opencv - Image classification using SIFT and SVM with Java -


i have images of flowers have extracted sift features , clustered features using k-means(k=3). create "histogram of cluster membership identifiers" feed svm classifier described in accepted answer question below.

large scale image classifier

my question is, how create histogram in java? i'm using opencv, there method have missed?

i have mat of centres each row cluster centre , have mat of labels each element in column cluster index (0...2) each key point in image.


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