Web10 mrt. 2024 · plt.imshow 是 matplotlib 库中的一个函数，用于显示图片。下面是一个使用 plt.imshow 的示例： ```python import matplotlib.pyplot as plt import numpy as np # 创建一个 5x5 的随机数组 image = np.random.rand(5, 5) # 显示图片 plt.imshow(image, cmap='gray') # 隐藏坐标轴 plt.axis('off') # 显示图片 plt.show() ``` 这个示例中，我们首先 … Web3. As suggested before, you can either use: import matplotlib.pyplot as plt plt.savefig ("myfig.png") For saving whatever IPhython image that you are displaying. Or on a …
在pycharm中使用Matplotlib的pyplot时报 …
WebYou can set the alpha argument in your imshow command. In your example, img3 = plt.imshow(zvals2, interpolation='nearest', cmap=cmap2, origin='lower', alpha=0.6) EDIT: Thanks for the clarification. Here is a description of what you can do: First, choose a matplotlib colormap object (in your case, for white and black, you can take the 'binary ... WebThis example displays the difference between interpolation methods for imshow() and matshow().If interpolation is None, it defaults to the image.interpolation rc parameter. If … johnsons sporting goods brunswick maine
python - grayscale image is shown with colors - Stack Overflow
Web3. As suggested before, you can either use: import matplotlib.pyplot as plt plt.savefig ("myfig.png") For saving whatever IPhython image that you are displaying. Or on a different note (looking from a different angle), if you ever get to work with open cv, or if you have open cv imported, you can go for: Web13 apr. 2024 · A Computer Science portal for geeks. It contains well written, well thought and well explained computer science and programming articles, quizzes and … WebBug summary I am doing a MelSpectrogram and I want to save the images to my disk ,but the plt.imsave can't not save the correct image. In return, i got all white image. my plt … johnsons sporting goods eighty four pa