pltimshow
plt.imshow is a function in matplotlib.pyplot that renders image data on the active axes. It takes array-like data and displays it as a grid of colored pixels, returning an AxesImage object that can be further manipulated or updated. It is commonly used to visualize images, heatmaps, or the results of simulations.
Data compatibility: a 2D array is treated as a grayscale image, while a 3D array with shape
Key parameters include: cmap selects the color map; vmin and vmax set the data value range for
Other options like alpha control transparency; you can supply data normalization via norm and specify whether
After calling imshow, you can add a colorbar with plt.colorbar() to display the scale, and you may
Note that imshow draws on the current axes and does not automatically save or display the figure;