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Author:

赵文兵 (赵文兵.) | 杨淇善 (杨淇善.) | 贾懋珅 (贾懋珅.)

Indexed by:

incoPat

Abstract:

本发明智能应用型音频信号处理领域,具体涉及一种利用变换域稀疏化和压缩降维的音频检索方法。该方法用音频指纹作为音频检索特征,本技术在音频检索的训练阶段通过利用变换域稀疏化和压缩降维先对样本音频数据进行压缩,再对压缩后的音频序列提取音频指纹,使得提取的音频指纹数据量减小,从而减小样本音频指纹库的数据量。在音频检索的识别(检索)阶段用相同的算法压缩待检音频后提取待检音频指纹和样本音频指纹匹配很大程度上提高了检索效率。

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Patent Info :

Type: 发明授权

Patent No.: CN201910876038.8

Filing Date: 2019-09-17

Publication Date: 2021-03-30

Pub. No.: CN110647656B

Applicants: 北京工业大学

Legal Status: 授权

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 0

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