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Fixed chokepoint in diarization for longer audios #9114

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Fixed chokepoint in diarization for longer audios #9114

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90a3c16
fixed chokepoint in diarization for longer audios
AatikaNazneen May 4, 2024
1c65309
[pre-commit.ci] auto fixes from pre-commit.com hooks
pre-commit-ci[bot] May 4, 2024
b995737
Merge branch 'main' into chokepoint-get_argmin_mat-removal
AatikaNazneen May 8, 2024
9edcd40
removed list comprehension for Torch Scripts
AatikaNazneen May 8, 2024
2b4740d
Merge branch 'chokepoint-get_argmin_mat-removal' of https://github.co…
AatikaNazneen May 8, 2024
c1e1d6b
[pre-commit.ci] auto fixes from pre-commit.com hooks
pre-commit-ci[bot] May 8, 2024
60f6151
Merge branch 'main' into chokepoint-get_argmin_mat-removal
tango4j May 8, 2024
6d93ba9
Merge branch 'main' into chokepoint-get_argmin_mat-removal
tango4j May 8, 2024
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10 changes: 5 additions & 5 deletions nemo/collections/asr/parts/utils/offline_clustering.py
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Original file line number Diff line number Diff line change
Expand Up @@ -406,11 +406,11 @@ def get_argmin_mat(timestamps_in_scales: List[torch.Tensor]) -> List[torch.Tenso
base_scale_anchor = segment_anchor_list[base_scale_idx]
session_scale_mapping_list = []
for scale_idx in scale_list:
curr_scale_anchor = segment_anchor_list[scale_idx]
curr_mat = torch.tile(curr_scale_anchor, (base_scale_anchor.shape[0], 1))
base_mat = torch.tile(base_scale_anchor, (curr_scale_anchor.shape[0], 1)).t()
argmin_mat = torch.argmin(torch.abs(curr_mat - base_mat), dim=1)
session_scale_mapping_list.append(argmin_mat)
session_scale_mapping = []
for value in base_scale_anchor:
session_scale_mapping.append(torch.argmin(torch.abs(segment_anchor_list[scale_idx] - value)).item())
session_scale_mapping_list.append(torch.tensor(session_scale_mapping, dtype=torch.int64))

return session_scale_mapping_list


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