畜禽养殖疾病诊断智能传感技术研究进展
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李奇峰,李嘉位,马为红,高荣华,余礼根,丁露雨,于沁杨
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Research Progress of Intelligent Sensing Technology for Diagnosis of Livestock and Poultry Diseases
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LI QiFeng,LI JiaWei,MA WeiHong,GAO RongHua,YU LiGen,DING LuYu,YU QinYang
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表2 动物疾病识别中常用音频特征参数
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Table 2 Common audio feature parameters in animal disease recognition
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特征参数 Parameters | 简称 Abbreviation | 特征优势 Advantage | 适用范围 Applicability | 线性预测倒谱系数 Linear prediction cepstrum coefficient | LPCC | 浊音判断准确 Accurate judgment of voiced sounds | 病态呼噜声等识别 Sick snoring recognition | 梅尔频率倒谱系数 Mel frequency cepstrum coefficient | MFCC | 辅音判断准确 Accurate judgment of consonants | 病态咳嗽声等识别 Sick cough sound recognition | 功率谱密度系数 Power spectral density coefficient | PSD | 瞬态判断、音频计数 Transient judgment, audio counting | 呼吸频率/进食量监测 Respiratory rate/food intake monitoring |
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