tools.py 文件源码

def normalize(x):
    y = np.copy(x);
    minv = -1000;
    y[x<minv]=minv;
    maxv = 200;
    y[x>maxv]=maxv
    return ((y*1.0-minv)/(maxv-minv)*255).astype(np.uint8);#0-255, to save disk space