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f1abce72f8
* Use jsonl for cutsets in the librispeech recipe. * Use lazy cutset for all recipes. * More fixes to use lazy CutSet. * Remove force=True from logging to support Python < 3.8 * Minor fixes. * Fix style issues.
97 lines
2.4 KiB
Python
97 lines
2.4 KiB
Python
# Copyright 2021 Xiaomi Corp. (authors: Fangjun Kuang
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# Mingshuang Luo)
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#
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# See ../../../../LICENSE for clarification regarding multiple authors
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""
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This file displays duration statistics of utterances in a manifest.
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You can use the displayed value to choose minimum/maximum duration
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to remove short and long utterances during the training.
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See the function `remove_short_and_long_utt()`
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in ../../../librispeech/ASR/transducer/train.py
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for usage.
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"""
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from lhotse import load_manifest_lazy
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def main():
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paths = [
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"./data/fbank/aidatatang_cuts_train.jsonl.gz",
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"./data/fbank/aidatatang_cuts_dev.jsonl.gz",
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"./data/fbank/aidatatang_cuts_test.jsonl.gz",
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]
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for path in paths:
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print(f"Starting display the statistics for {path}")
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cuts = load_manifest_lazy(path)
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cuts.describe()
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if __name__ == "__main__":
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main()
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"""
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Starting display the statistics for ./data/fbank/aidatatang_cuts_train.jsonl.gz
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Cuts count: 494715
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Total duration (hours): 422.6
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Speech duration (hours): 422.6 (100.0%)
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***
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Duration statistics (seconds):
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mean 3.1
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std 1.2
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min 1.0
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25% 2.3
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50% 2.7
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75% 3.5
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99% 7.2
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99.5% 8.0
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99.9% 9.5
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max 18.1
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Starting display the statistics for ./data/fbank/aidatatang_cuts_dev.jsonl.gz
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Cuts count: 24216
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Total duration (hours): 20.2
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Speech duration (hours): 20.2 (100.0%)
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***
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Duration statistics (seconds):
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mean 3.0
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std 1.0
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min 1.2
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25% 2.3
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50% 2.7
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75% 3.4
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99% 6.7
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99.5% 7.3
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99.9% 8.8
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max 11.3
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Starting display the statistics for ./data/fbank/aidatatang_cuts_test.jsonl.gz
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Cuts count: 48144
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Total duration (hours): 40.2
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Speech duration (hours): 40.2 (100.0%)
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***
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Duration statistics (seconds):
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mean 3.0
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std 1.1
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min 0.9
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25% 2.3
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50% 2.6
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75% 3.4
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99% 6.9
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99.5% 7.5
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99.9% 9.0
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max 21.8
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"""
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