Use high_freq -400 in computing fbank features.

k2-fsa / sherpa-ncnn

Real-time speech recognition using next-gen Kaldi with ncnn without Internet connection. Support iOS, Android, Raspberry Pi, VisionFive2, LicheePi4A etc.

https://k2-fsa.github.io/sherpa/ncnn/index.html

Apache License 2.0

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Use high_freq -400 in computing fbank features. #294

Closed csukuangfj closed 6 months ago

csukuangfj commented 6 months ago

Note that this PR is a bug-fix.