Function softmax

bark.cpp:184–199

}

static void softmax(std::vector<float>& logits) {
    // for numerical stability
    float maxl = -INFINITY;
    for (const auto& l : logits)
        maxl = std::max(maxl, l);

    // softmax
    float sum = 0.0;
    for (auto& l : logits) {
        l = exp(l - maxl);
        sum += l;
    }

    for (auto& l : logits)
        l /= sum;
}

static bark_token gpt_multinomial_sample(
    std::vector<float>& logits,