# Package org.apache.sysds.runtime.compress.estim.encoding

Interface Summary
IEncode: This interface covers an intermediate encoding for the samples to improve the efficiency of the joining of sample column groups.

Class Summary
ConstEncoding: Const encoding for cases where the entire group of columns is the same value
DenseEncoding
EmptyEncoding: Empty encoding for cases where the entire group of columns is zero
SparseEncoding: Most common is zero encoding