1.feature selection
redundant / irrelevant :
filter: correlation / mutual information
wrapper:
others: decision tree
2. feature extraction
PCA(primary component analysis)
SVD(singular value decomposition)
MDS (multidimension scaling)
1.feature selection
redundant / irrelevant :
filter: correlation / mutual information
wrapper:
others: decision tree
2. feature extraction
PCA(primary component analysis)
SVD(singular value decomposition)
MDS (multidimension scaling)