SpeechDPR: End-to-End Spoken Passage Retrieval for Open-Domain Spoken Question Answering

arXiv:2401.13463v2 Announce Type: replace
Abstract: Spoken Question Answering (SQA) is essential for machines to reply to user's question by finding the answer span within a given spoken passage. SQA has been previously achieved without ASR to avoid recognition errors and Out-of-Vocabulary (OOV) problems. However, the real-world problem of Open-domain SQA (openSQA), in which the machine needs to first retrieve passages that possibly contain the answer from a spoken archive in addition, was never considered. This paper proposes the first known …

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