p">ABitmap</a>&nbsp;extractBitmap&#8203;(<a href="../colgroup/indexes/IColIndex.html" title="interface in org.apache.sysds.runtime.compress.colgroup.indexes">IColIndex</a>&nbsp;colIndices,
                                    <a href="../../matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;rawBlock,
                                    int&nbsp;estimatedNumberOfUniques,
                                    <a href="../CompressionSettings.html" title="class