畜禽养殖疾病诊断智能传感技术研究进展

李奇峰,李嘉位,马为红,高荣华,余礼根,丁露雨,于沁杨

Research Progress of Intelligent Sensing Technology for Diagnosis of Livestock and Poultry Diseases

LI QiFeng,LI JiaWei,MA WeiHong,GAO RongHua,YU LiGen,DING LuYu,YU QinYang

表2 动物疾病识别中常用音频特征参数

Table 2 Common audio feature parameters in animal disease recognition

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