Created
April 15, 2021 11:25
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Plot multiple images (numpy array) with mathplotlib, defining only column size
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| import matplotlib.pyplot as plt | |
| %matplotlib inline | |
| plt.rcParams["figure.figsize"] = 12,12 | |
| def plot_images(images, columns=4): | |
| total = len(images) | |
| nrow = ceil(total / columns) | |
| ncol = columns | |
| fig = plt.figure(figsize=(ncol+1, nrow+1)) | |
| gs = gridspec.GridSpec(nrow, ncol, | |
| wspace=0.1, hspace=0.1, | |
| top=1.-0.5/(nrow+1), bottom=0.5/(nrow+1), | |
| left=0.5/(ncol+1), right=1-0.5/(ncol+1)) | |
| for i in range(nrow): | |
| for j in range(ncol): | |
| pos = i * ncol + j | |
| if pos < total: | |
| ax = plt.subplot(gs[i,j]) | |
| ax.set_xticklabels([]) | |
| ax.set_yticklabels([]) | |
| ax.imshow(images[pos]) | |
| plt.show() |
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