apeforest opened a new pull request #12468: [MXNET-807] Support integer label type in ctc_loss operator URL: https://github.com/apache/incubator-mxnet/pull/12468 ## Description ## This PR fixed part of the issues in #10995. It supports integer type in label just as WarpCTC does. This PR also created unit test for the contrib operator ctc_loss, which did not exist. ## Checklist ## ### Essentials ### Please feel free to remove inapplicable items for your PR. - [X] The PR title starts with [MXNET-$JIRA_ID], where $JIRA_ID refers to the relevant [JIRA issue](https://issues.apache.org/jira/projects/MXNET/issues) created (except PRs with tiny changes) - [X] Changes are complete (i.e. I finished coding on this PR) - [X] All changes have test coverage: - Unit tests are added for small changes to verify correctness (e.g. adding a new operator) - Nightly tests are added for complicated/long-running ones (e.g. changing distributed kvstore) - Build tests will be added for build configuration changes (e.g. adding a new build option with NCCL) - [X] Code is well-documented: - For user-facing API changes, API doc string has been updated. - For new C++ functions in header files, their functionalities and arguments are documented. - For new examples, README.md is added to explain the what the example does, the source of the dataset, expected performance on test set and reference to the original paper if applicable - Check the API doc at http://mxnet-ci-doc.s3-accelerate.dualstack.amazonaws.com/PR-$PR_ID/$BUILD_ID/index.html - [X] To the my best knowledge, examples are either not affected by this change, or have been fixed to be compatible with this change ### Changes ### - [X] Support integer label type - [X] Created unit test for ctc_loss operator in CPU, GPU and integer labels ## Comments ## - Need to also add a unit test for large arrays which fixed by another PR #11834
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