发明名称 |
METHOD AND SYSTEM FOR EXTRACTING AUDIO FEATURES FROM AN ENCODED BITSTREAM FOR AUDIO CLASSIFICATION |
摘要 |
A method and system for extracting audio features from an encoded bitstream for audio classification. The method comprises partially decoding the encoded bitstream; obtaining uniform window block size spectral coefficients of the encoded bit-stream; and extracting audio features based on the uniform window block spectral coefficients.
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申请公布号 |
US2009254352(A1) |
申请公布日期 |
2009.10.08 |
申请号 |
US20050097198 |
申请日期 |
2005.12.14 |
申请人 |
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. |
发明人 |
ZHAO YING |
分类号 |
G10L21/00;G10L19/02;G10L19/022;G10L25/78 |
主分类号 |
G10L21/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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