[PDF] Top 20 Query Expansion based on Associated Semantic Space
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Query Expansion based on Associated Semantic Space
... Our query expansion has not only added some new words into the query set, but assigned a corresponding weight to each word in the set ...between query and documents based on tfidf in ... See full document
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A Survey on Automatic Recognition of Speech via Voice Commands
... and semantic content extraction is difficult. Semantic query tag based video extract meaningful concepts such as actions and object from ...videos. Semantic query tag ... See full document
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A formal concept analysis and semantic query expansion cooperation to refine health outcomes of interest
... search query. We use Semantic Query Expan- sion (SQE) and Formal Concept Analysis (FCA) [4] to induce a lattice of concepts over hundreds of ontologies and terminologies at once and to find the ... See full document
6
Structure Based Evaluation of an Arabic Semantic Query Expansion Using the JIRS Passage Retrieval System
... [r] ... See full document
7
Re Ranking Of Web Images Using Semantic Signature and Parallel SVM
... each query keyword, its reference classes forms the basis of its semantic ...The semantic signature of an image is extracted by computing the similarities between the image and the reference classes ... See full document
7
Incorporating Semantic Word Representations into Query Expansion for Microblog Information Retrieval
... of-the-art query performance predictors in combi- nation with different retrieval models for microblog ...top-k query processing in a huge microblog dataset for compact indexing and judicious ...the ... See full document
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Semantic Search based on Ontology Alignment for Information Retrieval
... FREyA, NLP-Reduce and AutoSPARQL are some of the Natural Language Interfaces developed for Semantic Search systems. NLP Reduce is a Natural Language Interface for semantic search. It is naive and ... See full document
9
Ontology Based Query Expansion with a Probabilistic Retrieval Model
... ontology based query expansion has only increased mean average preci- sion for a few cases but overall the precision is usually identical to the baseline or sometimes even below the ...fewer ... See full document
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Exploiting the similarity of non-matching terms at retrieval time
... term space, we could use this information to account for the term mismatch problem, exploiting such information at retrieval time for the evaluation of the ...a query term for which we cannot find a ... See full document
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SEARCH STRATEGYIMPROVING IN SEARCH ENGINE
... Latent Semantic Analysis) model andthen examine how these models worked to performquery ...match query to document named statisticalmodel or Boolean ...between query and document whileBoolean model ... See full document
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Ontology Based Query Expansion with a Probabilistic Retrieval Model
... ontology based query expansion has only increased mean average preci- sion for a few cases but overall the precision is usually identical to the baseline or sometimes even below the ...fewer ... See full document
15
Query Expansion based on Pseudo Relevance Feedback from Definition Clusters
... and semantic relations between word senses such as synonymy or hy- pernymy, definitions are readily available, even for less-resourced ...of semantic relatedness which rely on the overlap be- tween the ... See full document
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An approach to semantic query expansion system based on Hepatitis ontology
... We used the ontology editor tool Protégé to define classes and class hierarchy. The ontology hierarchy is shown in Figs. 2 and 3. The ontology class hierarchy shows the relationships among upper-level and lower- level ... See full document
12
Query expansion research based on semantic context
... traditional query expansion methods. This is because the expansion words are selected without considering the query words senses in traditional ...original query words are ambiguous, ... See full document
8
Semantic Query Expansion for Arabic Information Retrieval
... for semantic query expansion using a domain independent semantic ontology constructed from Arabic ...for semantic search: (1) Handling ...expanded query and multiple expanded ... See full document
6
Event Based Hyperspace Analogue to Language for Query Expansion
... Semantic space models aim to capture the mean- ings of words using co-occurrence information in a text ...Hyper- space Analogue to Language (HAL) (Lund and Burgess, 1996), in which a word is ... See full document
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INCORPORATING DEOXYRIBONUCLEIC ACID IN AES SCHEME FOR ENHANCING SECURITY AND PRIVACY PROTECTION
... user query. Usually, the query represented by short query that have a few features or keywords that used to describe the user needed of ...of query expansion is proposed based on ... See full document
11
Searching Trajectories by Regions of Interest
... to query parameters This type of query can benefit popular accommodations, such as peregrinate orchestrating and recommendation, and location-predicated accommodations in ... See full document
8
A survey on the use of relevance feedback for information access systems
... the query 21 . She also explored the relationship between query expansion and term reweighting: query expansion and reweighting of query terms gave increased performance, with ... See full document
53
Query Expansion on Compounds
... For the whole group of verb-derived compounds the evaluation results were the following: precision: 0.91 and recall: 0.61. Precision is quite satisfactory, only relatively few of the search results that had passed the ... See full document
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