本文整理汇总了Python中qr_mumps.solver.QRMUMPSSolver类的典型用法代码示例。如果您正苦于以下问题：Python QRMUMPSSolver类的具体用法？Python QRMUMPSSolver怎么用？Python QRMUMPSSolver使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
在下文中一共展示了QRMUMPSSolver类的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: test_dense_solve_single_rhs
def test_dense_solve_single_rhs(self):
solver = QRMUMPSSolver((self.m, self.n, self.arow, self.acol, self.aval), verbose=False)
solver.factorize()
e = np.ones(self.n, dtype=np.float64)
rhs = np.dot(self.A, e)
x = solver.solve(rhs)
assert np.allclose(np.dot(self.A,x), rhs, 1e-5)示例2: test_dense_minimum_norm_multiple_rhs
def test_dense_minimum_norm_multiple_rhs(self):
solver = QRMUMPSSolver(self.A, verbose=False)
B = np.ones([self.m, 3], dtype=np.float64)
B[:, 1] = 2 * B[:, 1]
B[:, 2] = 3 * B[:, 2]
with pytest.raises(RuntimeError):
solver = solver.minimum_norm(B)示例3: test_dense_solve_single_rhs
def test_dense_solve_single_rhs(self):
solver = QRMUMPSSolver(self.A, verbose=False)
solver.factorize()
e = np.ones(self.n, dtype=np.complex64)
rhs = self.A * e
x = solver.solve(rhs)
assert np.allclose(x, e, 1e-5)示例4: test_dense_least_squares_multiple_rhs
def test_dense_least_squares_multiple_rhs(self):
solver = QRMUMPSSolver((self.m, self.n, self.arow, self.acol, self.aval), verbose=False)
B = np.ones([self.n, 3], dtype=np.complex64)
B[:, 1] = 2 * B[:, 1]
B[:, 2] = 3 * B[:, 2]
rhs = np.dot(self.A, B)
x = solver.least_squares(rhs)
assert np.allclose(x, B, 1e-5)示例5: test_dense_minimum_norm_multiple_rhs
def test_dense_minimum_norm_multiple_rhs(self):
solver = QRMUMPSSolver((self.m, self.n, self.arow, self.acol, self.aval), verbose=False)
B = np.ones([self.n, 3], dtype=np.float64)
B[: ,1] = 2 * B[:,1]
B[: ,2] = 3 * B[:,2]
rhs = np.dot(self.A, B)
x = solver.minimum_norm(rhs)
assert np.allclose(np.dot(self.A,x), rhs, 1e-5)示例6: test_dense_solve_multiple_rhs
def test_dense_solve_multiple_rhs(self):
solver = QRMUMPSSolver((self.m, self.n, self.arow, self.acol, self.aval), verbose=False)
solver.factorize()
B = np.ones([self.n, 3], dtype=np.float64)
B[: ,1] = 2 * B[:,1]
B[: ,2] = 3 * B[:,2]
rhs = np.dot(self.A,B)
x = solver.solve(rhs)
assert np.allclose(x, B, 1e-5)示例7: test_dense_solve_multiple_rhs
def test_dense_solve_multiple_rhs(self):
solver = QRMUMPSSolver(self.A, verbose=False)
solver.factorize()
B = np.ones([self.m, 3], dtype=np.float32)
B[:, 1] = 2 * B[:, 1]
B[:, 2] = 3 * B[:, 2]
x = solver.solve(B)
assert np.allclose(self.A * x[:, 0], B[:, 0], 1e-5)
assert np.allclose(self.A * x[:, 1], B[:, 1], 1e-5)
assert np.allclose(self.A * x[:, 2], B[:, 2], 1e-5)示例8: test_dense_least_squares_multiple_rhs
def test_dense_least_squares_multiple_rhs(self):
solver = QRMUMPSSolver(self.A, verbose=False)
B = np.ones([self.n, 3], dtype=np.float64)
B[:, 1] = 2 * B[:, 1]
B[:, 2] = 3 * B[:, 2]
rhs = np.ones([self.m, 3], dtype=np.float64)
rhs[:, 0] = self.A * B[:, 0]
rhs[:, 1] = self.A * B[:, 1]
rhs[:, 2] = self.A * B[:, 2]
x = solver.least_squares(rhs)
assert np.allclose(x, B, 1e-5)示例9: QRMUMPSSolver
from qr_mumps.solver import QRMUMPSSolver
import numpy as np
m = 7
n = 5
arow = np.array([1,2,5,0,5,1,3,4,6,1,2,1,3], dtype=np.int32)
acol = np.array([0,0,0,1,1,2,2,2,2,3,3,4,4], dtype=np.int32)
aval = np.array([0.7,0.6,0.4,0.1,0.1,0.3,0.6,0.7,0.2,0.5,0.2,0.1,0.6], dtype=np.complex64)
solver = QRMUMPSSolver((m, n, arow, acol, aval), verbose=False)
solver.analyze()
solver.factorize()
rhs = np.ones(m, dtype=np.complex64)
print "rhs:"
print rhs
x = solver.solve(rhs)
print "x:"
print x
示例10: test_dense_minimum_norm_wrong_size_rhs
def test_dense_minimum_norm_wrong_size_rhs(self):
solver = QRMUMPSSolver(self.A, verbose=False)
rhs = np.ones([self.m + 1, 1], dtype=np.float64)
with pytest.raises(ValueError):
x = solver.minimum_norm(rhs)示例11: test_least_squares
def test_least_squares(self):
solver = QRMUMPSSolver(self.A, verbose=False)
rhs = np.ones([self.m, 1], dtype=np.float64)
with pytest.raises(RuntimeError):
x = solver.least_squares(rhs)示例12: test_factorize
def test_factorize(self):
solver = QRMUMPSSolver((self.m, self.n, self.arow, self.acol, self.aval), verbose=False)
solver.factorize()
assert solver.analyzed==True
assert solver.factorized==True示例13: test_dense_least_squares_wrong_size_rhs
def test_dense_least_squares_wrong_size_rhs(self):
solver = QRMUMPSSolver(self.A, verbose=False)
rhs = np.ones([self.m + 1, 1], dtype=np.float64)
with pytest.raises(ValueError):
solver = solver.least_squares(rhs)示例14: test_dense_minimum_norm_wrong_size_rhs
def test_dense_minimum_norm_wrong_size_rhs(self):
solver = QRMUMPSSolver((self.m, self.n, self.arow, self.acol, self.aval), verbose=False)
rhs = np.ones([self.m+1, 1], dtype=np.float32)
with pytest.raises(ValueError):
x = solver.minimum_norm(rhs)示例15: test_factorize
def test_factorize(self):
solver = QRMUMPSSolver(self.A, verbose=False)
solver.factorize()
assert solver.analyzed is True
assert solver.factorized is True