Function CalcNormalization

catboost/private/libs/algo/online_ctr.cpp:102–112

}

void CalcNormalization(const TVector<float>& priors, TVector<float>* shift, TVector<float>* norm) {
    shift->yresize(priors.size());
    norm->yresize(priors.size());
    for (int i = 0; i < priors.ysize(); ++i) {
        float prior = priors[i];
        float left = Min(0.0f, prior);
        float right = Max(1.0f, prior);
        (*shift)[i] = -left;
        (*norm)[i] = (right - left);
    }
}


static void UpdateGoodCount(int curCount, ECtrType ctrType, int* goodCount) {