image segmentation using k mean clustering

i want to use the k mean clustering to cluster the epithelial and pus cell in this image. firstly, i convert the image from rgb t greyscale and binary.then i need to use k mean clustering but im not sure the code. can someone help me.

Answer 1

[izyan hanum]

Answer 2

[Image Analyst]

See the Mathworks demo:

http://www.mathworks.com/products/demos/image/color_seg_k/ipexhistology.html