Github user viirya commented on a diff in the pull request: https://github.com/apache/spark/pull/17459#discussion_r109359850 --- Diff: mllib/src/main/scala/org/apache/spark/mllib/linalg/distributed/IndexedRowMatrix.scala --- @@ -113,6 +113,67 @@ class IndexedRowMatrix @Since("1.0.0") ( } /** + * Converts to BlockMatrix. Creates blocks of `DenseMatrix` with size 1024 x 1024. + */ + def toBlockMatrixDense(): BlockMatrix = { + toBlockMatrixDense(1024, 1024) + } + + /** + * Converts to BlockMatrix. Creates blocks of `DenseMatrix`. + * @param rowsPerBlock The number of rows of each block. The blocks at the bottom edge may have + * a smaller value. Must be an integer value greater than 0. + * @param colsPerBlock The number of columns of each block. The blocks at the right edge may have + * a smaller value. Must be an integer value greater than 0. + * @return a [[BlockMatrix]] + */ --- End diff -- Add a `@Since` annotation like `toBlockMatrix`. Although I doubt this can make in 2.2.0, you can set it to 2.2.0 temporarily. If there is a suggested version from committers, we can change it later.
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