fsSparsity | R Documentation |
fsSparsity
calculates the sparsity (share of non-zero components) of the feature set
fsSparsity(feature.set)
feature.set |
a matrix that contains feature weights. |
returns a share of non-zero components in the feature set
# Load traffic data data(traffic.mini) # Scaling is sometimes useful for feature selection # Exclude the first column - it contains timestamps data <- scale(traffic.mini$data[,-1]) mCCF<-fsMTS(data, max.lag=3, method="CCF") fsSparsity(cutoff(mCCF,0.3))
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