中文说明:
该直方图是显示图像中每个不同强度值的像素数量的图表。对于8位灰度图像,有256种不同的可能强度,因此直方图将以图形方式显示256个数字,显示这些灰度值中像素的分布
English Description:
This histogram is a chart that displays the number of pixels with different intensity values in the image. For an 8-bit grayscale image, there are 256 different possible intensities, so the histogram will graphically display 256 numbers, displaying the distribution of pixels in these grayscale values