hi, if i have an image and i segment it by k-means algorithm, how can i calculate the mean squared error for the segment image?
MATLAB: Image segmentation by k-means algorithm
k-means segmentation
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The class numbers that kmeans() assigns can vary from one run to the next because it uses random numbers. However you can renumber the class labels if you know something about the class, like you always want class 1 to be the darker class, and class 2 to be the lighter class. See attached demo.
Maybe one of these links will give you some ideas about how to get started:
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