visualize.py 文件源码

def save_ims(filename, ims, dpi=100, scale=0.5):
    n, c, h, w = ims.shape

    rows = int(math.ceil(math.sqrt(n)))
    cols = int(round(math.sqrt(n)))

    fig, axes = plt.subplots(rows, cols, figsize=(w*cols/dpi*scale, h*rows/dpi*scale), dpi=dpi)

    for i, ax in enumerate(axes.flat):
        if i < n:
            ax.imshow(ims[i].transpose((1, 2, 0)))
        ax.set_xticks([])
        ax.set_yticks([])
        ax.axis('off')

    plt.subplots_adjust(left=0, bottom=0, right=1, top=1, wspace=0.1, hspace=0.1)
    plt.savefig(filename, dpi=dpi, bbox_inces='tight', transparent=True)
    plt.clf()
    plt.close()