mirror of
https://github.com/k2-fsa/icefall.git
synced 2025-08-08 09:32:20 +00:00
152 lines
3.3 KiB
Python
152 lines
3.3 KiB
Python
#!/usr/bin/env python3
|
|
# Copyright 2021 Xiaomi Corp. (authors: Fangjun Kuang
|
|
# Mingshuang Luo)
|
|
#
|
|
# See ../../../../LICENSE for clarification regarding multiple authors
|
|
#
|
|
# Licensed under the Apache License, Version 2.0 (the "License");
|
|
# you may not use this file except in compliance with the License.
|
|
# You may obtain a copy of the License at
|
|
#
|
|
# http://www.apache.org/licenses/LICENSE-2.0
|
|
#
|
|
# Unless required by applicable law or agreed to in writing, software
|
|
# distributed under the License is distributed on an "AS IS" BASIS,
|
|
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
# See the License for the specific language governing permissions and
|
|
# limitations under the License.
|
|
|
|
"""
|
|
This file displays duration statistics of utterances in a manifest.
|
|
You can use the displayed value to choose minimum/maximum duration
|
|
to remove short and long utterances during the training.
|
|
See the function `remove_short_and_long_utt()`
|
|
in ../../../librispeech/ASR/transducer/train.py
|
|
for usage.
|
|
"""
|
|
|
|
|
|
from lhotse import load_manifest_lazy
|
|
|
|
|
|
def main():
|
|
paths = [
|
|
"./data/fbank/cuts_S.jsonl.gz",
|
|
"./data/fbank/cuts_M.jsonl.gz",
|
|
"./data/fbank/cuts_L.jsonl.gz",
|
|
"./data/fbank/cuts_DEV.jsonl.gz",
|
|
"./data/fbank/cuts_TEST_NET.jsonl.gz",
|
|
"./data/fbank/cuts_TEST_MEETING.jsonl.gz",
|
|
]
|
|
|
|
for path in paths:
|
|
print(f"Starting display the statistics for {path}")
|
|
cuts = load_manifest_lazy(path)
|
|
cuts.describe()
|
|
|
|
|
|
if __name__ == "__main__":
|
|
main()
|
|
|
|
"""
|
|
Starting display the statistics for ./data/fbank/cuts_L.jsonl.gz
|
|
|
|
Cuts count: 43874235
|
|
Total duration (hours): 30217.3
|
|
Speech duration (hours): 30217.3 (100.0%)
|
|
***
|
|
Duration statistics (seconds):
|
|
mean 2.5
|
|
std 1.7
|
|
min 0.2
|
|
25% 1.4
|
|
50% 2.0
|
|
75% 3.0
|
|
99% 8.4
|
|
99.5% 9.1
|
|
99.9% 15.4
|
|
max 405.1
|
|
|
|
Starting display the statistics for ./data/fbank/cuts_S.jsonl.gz
|
|
Duration statistics (seconds):
|
|
mean 2.4
|
|
std 1.8
|
|
min 0.2
|
|
25% 1.4
|
|
50% 2.0
|
|
75% 2.9
|
|
99% 8.0
|
|
99.5% 8.7
|
|
99.9% 11.9
|
|
max 405.1
|
|
|
|
Starting display the statistics for ./data/fbank/cuts_M.jsonl.gz
|
|
Cuts count: 4543341
|
|
Total duration (hours): 3021.1
|
|
Speech duration (hours): 3021.1 (100.0%)
|
|
***
|
|
Duration statistics (seconds):
|
|
mean 2.4
|
|
std 1.6
|
|
min 0.2
|
|
25% 1.4
|
|
50% 2.0
|
|
75% 2.9
|
|
99% 8.0
|
|
99.5% 8.8
|
|
99.9% 12.1
|
|
max 405.1
|
|
|
|
Starting display the statistics for ./data/fbank/cuts_DEV.jsonl.gz
|
|
Cuts count: 13825
|
|
Total duration (hours): 20.0
|
|
Speech duration (hours): 20.0 (100.0%)
|
|
***
|
|
Duration statistics (seconds):
|
|
mean 5.2
|
|
std 2.2
|
|
min 1.0
|
|
25% 3.3
|
|
50% 4.9
|
|
75% 7.0
|
|
99% 9.6
|
|
99.5% 9.8
|
|
99.9% 10.0
|
|
max 10.0
|
|
|
|
Starting display the statistics for ./data/fbank/cuts_TEST_NET.jsonl.gz
|
|
Cuts count: 24774
|
|
Total duration (hours): 23.1
|
|
Speech duration (hours): 23.1 (100.0%)
|
|
***
|
|
Duration statistics (seconds):
|
|
mean 3.4
|
|
std 2.6
|
|
min 0.1
|
|
25% 1.4
|
|
50% 2.4
|
|
75% 4.8
|
|
99% 13.1
|
|
99.5% 14.5
|
|
99.9% 18.5
|
|
max 33.3
|
|
|
|
Starting display the statistics for ./data/fbank/cuts_TEST_MEETING.jsonl.gz
|
|
Cuts count: 8370
|
|
Total duration (hours): 15.2
|
|
Speech duration (hours): 15.2 (100.0%)
|
|
***
|
|
Duration statistics (seconds):
|
|
mean 6.5
|
|
std 3.5
|
|
min 0.8
|
|
25% 3.7
|
|
50% 5.8
|
|
75% 8.8
|
|
99% 15.2
|
|
99.5% 16.0
|
|
99.9% 18.8
|
|
max 24.6
|
|
|
|
"""
|