C_V模型的改进算法，一种很好的图像分割模型。对于MRI图像分割效果较好。-Implicit Active Contours Driven by Local Binary Fitting Energy

matlab编程，画出一段语音的语谱图，在不同时间声音的不同频率，可以比较出有声段和无声段的能量不同。-Matlab programming, draw the spectrogram of a voice, the sound of different frequencies in different time, you can compare audio segment and the energy of the silent segment.