动物识别，好，不错，非常好，用C编的，可以自己加规则。绝对不错-animal identification, good, good, very good, C series, can add more rules. Absolutely true

生态学中的物种的格局分析——聚类分析。在R软件中加载即可使用，里面的参数可调。-Ecology of the species pattern analysis- cluster analysis. In R software can be used to load, which adjustable parameters.

加噪后的时域波形，滤波前信号频谱， 加噪后的频域波形的程序-After add noise in the time domain waveform after add noise frequency domain waveform of the program