Highlights

For the complete release note, please see NeMo 1.18.0 Release Notes

Bugfix

This patch release fixes a major bug in ASR Bucketing datasets that was introduced in r1.17.0 in PR https://github.com/NVIDIA/NeMo/pull/6191. Due to this bug, while each bucket is randomly shuffled before selection on each rank, only a single bucket would loop infinitely - without continuing onto subsequent buckets.

Effect: Significantly worse WER would be obtained since not all buckets would be used.

This has been patched and should work correctly in 1.18.1 onwards.

Container

For additional information regarding NeMo containers, please visit: https://catalog.ngc.nvidia.com/orgs/nvidia/containers/nemo

docker pull nvcr.io/nvidia/nemo:23.03