Use high_freq -400 in computing fbank features. (#1447)

See also k2-fsa/sherpa-onnx#514
k2-fsa · Jan 4, 2024 · 8136ad7 · 8136ad7
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diff --git a/egs/aidatatang_200zh/ASR/pruned_transducer_stateless2/pretrained.py b/egs/aidatatang_200zh/ASR/pruned_transducer_stateless2/pretrained.py
@@ -242,6 +242,7 @@ def main():
     opts.frame_opts.snip_edges = False
     opts.frame_opts.samp_freq = params.sample_rate
     opts.mel_opts.num_bins = params.feature_dim
+    opts.mel_opts.high_freq = -400
 
     fbank = kaldifeat.Fbank(opts)
 

diff --git a/egs/aishell/ASR/conformer_ctc/pretrained.py b/egs/aishell/ASR/conformer_ctc/pretrained.py
@@ -261,6 +261,7 @@ def main():
     opts.frame_opts.snip_edges = False
     opts.frame_opts.samp_freq = params.sample_rate
     opts.mel_opts.num_bins = params.feature_dim
+    opts.mel_opts.high_freq = -400
 
     fbank = kaldifeat.Fbank(opts)
 

diff --git a/egs/aishell/ASR/pruned_transducer_stateless2/pretrained.py b/egs/aishell/ASR/pruned_transducer_stateless2/pretrained.py
@@ -240,6 +240,7 @@ def main():
     opts.frame_opts.snip_edges = False
     opts.frame_opts.samp_freq = params.sample_rate
     opts.mel_opts.num_bins = params.feature_dim
+    opts.mel_opts.high_freq = -400
 
     fbank = kaldifeat.Fbank(opts)
 

diff --git a/egs/aishell/ASR/pruned_transducer_stateless3/pretrained.py b/egs/aishell/ASR/pruned_transducer_stateless3/pretrained.py
@@ -241,6 +241,7 @@ def main():
     opts.frame_opts.snip_edges = False
     opts.frame_opts.samp_freq = params.sample_rate
     opts.mel_opts.num_bins = params.feature_dim
+    opts.mel_opts.high_freq = -400
 
     fbank = kaldifeat.Fbank(opts)
 

diff --git a/egs/aishell/ASR/pruned_transducer_stateless7/jit_pretrained.py b/egs/aishell/ASR/pruned_transducer_stateless7/jit_pretrained.py
@@ -230,6 +230,7 @@ def main():
     opts.frame_opts.snip_edges = False
     opts.frame_opts.samp_freq = 16000
     opts.mel_opts.num_bins = 80
+    opts.mel_opts.high_freq = -400
 
     fbank = kaldifeat.Fbank(opts)
 

diff --git a/egs/aishell/ASR/pruned_transducer_stateless7/onnx_pretrained.py b/egs/aishell/ASR/pruned_transducer_stateless7/onnx_pretrained.py
@@ -369,6 +369,7 @@ def main():
     opts.frame_opts.snip_edges = False
     opts.frame_opts.samp_freq = args.sample_rate
     opts.mel_opts.num_bins = 80
+    opts.mel_opts.high_freq = -400
 
     fbank = kaldifeat.Fbank(opts)
 

diff --git a/egs/aishell/ASR/pruned_transducer_stateless7_bbpe/jit_pretrained.py b/egs/aishell/ASR/pruned_transducer_stateless7_bbpe/jit_pretrained.py
@@ -227,6 +227,7 @@ def main():
     opts.frame_opts.snip_edges = False
     opts.frame_opts.samp_freq = 16000
     opts.mel_opts.num_bins = 80
+    opts.mel_opts.high_freq = -400
 
     fbank = kaldifeat.Fbank(opts)
 

diff --git a/egs/aishell/ASR/pruned_transducer_stateless7_bbpe/pretrained.py b/egs/aishell/ASR/pruned_transducer_stateless7_bbpe/pretrained.py
@@ -250,6 +250,7 @@ def main():
     opts.frame_opts.snip_edges = False
     opts.frame_opts.samp_freq = params.sample_rate
     opts.mel_opts.num_bins = params.feature_dim
+    opts.mel_opts.high_freq = -400
 
     fbank = kaldifeat.Fbank(opts)
 

