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In this study, a new keyword spotting system (KWS) that utilizes phone confusion networks (PCNs) is presented. The new system exploits the compactness and accuracy of phone confusion networks to deliver fast and accurate results. Special design considerations are provided within the new algorithm to account for phone
The paper deals with the development of acoustic keyword spotter (KWS) meeting requirements of a real user from the security community. While the basic scheme of the KWS is relatively standard, it uses novel features derived by a hierarchy of neural networks, and score normalization trained to maximize a user-like
This study presents keyword recognition evaluation on a new corpus named ProfLifeLog. ProfLifeLog is a collection of data captured on a portable audio recording device called the LENA unit. Each session in ProfLifeLog consists of 10+ hours of continuous audio recording that captures the work day of the speaker (person
needs a quick response. Therefore our system is simple method just using keyword match and previous dialogue history. This paper analyzed the validity of category estimation compares with manual annotation. Category estimation is a difficult task even if human, then each sentence were categorized by three annotator to 18
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