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/external/webrtc/webrtc/modules/audio_processing/ns/
Dns_core.c600 float avgPause, avgMagn, covMagnPause, varPause, varMagn, avgDiffNormMagn; in ComputeSpectralDifference() local
612 covMagnPause = 0.0; in ComputeSpectralDifference()
617 covMagnPause += (magnIn[i] - avgMagn) * (self->magnAvgPause[i] - avgPause); in ComputeSpectralDifference()
622 covMagnPause /= self->magnLen; in ComputeSpectralDifference()
629 varMagn - (covMagnPause * covMagnPause) / (varPause + 0.0001f); in ComputeSpectralDifference()