diff --git a/egs/aishell/ASR/pruned_transducer_stateless7_streaming/streaming_decode.py b/egs/aishell/ASR/pruned_transducer_stateless7_streaming/streaming_decode.py
@@ -317,6 +317,7 @@ def decode_dataset(
     opts.frame_opts.snip_edges = False
     opts.frame_opts.samp_freq = 16000
     opts.mel_opts.num_bins = 80
+    opts.mel_opts.high_freq = -400
 
     log_interval = 50
 

diff --git a/egs/aishell/ASR/tdnn_lstm_ctc/pretrained.py b/egs/aishell/ASR/tdnn_lstm_ctc/pretrained.py
@@ -158,6 +158,7 @@ def main():
     opts.frame_opts.snip_edges = False
     opts.frame_opts.samp_freq = params.sample_rate
     opts.mel_opts.num_bins = params.feature_dim
+    opts.mel_opts.high_freq = -400
 
     fbank = kaldifeat.Fbank(opts)
 

diff --git a/egs/aishell/ASR/transducer_stateless/pretrained.py b/egs/aishell/ASR/transducer_stateless/pretrained.py
@@ -258,6 +258,7 @@ def main():
     opts.frame_opts.snip_edges = False
     opts.frame_opts.samp_freq = params.sample_rate
     opts.mel_opts.num_bins = params.feature_dim
+    opts.mel_opts.high_freq = -400
 
     fbank = kaldifeat.Fbank(opts)
 

diff --git a/egs/aishell/ASR/transducer_stateless_modified-2/pretrained.py b/egs/aishell/ASR/transducer_stateless_modified-2/pretrained.py
@@ -238,6 +238,7 @@ def main():
     opts.frame_opts.snip_edges = False
     opts.frame_opts.samp_freq = params.sample_rate
     opts.mel_opts.num_bins = params.feature_dim
+    opts.mel_opts.high_freq = -400
 
     fbank = kaldifeat.Fbank(opts)
 

diff --git a/egs/aishell/ASR/transducer_stateless_modified/pretrained.py b/egs/aishell/ASR/transducer_stateless_modified/pretrained.py
@@ -238,6 +238,7 @@ def main():
     opts.frame_opts.snip_edges = False
     opts.frame_opts.samp_freq = params.sample_rate
     opts.mel_opts.num_bins = params.feature_dim
+    opts.mel_opts.high_freq = -400
 
     fbank = kaldifeat.Fbank(opts)
 

diff --git a/egs/aishell/ASR/zipformer/streaming_decode.py b/egs/aishell/ASR/zipformer/streaming_decode.py
@@ -572,6 +572,7 @@ def decode_dataset(
     opts.frame_opts.snip_edges = False
     opts.frame_opts.samp_freq = 16000
     opts.mel_opts.num_bins = 80
+    opts.mel_opts.high_freq = -400
 
     log_interval = 100
 

diff --git a/egs/aishell2/ASR/pruned_transducer_stateless5/pretrained.py b/egs/aishell2/ASR/pruned_transducer_stateless5/pretrained.py
@@ -239,6 +239,7 @@ def main():
     opts.frame_opts.snip_edges = False
     opts.frame_opts.samp_freq = params.sample_rate
     opts.mel_opts.num_bins = params.feature_dim
+    opts.mel_opts.high_freq = -400
 
     fbank = kaldifeat.Fbank(opts)
 

diff --git a/egs/aishell4/ASR/pruned_transducer_stateless5/pretrained.py b/egs/aishell4/ASR/pruned_transducer_stateless5/pretrained.py
@@ -251,6 +251,7 @@ def main():
     opts.frame_opts.snip_edges = False
     opts.frame_opts.samp_freq = params.sample_rate
     opts.mel_opts.num_bins = params.feature_dim
+    opts.mel_opts.high_freq = -400
 
     fbank = kaldifeat.Fbank(opts)
 

diff --git a/egs/alimeeting/ASR/pruned_transducer_stateless2/pretrained.py b/egs/alimeeting/ASR/pruned_transducer_stateless2/pretrained.py
@@ -242,6 +242,7 @@ def main():
     opts.frame_opts.snip_edges = False
     opts.frame_opts.samp_freq = params.sample_rate
     opts.mel_opts.num_bins = params.feature_dim
+    opts.mel_opts.high_freq = -400
 
