Speech Keyword Verification Based on Dynamic Ranking Information
Tieran Zheng · Jisuanji gongcheng · 2008
This paper proposes a novel keyword verification algorithm based on dynamic ranking information for on-line garbage model keyword spotting systems,using ranking information of acoustics scores in the recognition process.It reduces false alarm rate effectively without lowering detection rate and gets better verification performance than others.The method does not depend on specific keywords vocabulary,is easy to calculate and can be applied to practical projects.