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  /external/chromium_org/content/browser/speech/endpointer/
energy_endpointer.cc 138 noise_level_(0),
159 noise_level_ = params_.decision_threshold() / 2.0f;
201 noise_level_ = params_.decision_threshold() / 2.0f;
320 float target_threshold = 0.3f * rms_adapt_ + noise_level_;
340 return GetDecibel(noise_level_);
351 noise_level_ = (alpha * noise_level_) + ((1 - alpha) * rms);
356 // slowly upward. The noise_level_ parameter is not currently used
358 if (noise_level_ < rms)
359 noise_level_ = (0.999f * noise_level_) + (0.001f * rms)
    [all...]
energy_endpointer.h 135 float noise_level_; member in class:content::EnergyEndpointer

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