     fbank = kaldifeat.Fbank(opts)
 

diff --git a/egs/commonvoice/ASR/pruned_transducer_stateless7/onnx_pretrained.py b/egs/commonvoice/ASR/pruned_transducer_stateless7/onnx_pretrained.py
@@ -370,6 +370,7 @@ def main():
     opts.frame_opts.snip_edges = False
     opts.frame_opts.samp_freq = args.sample_rate
     opts.mel_opts.num_bins = 80
+    opts.mel_opts.high_freq = -400
 
     fbank = kaldifeat.Fbank(opts)
 

diff --git a/egs/commonvoice/ASR/pruned_transducer_stateless7/pretrained.py b/egs/commonvoice/ASR/pruned_transducer_stateless7/pretrained.py
@@ -260,6 +260,7 @@ def main():
     opts.frame_opts.snip_edges = False
     opts.frame_opts.samp_freq = params.sample_rate
     opts.mel_opts.num_bins = params.feature_dim
+    opts.mel_opts.high_freq = -400
 
     fbank = kaldifeat.Fbank(opts)
 

diff --git a/egs/commonvoice/ASR/pruned_transducer_stateless7_streaming/streaming_decode.py b/egs/commonvoice/ASR/pruned_transducer_stateless7_streaming/streaming_decode.py
@@ -320,6 +320,7 @@ def decode_dataset(
     opts.frame_opts.snip_edges = False
     opts.frame_opts.samp_freq = 16000
     opts.mel_opts.num_bins = 80
+    opts.mel_opts.high_freq = -400
 
     log_interval = 50
 

diff --git a/egs/csj/ASR/pruned_transducer_stateless7_streaming/jit_trace_pretrained.py b/egs/csj/ASR/pruned_transducer_stateless7_streaming/jit_trace_pretrained.py
@@ -177,6 +177,7 @@ def create_streaming_feature_extractor(sample_rate) -> OnlineFeature:
     opts.frame_opts.snip_edges = False
     opts.frame_opts.samp_freq = sample_rate
     opts.mel_opts.num_bins = 80
+    opts.mel_opts.high_freq = -400
     return OnlineFbank(opts)
 
 

diff --git a/egs/csj/ASR/pruned_transducer_stateless7_streaming/pretrained.py b/egs/csj/ASR/pruned_transducer_stateless7_streaming/pretrained.py
@@ -252,6 +252,7 @@ def main():
     opts.frame_opts.snip_edges = False
     opts.frame_opts.samp_freq = params.sample_rate
     opts.mel_opts.num_bins = params.feature_dim
+    opts.mel_opts.high_freq = -400
 
     fbank = kaldifeat.Fbank(opts)
 

diff --git a/egs/csj/ASR/pruned_transducer_stateless7_streaming/streaming_decode.py b/egs/csj/ASR/pruned_transducer_stateless7_streaming/streaming_decode.py
@@ -337,6 +337,7 @@ def decode_dataset(
     opts.frame_opts.snip_edges = False
     opts.frame_opts.samp_freq = 16000
     opts.mel_opts.num_bins = 80
+    opts.mel_opts.high_freq = -400
 
     log_interval = 50
 

diff --git a/egs/gigaspeech/ASR/zipformer/streaming_decode.py b/egs/gigaspeech/ASR/zipformer/streaming_decode.py
@@ -553,6 +553,7 @@ def decode_dataset(
     opts.frame_opts.snip_edges = False
     opts.frame_opts.samp_freq = 16000
     opts.mel_opts.num_bins = 80
+    opts.mel_opts.high_freq = -400
 
     log_interval = 100
 

diff --git a/egs/libriheavy/ASR/zipformer_prompt_asr/pretrained.py b/egs/libriheavy/ASR/zipformer_prompt_asr/pretrained.py
@@ -264,6 +264,7 @@ def main():
     opts.frame_opts.snip_edges = False
     opts.frame_opts.samp_freq = params.sample_rate
     opts.mel_opts.num_bins = params.feature_dim
+    opts.mel_opts.high_freq = -400
 
     fbank = kaldifeat.Fbank(opts)
 

