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Bart Slinger
2018-09-12 20:27:08 +02:00
committed by Beat Küng
parent 0009328257
commit 98b8e2d43b
1 changed files with 16 additions and 12 deletions
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test/least_squares.cpp
+16 -12
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@@ -21,10 +21,11 @@ int main()
int test_4x3() { int test_4x3() {
// Start with an (m x n) A matrix // Start with an (m x n) A matrix
float data[12] = {20.f , -10.f , -13.f , float data[12] = {20.f, -10.f, -13.f,
17.f , 16.f , -18.f , 17.f, 16.f, -18.f,
0.7f, -0.8f, 0.9f, 0.7f, -0.8f, 0.9f,
-1.f , -1.1f, -1.2f}; -1.f, -1.1f, -1.2f
};
Matrix<float, 4, 3> A(data); Matrix<float, 4, 3> A(data);
float b_data[4] = {2.0, 3.0, 4.0, 5.0}; float b_data[4] = {2.0, 3.0, 4.0, 5.0};
@@ -32,7 +33,8 @@ int test_4x3() {
float x_check_data[3] = {-0.69168233f, float x_check_data[3] = {-0.69168233f,
-0.26227593f, -0.26227593f,
-1.03767522f}; -1.03767522f
};
Vector<float, 3> x_check(x_check_data); Vector<float, 3> x_check(x_check_data);
LeastSquaresSolver<float, 4, 3> qrd = LeastSquaresSolver<float, 4, 3>(A); LeastSquaresSolver<float, 4, 3> qrd = LeastSquaresSolver<float, 4, 3>(A);
@@ -44,19 +46,21 @@ int test_4x3() {
int test_4x4() { int test_4x4() {
// Start with an (m x n) A matrix // Start with an (m x n) A matrix
float data[16] = { 20.f , -10.f , -13.f , 21.f , float data[16] = { 20.f, -10.f, -13.f, 21.f,
17.f , 16.f , -18.f , -14.f , 17.f, 16.f, -18.f, -14.f,
0.7f, -0.8f, 0.9f, -0.5f, 0.7f, -0.8f, 0.9f, -0.5f,
-1.f , -1.1f, -1.2f, -1.3f}; -1.f, -1.1f, -1.2f, -1.3f
};
Matrix<float, 4, 4> A(data); Matrix<float, 4, 4> A(data);
float b_data[4] = {2.0, 3.0, 4.0, 5.0}; float b_data[4] = {2.0, 3.0, 4.0, 5.0};
Vector<float, 4> b(b_data); Vector<float, 4> b(b_data);
float x_check_data[4] = { 0.97893433f, float x_check_data[4] = { 0.97893433f,
-2.80798701f, -2.80798701f,
-0.03175765f, -0.03175765f,
-2.19387649f}; -2.19387649f
};
Vector<float, 4> x_check(x_check_data); Vector<float, 4> x_check(x_check_data);
LeastSquaresSolver<float, 4, 4> qrd = LeastSquaresSolver<float, 4, 4>(A); LeastSquaresSolver<float, 4, 4> qrd = LeastSquaresSolver<float, 4, 4>(A);