Results 11 to 20 of about 1,392,110 (286)
Re-examining the potential effectiveness of interactive query expansion [PDF]
, 2003 Much attention has been paid to the relative effectiveness of interactive query expansion versus automatic query expansion. Although interactive query expansion has the potential to be an effective means of improving a search, in this paper we show that,
Ruthven, I.
core +5 more sources
Query expansion for language modeling using sentence similarities [PDF]
, 2011 We propose a novel method of query expansion for Language Modeling (LM) in Information Retrieval (IR) based on the similarity of the query with sentences in the top ranked documents from an initial retrieval run.
Ganguly, Debasis +5 more
core +2 more sources
A Semantic Query Expansion Method for Question Answering Based on Knowledge Graph [PDF]
Jisuanji gongcheng, 2019 In Question Answering(QA) system,the query intent that is expressed only by the words in the question may not be able to get the ideal answer from the data source.To this end,a semantic query expansion method is proposed for QA system based on knowledge ...
MENG Mingming, ZHANG Kun, LUN Bing, ZHANG Xiaoming
doaj +1 more source
A KNN Dynamic Extended Query Strategy Based on GPU [PDF]
Jisuanji gongcheng, 2018 Traditional Graphics Processing Unit(GPU) executing PGrid index K-Nearest Neighbor(KNN) query method has problems such as large query granularity,redundant calculation,and unstable performance.Therefore,facing spatial KNN relation queries,a KNN query ...
TANG Jia,GONG Yili,LI Wenhai
doaj +1 more source
A query expansion method based on topic modeling and DBpedia features
International Journal of Information Management Data Insights, 2021 Query Expansion (QE) is a method used for improving Information Retrieval (IR) by adding the terms that are almost selected from feedback documents, and similar to the user query terms.
Sarah Dahir, Abderrahim El Qadi
doaj +1 more source
A study on the use of summaries and summary-based query expansion for a question-answering task [PDF]
, 2001 In this paper we report an initial study on the effectiveness of query-biased summaries for a question answering task. Our summarisation system presents searchers with short summaries of documents.
Tombros, A., Ruthven, I., Jose, J.M.
core +4 more sources
HASHTAG AND HIGHEST SCORED TERMS FOR EXPANDING QUERY
Journal of ICT, 2017 Communicating in short messages, such as using microblogs, was becoming more popular currently. Twitter https://twitter.com supports microblogs and retrieval of the blogs by users.
Wahyu Wibowo, Widodo Widodo
doaj +3 more sources
Conceptual Query Expansion [PDF]
, 2005 Query expansion has been extensively studied as a technique for increasing information retrieval performance. However, due to the volume of documents available on the web, many of the techniques that have been successful in traditional information retrieval systems do not scale well to web information retrieval.
Orland Hoeber, Xue Dong Yang, Yiyu Yao
openaire +1 more source
Re-ranking vehicle re-identification with orientation-guide query expansion
International Journal of Distributed Sensor Networks, 2022 Vehicle re-identification, which aims to retrieve information regarding a vehicle from different cameras with non-overlapping views, has recently attracted extensive attention in the field of computer vision owing to the development of smart cities. This
Xue Zhang +6 more
doaj +1 more source
Journal of Information Science Theory and Practice, 2021 Pseudo relevance feedback (PRF) is a powerful query expansion (QE) technique that prepares queries using the top k pseudo-relevant documents and choosing expansion elements.
Farhan Yasir Hadi +3 more
doaj +1 more source