diff --git a/egs/librispeech/ASR/conformer_ctc/jit_pretrained_decode_with_H.py b/egs/librispeech/ASR/conformer_ctc/jit_pretrained_decode_with_H.py
@@ -195,6 +195,7 @@ def main():
     opts.frame_opts.snip_edges = False
     opts.frame_opts.samp_freq = sample_rate
     opts.mel_opts.num_bins = 80
+    opts.mel_opts.high_freq = -400
 
     fbank = kaldifeat.Fbank(opts)
 

diff --git a/egs/librispeech/ASR/conformer_ctc/jit_pretrained_decode_with_HL.py b/egs/librispeech/ASR/conformer_ctc/jit_pretrained_decode_with_HL.py
@@ -192,6 +192,7 @@ def main():
     opts.frame_opts.snip_edges = False
     opts.frame_opts.samp_freq = sample_rate
     opts.mel_opts.num_bins = 80
+    opts.mel_opts.high_freq = -400
 
     fbank = kaldifeat.Fbank(opts)
 

diff --git a/egs/librispeech/ASR/conformer_ctc/jit_pretrained_decode_with_HLG.py b/egs/librispeech/ASR/conformer_ctc/jit_pretrained_decode_with_HLG.py
@@ -191,6 +191,7 @@ def main():
     opts.frame_opts.snip_edges = False
     opts.frame_opts.samp_freq = sample_rate
     opts.mel_opts.num_bins = 80
+    opts.mel_opts.high_freq = -400
 
     fbank = kaldifeat.Fbank(opts)
 

diff --git a/egs/librispeech/ASR/conformer_ctc/pretrained.py b/egs/librispeech/ASR/conformer_ctc/pretrained.py
@@ -283,6 +283,7 @@ def main():
     opts.frame_opts.snip_edges = False
     opts.frame_opts.samp_freq = params.sample_rate
     opts.mel_opts.num_bins = params.feature_dim
+    opts.mel_opts.high_freq = -400
 
     fbank = kaldifeat.Fbank(opts)
 

diff --git a/egs/librispeech/ASR/conformer_ctc3/jit_pretrained.py b/egs/librispeech/ASR/conformer_ctc3/jit_pretrained.py
@@ -271,6 +271,7 @@ def main():
     opts.frame_opts.snip_edges = False
     opts.frame_opts.samp_freq = params.sample_rate
     opts.mel_opts.num_bins = params.feature_dim
+    opts.mel_opts.high_freq = -400
 
     fbank = kaldifeat.Fbank(opts)
 

diff --git a/egs/librispeech/ASR/conformer_ctc3/pretrained.py b/egs/librispeech/ASR/conformer_ctc3/pretrained.py
@@ -302,6 +302,7 @@ def main():
     opts.frame_opts.snip_edges = False
     opts.frame_opts.samp_freq = params.sample_rate
     opts.mel_opts.num_bins = params.feature_dim
+    opts.mel_opts.high_freq = -400
 
     fbank = kaldifeat.Fbank(opts)
 

diff --git a/egs/librispeech/ASR/conv_emformer_transducer_stateless/streaming_decode.py b/egs/librispeech/ASR/conv_emformer_transducer_stateless/streaming_decode.py
@@ -623,6 +623,7 @@ def create_streaming_feature_extractor() -> Fbank:
     opts.frame_opts.snip_edges = False
     opts.frame_opts.samp_freq = 16000
     opts.mel_opts.num_bins = 80
+    opts.mel_opts.high_freq = -400
     return Fbank(opts)
 
 

diff --git a/egs/librispeech/ASR/conv_emformer_transducer_stateless2/jit_pretrained.py b/egs/librispeech/ASR/conv_emformer_transducer_stateless2/jit_pretrained.py
@@ -184,6 +184,7 @@ def create_streaming_feature_extractor(sample_rate) -> OnlineFeature:
     opts.frame_opts.snip_edges = False
     opts.frame_opts.samp_freq = sample_rate
     opts.mel_opts.num_bins = 80
+    opts.mel_opts.high_freq = -400
     return OnlineFbank(opts)
 
