Matplotlib：「不明な投影「3d」」エラー

Matplotlib Unknown Projection3d Error

これは問題を解決するための参照でもないことを追加します。

# 2D-Plot plot_style = dict(marker='o', markersize=4, linestyle='-', lw=2) pred_type = collections.namedtuple('prediction_type', ['slice', 'color']) pred_types = {'face': pred_type(slice(0, 17), (0.682, 0.780, 0.909, 0.5)), 'eyebrow1': pred_type(slice(17, 22), (1.0, 0.498, 0.055, 0.4)), 'eyebrow2': pred_type(slice(22, 27), (1.0, 0.498, 0.055, 0.4)), 'nose': pred_type(slice(27, 31), (0.345, 0.239, 0.443, 0.4)), 'nostril': pred_type(slice(31, 36), (0.345, 0.239, 0.443, 0.4)), 'eye1': pred_type(slice(36, 42), (0.596, 0.875, 0.541, 0.3)), 'eye2': pred_type(slice(42, 48), (0.596, 0.875, 0.541, 0.3)), 'lips': pred_type(slice(48, 60), (0.596, 0.875, 0.541, 0.3)), 'teeth': pred_type(slice(60, 68), (0.596, 0.875, 0.541, 0.4)) } fig = plt.figure(figsize=plt.figaspect(.5)) ax = fig.add_subplot(1, 2, 1) ax.imshow(input_img) for pred_type in pred_types.values(): ax.plot(preds[pred_type.slice, 0], preds[pred_type.slice, 1], color=pred_type.color, **plot_style) ax.axis('off') # 3D-Plot # ax = fig.gca(projection='3d') ax = fig.add_subplot(1, 2, 2, projection='3d') surf = ax.scatter(preds[:, 0] * 1.2, preds[:, 1], preds[:, 2], c='cyan', alpha=1.0, edgecolor='b') for pred_type in pred_types.values(): ax.plot3D(preds[pred_type.slice, 0] * 1.2, preds[pred_type.slice, 1], preds[pred_type.slice, 2], color='blue') ax.view_init(elev=90., azim=90.) ax.set_xlim(ax.get_xlim()[::-1]) plt.show()