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