Baunsgaard opened a new pull request #1276: URL: https://github.com/apache/systemds/pull/1276
This PR contains multiple updates to the compression framework: - Decompression Parallelization optimizations, to be more friendly to cache. - Compressed Left Matrix Multiplication Subtract common element trick to skip many rows. - Left Matrix Multiplication exploiting Sparsity in Dictionary - MatrixBlockDictionary, building for sparse dictionaries, and in the future recursive compression. - Fully cost based Compression coCoding algorithm, to optimize the coCoding of columns based on a potpourri of operations given to the compression framework. The PR is not ready for merge, but here for testing. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: [email protected]
