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Default feature extraction in Lhotse is taking a long time. How can I speed-up this process or perform on-the-fly feature extraction? cc:@aarora8 |
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Answered by
desh2608
Nov 2, 2021
Replies: 2 comments 1 reply
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Answer by @pzelasko:
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Answer selected by
desh2608
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Also cc @EmreOzkose (from k2-fsa/icefall#101) |
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Answer by @pzelasko:
pip install kaldifeat
for this though. See here for the relevant method + example in Lhotse: https://github.com/lhotse-speech/lhotse/blob/master/lhotse/cut.py#L3358https://github.com/k2-fsa/icefall/blob/master/egs/librispeech/ASR/tdnn_lstm_ctc/asr_datamodule.py#L259:L267