Acoustic indicators of topic segmentation.
作者： Christine H. Nakatani , Julia Hirschberg
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摘要: The segmentation of text and speech into topics subtopics is an important step in document interpretation. For text, formatting information, such as headings paragraphing, available to aid this endeavor, although information by no means su cient. speech, the task even more di cult. We present results application machine learning techniques automatic identi cation intonational phrases beginning ending 'topics' determined independently annotators for two corpora | Boston Directions Corpus Broadcast News (HUB-4) DARPA/NIST database.
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