data_generator.py 文件源码

def convexhull_example(self, length, scales):
        points = np.random.uniform(0, 1, [length, self.input_size])
        target = -1 * np.ones([length])
        ch = ConvexHull(points).vertices
        argmin = np.argsort(ch)[0]
        ch = list(ch[argmin:]) + list(ch[:argmin])
        target[:len(ch)] = np.array(ch)
        target += 1
        return points, target