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[会议论文]

Animal Sound Recognition Based on Double Feature of Spectrogram in Real Environment

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author:

Li, Ying (Li, Ying.) [1] (Scholars:李应) | Wu, Zhibin (Wu, Zhibin.) [2]

Indexed by:

CPCI-S

Abstract:

In this paper, we propose an animal sound recognition method in various noise environments with different Signal-to-Noise Ratios (SNRs). In real world, the ability to automatically recognize a wide range of animal sounds can analyze the habits and distributions of animals, which makes it possible to effectively monitor and protect them. However, due to the existence of different environments and noises, the existing method is difficult to ensure the recognition accuracy of animal sound in low SNR condition. To address this problem, this paper proposes double feature, which consists of projection feature and local binary pattern variance (LBPV) feature, combined with random forests for animal sound recognition. In feature extraction, an operation of projecting is made on spectrogram to generate the projection feature. Meanwhile, LPBV feature is generated by means of accumulating the corresponding variances of all pixels for every uniform local binary pattern (ULBP) in the spectrogram. As the experimental results show, the proposed method can recognize a wide range of animal sounds and still remains a recognition rate over 80% even under 10dB SNR.

Keyword:

Animal sound recognition local binary pattern variance projection feature random forests

Community:

  • [ 1 ] [Li, Ying]Fuzhou Univ, Coll Math & Comp Sci, Fuzhou 350002, Peoples R China
  • [ 2 ] [Wu, Zhibin]Fuzhou Univ, Coll Math & Comp Sci, Fuzhou 350002, Peoples R China

Reprint 's Address:

  • 李应

    [Li, Ying]Fuzhou Univ, Coll Math & Comp Sci, Fuzhou 350002, Peoples R China

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Related Article:

Source :

2015 INTERNATIONAL CONFERENCE ON WIRELESS COMMUNICATIONS & SIGNAL PROCESSING (WCSP)

ISSN: 2325-3746

Year: 2015

Language: English

Cited Count:

WoS CC Cited Count:

30 Days PV: 2

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