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Information Retrieval and Context Based Document Summarization Using Vector Space Model
... Extractive summarization and abstractive summarization. Extractive summarization usually ranks the sentences in the documents according to their scores calculated by a set of predefined features, such as term frequency ...
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Term Context Models for Information Retrieval
... on retrieval precision and ...estimated based on expected ...of context”, as trained on the collection as a ...low context score even if the tf of that term is ...
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Photo Indexing and Retrieval based on Content and Context
... collect information from the user and transform it into a semantic bias in the retrieval process ...the retrieval performance thanks to the fact that it enables the system to learn what is relevant ...
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Term Context Models for Information Retrieval
... on retrieval precision and ...estimated based on expected ...of context”, as trained on the collection as a ...low context score even if the tf of that term is ...
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Context Based Semantic Similarity and Document Retrieval
... the Information Content[4] of the nodes in tree hierarchy of WordNet were ...of Information Content, better results were obtained as compared to the path based ...knowledge based data of ...
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SEMANTIC CLUSTERING WITH CONTEXT ONTOLOGY FOR INFORMATION RETRIEVAL SYSTEM
... proposed context based indexing using ...extract context of the document using thesaurus and context ...a context word. At that time, context of that word is not extracted from ...
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Web Search Strategies and Retrieval Effectiveness: An Empirical Study
... and information context to be addressed in this Paper is information retrieval in the information environment of the World Wide Web, an information environment devoid of the ...
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Context Driven Concept Based Image Retrieval
... specific context in mind. Therefore, results lying outside that context are irrelevant to the user (Ramırez & Brena, 2006), though they may be semantically consistent to the user ...the context ...
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Information Retrieval: A Survey - Free Computer, Programming, Mathematics, Technical Books, Lecture Notes and Tutorials
... module based on this technique; the module provides a front-end filtering function for the larger Document Retrieval through LINguistic Knowledge (DR-LINK) text retrieval system, although it can also ...
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A Comprehensive Survey On Various Semantic Based Video/Image Retrieval Techniques
... data based learning and neighborhood nonnegative deficient ...the information feature space, and sketches the regularization of label consistency period to well-study the description of ...image ...
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Context-based retrieval for explainable reasoning
... Aamodt and Plaza (1994) developed the most influential, widely acknowledged process model that operationalizes the informal description given above. Their dy- namic model identifies four sub-processes (also called ...
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Sentiment and Emotion Analysis for Context Sensitive Information Retrieval of Social Networking Sites: A Survey
... An analysis of the machine learning methods in the process of sentiment mining is performed by Pang et al [4]. It uses Naive Bayes, Maximum Entropy Classification and Support Vector Machines for performing the text ...
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Multilingual Speech Recognition for Information Retrieval in Indian Context
... Direct dictionary lookup to generate phonetic base forms is limited by time, effort and knowledge brought to bear on the construction process. The dictionary can never be exhaustive due to proper names and pronuncia- ...
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Context Aware Information Retrieval for Enhanced Situation Awareness
... of context-aware information retrieval because they support information integration from semantically heterogeneous and physically- disparate information repositories (Smart & ...
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Secure Privacy-Preserving Content-Based Retrieval in Cloud Image Repositories
... image retrieval (CBIR) is also known as query by image content and content-based visual information retrieval is the use of computer vision to the image retrieval problem of searching ...
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Information retrieval from image databases
... an information retrieval framework permitting readers rapid access to the queried ...queried information is searched by matching the word shapes instead of converting it into ...method based ...
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Comparing Information Retrieval Effectiveness of Different Metadata Generation Methods
... page was created or with what editing tool created it (Jenkins, 1999). In another study, Giuffrida, Shek, and Yang (2000) were able to automatically extract metadata from scientific conference paper PostScript files with ...
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Privacy Issues in Content based Image Retrieval (CBIR) for Mobile Users, and a Proposed Solution
... image retrieval problem, that searches for digital images in large databases by analyzing the contents of the image rather than the metadata or descriptions associated with the ...
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