 

diff --git a/egs/librispeech/ASR/conv_emformer_transducer_stateless2/onnx_pretrained.py b/egs/librispeech/ASR/conv_emformer_transducer_stateless2/onnx_pretrained.py
@@ -326,6 +326,7 @@ def create_streaming_feature_extractor() -> OnlineFeature:
     opts.frame_opts.snip_edges = False
     opts.frame_opts.samp_freq = 16000
     opts.mel_opts.num_bins = 80
+    opts.mel_opts.high_freq = -400
     return OnlineFbank(opts)
 
 

diff --git a/egs/librispeech/ASR/conv_emformer_transducer_stateless2/streaming-ncnn-decode.py b/egs/librispeech/ASR/conv_emformer_transducer_stateless2/streaming-ncnn-decode.py
@@ -276,6 +276,7 @@ def create_streaming_feature_extractor() -> OnlineFeature:
     opts.frame_opts.snip_edges = False
     opts.frame_opts.samp_freq = 16000
     opts.mel_opts.num_bins = 80
+    opts.mel_opts.high_freq = -400
     return OnlineFbank(opts)
 
 

diff --git a/egs/librispeech/ASR/conv_emformer_transducer_stateless2/streaming_decode.py b/egs/librispeech/ASR/conv_emformer_transducer_stateless2/streaming_decode.py
@@ -623,6 +623,7 @@ def create_streaming_feature_extractor() -> Fbank:
     opts.frame_opts.snip_edges = False
     opts.frame_opts.samp_freq = 16000
     opts.mel_opts.num_bins = 80
+    opts.mel_opts.high_freq = -400
     return Fbank(opts)
 
 

diff --git a/egs/librispeech/ASR/lstm_transducer_stateless/jit_pretrained.py b/egs/librispeech/ASR/lstm_transducer_stateless/jit_pretrained.py
@@ -266,6 +266,7 @@ def main():
     opts.frame_opts.snip_edges = False
     opts.frame_opts.samp_freq = args.sample_rate
     opts.mel_opts.num_bins = 80
+    opts.mel_opts.high_freq = -400
 
     fbank = kaldifeat.Fbank(opts)
 

diff --git a/egs/librispeech/ASR/lstm_transducer_stateless/pretrained.py b/egs/librispeech/ASR/lstm_transducer_stateless/pretrained.py
@@ -251,6 +251,7 @@ def main():
     opts.frame_opts.snip_edges = False
     opts.frame_opts.samp_freq = params.sample_rate
     opts.mel_opts.num_bins = params.feature_dim
+    opts.mel_opts.high_freq = -400
 
     fbank = kaldifeat.Fbank(opts)
 

diff --git a/egs/librispeech/ASR/lstm_transducer_stateless/streaming_decode.py b/egs/librispeech/ASR/lstm_transducer_stateless/streaming_decode.py
@@ -615,6 +615,7 @@ def create_streaming_feature_extractor() -> Fbank:
     opts.frame_opts.snip_edges = False
     opts.frame_opts.samp_freq = 16000
     opts.mel_opts.num_bins = 80
+    opts.mel_opts.high_freq = -400
     return Fbank(opts)
 
 

diff --git a/egs/librispeech/ASR/lstm_transducer_stateless2/jit_pretrained.py b/egs/librispeech/ASR/lstm_transducer_stateless2/jit_pretrained.py
@@ -267,6 +267,7 @@ def main():
     opts.frame_opts.snip_edges = False
     opts.frame_opts.samp_freq = args.sample_rate
     opts.mel_opts.num_bins = 80
+    opts.mel_opts.high_freq = -400
 
     fbank = kaldifeat.Fbank(opts)
 

diff --git a/egs/librispeech/ASR/lstm_transducer_stateless2/ncnn-decode.py b/egs/librispeech/ASR/lstm_transducer_stateless2/ncnn-decode.py
@@ -255,6 +255,7 @@ def main():
     opts.frame_opts.snip_edges = False
     opts.frame_opts.samp_freq = sample_rate
     opts.mel_opts.num_bins = 80
+    opts.mel_opts.high_freq = -400
 
     fbank = kaldifeat.Fbank(opts)
 

diff --git a/egs/librispeech/ASR/lstm_transducer_stateless2/onnx_pretrained.py b/egs/librispeech/ASR/lstm_transducer_stateless2/onnx_pretrained.py
@@ -298,6 +298,7 @@ def create_streaming_feature_extractor() -> OnlineFeature:
     opts.frame_opts.snip_edges = False
     opts.frame_opts.samp_freq = 16000
     opts.mel_opts.num_bins = 80
+    opts.mel_opts.high_freq = -400
     return OnlineFbank(opts)
 
