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View all- Ward NWerner SGarcia FSanchis E(2015)A prosody-based vector-space model of dialog activity for information retrievalSpeech Communication10.1016/j.specom.2015.01.00468:C(85-96)Online publication date: 1-Apr-2015
The importance of Information Retrieval (IR) in audio-visual recordings has been increasing with steeply growing numbers of audio-visual documents available on-line. Compared to traditional IR methods, this task requires specific techniques, such as ...
Passage retrieval and pseudo relevance feedback/query expansion have been reported as two effective means for improving document retrieval in literature. Relevance models, while improving retrieval in most cases, hurts performance on some heterogeneous ...
According to common relevance-judgments regimes, such as TREC’s, a document can be deemed relevant to a query even if it contains a very short passage of text with pertinent information. This fact has motivated work on passage-based document ...
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