"I really thank you for your outstanding studies. Your contents including this tutorial are very helpful to novice who are intrested in microscopic dynamic model" <T.H. Kim>

"an excellent source of information and some very original work in pedestrian simulations" <Crowd Dynamics>

"Your home site and tutorials are really really helpful for me. Explanation of theory together with simple, descriptive code is very helpful." <Chan Soe Win>

"your tutorial helped me effectively understand k-cluster in very short time. thanx your contribution!"

"Very interesting - thanks for sharing".<Shane>

"Thanks a lot of the information ! "<Peter>

"thank you . it's useful for my senior project we are doing our senior project about market basket analysis so we decide to use k-mean clustering" <Suthasinee>

"very interesting simulation"