Bausager
9709949a5b
Sync public mirror / sync (push) Failing after 27s
Next step is ramdom and equal. I also need to have a look at add and the serial naming of the functions.
56 lines
1.4 KiB
C++
56 lines
1.4 KiB
C++
#pragma once
|
|
|
|
#include <cstdint> //uint64_t
|
|
//#include <stdexcept> // std::runtime_error
|
|
|
|
#include "../utils/vector.h"
|
|
#include "../utils/matrix.h"
|
|
|
|
#include "sum_serial.h"
|
|
|
|
namespace numerics::detail{
|
|
|
|
// ---------------- Matrix -> Scalar ----------------
|
|
template <typename T>
|
|
T mean_serial(const utils::Matrix<T>& A) {
|
|
const uint64_t rows = A.rows();
|
|
const uint64_t cols = A.cols();
|
|
T sum = detail::sum_serial(A);
|
|
sum /= static_cast<T>(rows*cols);
|
|
return sum;
|
|
}
|
|
|
|
// ---------------- Vector -> Scalar ----------------
|
|
template <typename T>
|
|
T mean_serial(const utils::Vector<T>& v) {
|
|
const uint64_t N = v.size();
|
|
T sum = detail::sum_serial(v);
|
|
sum /= static_cast<T>(N);
|
|
return sum;
|
|
}
|
|
|
|
// ---------------- Matrix -> Vector ----------------
|
|
template <typename T>
|
|
utils::Vector<T> mean_rowwise_serial(const utils::Matrix<T>& A) {
|
|
const T cols = static_cast<T>(A.cols());
|
|
utils::Vector<T> sum = detail::sum_rowwise_serial(A);
|
|
const uint64_t N = sum.size();
|
|
for (uint64_t i = 0; i < N; ++i){
|
|
sum[i] /= cols;
|
|
}
|
|
return sum;
|
|
}
|
|
|
|
template <typename T>
|
|
utils::Vector<T> mean_colwise_serial(const utils::Matrix<T>& A) {
|
|
const T rows = static_cast<T>(A.rows());
|
|
utils::Vector<T> sum = detail::sum_colwise_serial(A);
|
|
const uint64_t N = sum.size();
|
|
for (uint64_t i = 0; i < N; ++i){
|
|
sum[i] /= rows;
|
|
}
|
|
return sum;
|
|
}
|
|
} // namespace numerics
|
|
|