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Abstract:
本发明涉及一种利用纹理特征与随机森林的快速抗噪鸟鸣声识别方法,其特征在于:步骤1,通过短时谱估计算法对鸟鸣声带噪功率谱进行音频增强;步骤2,采用和差统计法(SDH)对增强功率谱快速提取纹理特征;步骤3,由随机森林(RF)实现快速分类。本发明解决了纹理特征提取过程中灰度共生矩阵(GLCM)占用空间大、耗时,以及识别和分类过程中常见单分类器分类速度慢的问题。
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Patent Info :
Type: 发明授权
Patent No.: CN201310473337.X
Filing Date: 2013/10/11
Publication Date: 2016/6/1
Pub. No.: CN103474072B
公开国别: CN
Applicants: 福州大学
Legal Status: 未缴年费
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ESI Highly Cited Papers on the List: 0 Unfold All
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30 Days PV: 2
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