A simple kernel co‐occurrence‐based enhancement for pseudo‐relevance feedback

Pseudo‐relevance feedback is a well‐studied query expansion technique in which it is assumed that the top‐ranked documents in an initial set of retrieval results are relevant and expansion terms are then extracted from those documents. When selecting expansion terms, most traditional models do not s...

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Veröffentlicht in:	Journal of the American Society for Information Science and Technology 2020-03, Vol.71 (3), p.264-281
Hauptverfasser:	Pan, Min, Huang, Jimmy Xiangji, He, Tingting, Mao, Zhiming, Ying, Zhiwei, Tu, Xinhui
Format:	Artikel
Sprache:	eng
Schlagworte:	Datasets Feedback Information Retrieval Kernels Queries Query expansion Relevance feedback Retrieval Word meaning
Online-Zugang:	Volltext
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