 

diff --git a/egs/librispeech/ASR/lstm_transducer_stateless2/pretrained.py b/egs/librispeech/ASR/lstm_transducer_stateless2/pretrained.py
@@ -254,6 +254,7 @@ def main():
     opts.frame_opts.snip_edges = False
     opts.frame_opts.samp_freq = params.sample_rate
     opts.mel_opts.num_bins = params.feature_dim
+    opts.mel_opts.high_freq = -400
 
     fbank = kaldifeat.Fbank(opts)
 

diff --git a/egs/librispeech/ASR/lstm_transducer_stateless2/streaming-ncnn-decode.py b/egs/librispeech/ASR/lstm_transducer_stateless2/streaming-ncnn-decode.py
@@ -217,6 +217,7 @@ def create_streaming_feature_extractor() -> OnlineFeature:
     opts.frame_opts.snip_edges = False
     opts.frame_opts.samp_freq = 16000
     opts.mel_opts.num_bins = 80
+    opts.mel_opts.high_freq = -400
     return OnlineFbank(opts)
 
 

diff --git a/egs/librispeech/ASR/lstm_transducer_stateless2/streaming-onnx-decode.py b/egs/librispeech/ASR/lstm_transducer_stateless2/streaming-onnx-decode.py
@@ -344,6 +344,7 @@ def create_streaming_feature_extractor() -> OnlineFeature:
     opts.frame_opts.snip_edges = False
     opts.frame_opts.samp_freq = 16000
     opts.mel_opts.num_bins = 80
+    opts.mel_opts.high_freq = -400
     return OnlineFbank(opts)
 
 

diff --git a/egs/librispeech/ASR/lstm_transducer_stateless3/jit_pretrained.py b/egs/librispeech/ASR/lstm_transducer_stateless3/jit_pretrained.py
@@ -266,6 +266,7 @@ def main():
     opts.frame_opts.snip_edges = False
     opts.frame_opts.samp_freq = args.sample_rate
     opts.mel_opts.num_bins = 80
+    opts.mel_opts.high_freq = -400
 
     fbank = kaldifeat.Fbank(opts)
 

diff --git a/egs/librispeech/ASR/lstm_transducer_stateless3/pretrained.py b/egs/librispeech/ASR/lstm_transducer_stateless3/pretrained.py
@@ -252,6 +252,7 @@ def main():
     opts.frame_opts.snip_edges = False
     opts.frame_opts.samp_freq = params.sample_rate
     opts.mel_opts.num_bins = params.feature_dim
+    opts.mel_opts.high_freq = -400
 
     fbank = kaldifeat.Fbank(opts)
 

diff --git a/egs/librispeech/ASR/lstm_transducer_stateless3/streaming_decode.py b/egs/librispeech/ASR/lstm_transducer_stateless3/streaming_decode.py
@@ -615,6 +615,7 @@ def create_streaming_feature_extractor() -> Fbank:
     opts.frame_opts.snip_edges = False
     opts.frame_opts.samp_freq = 16000
     opts.mel_opts.num_bins = 80
+    opts.mel_opts.high_freq = -400
     return Fbank(opts)
 
 

diff --git a/egs/librispeech/ASR/pruned_transducer_stateless/pretrained.py b/egs/librispeech/ASR/pruned_transducer_stateless/pretrained.py
@@ -277,6 +277,7 @@ def main():
     opts.frame_opts.snip_edges = False
     opts.frame_opts.samp_freq = params.sample_rate
     opts.mel_opts.num_bins = params.feature_dim
+    opts.mel_opts.high_freq = -400
 
     fbank = kaldifeat.Fbank(opts)
 

diff --git a/egs/librispeech/ASR/pruned_transducer_stateless/streaming_decode.py b/egs/librispeech/ASR/pruned_transducer_stateless/streaming_decode.py
@@ -334,6 +334,7 @@ def decode_dataset(
     opts.frame_opts.snip_edges = False
     opts.frame_opts.samp_freq = 16000
     opts.mel_opts.num_bins = 80
+    opts.mel_opts.high_freq = -400
 
     log_interval = 100