Data Preprocessing

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Jovani
Jovani on 27 Nov 2011
Hi Everybody........ nedd help on this assignment : i have data file want make this assigments on this data file :
Attribute Discretization a) Use attributes 10, 100, 200, 300, and 450 and discretize the attribute values into 4 different groups using i) equal width approach ii) equal frequency approach
b) For each case above plot the discretized set of values.
c) Use entropy based discretization to discretize the same 5 attributes above into 2 groups. Find and report the value A for each attribute which minimizes the total entropy.
if any body here has idea , please explain to me how to do that on matlab , send me files or any thing may helps.

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