src/speech_reps/featurize.py [120:139]:
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            _run_cmd(cmd)

            cmvn_scp = temp_dir / "cmvn.scp"
            if cmvn_spec is not None:
                # If CMVN specifier is provided, we create a dummy scp
                cmvn_scp.write_text("file-0 {cmvn_spec}\n")
            else:
                # Compute CMVN stats
                cmvn_ark = temp_dir / "cmvn.ark"
                cmd = f"compute-cmvn-stats scp:{feat_scp} ark,scp:{cmvn_ark},{cmvn_scp}"
                _run_cmd(cmd)

            # Apply CMVN
            final_ark = temp_dir / "final.ark"
            final_scp = temp_dir / "final.scp"
            cmd = f"apply-cmvn --norm-vars=true scp:{cmvn_scp} scp:{feat_scp} ark,scp:{final_ark},{final_scp}"
            _run_cmd(cmd)

            with final_scp.open('rb') as fp:
                feats = [features for _, features in kaldi_io.read_mat_scp(fp)][0]
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src/speech_reps/featurize.py [304:323]:
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            _run_cmd(cmd)

            cmvn_scp = temp_dir / "cmvn.scp"
            if cmvn_spec is not None:
                # If CMVN specifier is provided, we create a dummy scp
                cmvn_scp.write_text("file-0 {cmvn_spec}\n")
            else:
                # Compute CMVN stats
                cmvn_ark = temp_dir / "cmvn.ark"
                cmd = f"compute-cmvn-stats scp:{feat_scp} ark,scp:{cmvn_ark},{cmvn_scp}"
                _run_cmd(cmd)

            # Apply CMVN
            final_ark = temp_dir / "final.ark"
            final_scp = temp_dir / "final.scp"
            cmd = f"apply-cmvn --norm-vars=true scp:{cmvn_scp} scp:{feat_scp} ark,scp:{final_ark},{final_scp}"
            _run_cmd(cmd)

            with final_scp.open('rb') as fp:
                feats = [features for _, features in kaldi_io.read_mat_scp(fp)][0]
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