I am Final year BE Student from Gujarat,India. right now studying in Information Technology Branch. i have Final Year project as Document Clustering using Hadoop. At this stage i am able to find final result from cluster dump command in which i can see number of document in particular cluster and their respective top term. i am also applying various distance Measure Technique with K-means Algorithm. But the problem is that i want check that whether my clustering is good or bad. so for that i need to calculate Entropy Value. I am not having any idea how to calculate entropy in mahout or by other technique. by finding entropy i can have good conclusion. so please can anyone help me with these.
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