Searched defs:mSumXX (Results 1 - 1 of 1) sorted by relevance

/frameworks/native/services/sensorservice/
H A DFusion.cpp149 mat<TYPE, SIZE, SIZE> mSumXX; member in class:android::Covariance
153 Covariance() : mSumXX(0.0f), mSumX(0.0f), mN(0) { }
155 mSumXX += x*transpose(x);
161 return mSumXX*N - (mSumX*transpose(mSumX))*(N*N);
165 mSumXX = 0;

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