def testMatrixLoading(self):
"""test for diagonal loading"""
# trivial
assert_equal(diagonal_loading(self.mat, 1.0), sp.eye(3))
assert_equal(coloured_loading(self.mat, 1.0), sp.eye(3))
# application
c = 5.2445626465380286
assert_equal(diagonal_loading(self.mat, 3.0),
sp.array([[c, 2, 1], [2, c, 2], [1, 2, c]]))
assert_almost_equal(coloured_loading(self.mat, 3.0), sp.array([
[4.1713186830564446, 1.7111326024008537, 1.1713186830564448],
[1.7111326024008537, 4.4870710649124632, 1.7111326024008537],
[1.1713186830564448, 1.7111326024008537, 4.1713186830564446]]))
def old_code_container(self):
r = sp.array([1.0, 0.9, 0.8])
C = sp_la.toeplitz(r)
cnos = [10, 15.3, 50]
print 'initial matrix:'
print C
print
for cno in cnos:
print 'initial condition:', matrix_cond(C)
print 'target condition:', cno
print
Ddiag = diagonal_loading(C, cno)
Dcol = coloured_loading(C, cno)
print 'diagonally loaded:', matrix_cond(Ddiag)
print Ddiag
print 'coloured loaded:', matrix_cond(Dcol)
print Dcol
print
print 'C matrix:', matrix_cond(C)
print C
Cnew = coloured_loading(C, 10, overwrite_mat=True)
print 'Cnew loaded at condition:', matrix_cond(Cnew)
print Cnew
print 'same matrices: C is Cnew', C is Cnew
print
def old_code_container(self):
r = sp.array([1.0, 0.9, 0.8])
C = sp_la.toeplitz(r)
cnos = [10, 15.3, 50]
print 'initial matrix:'
print C
print
for cno in cnos:
print 'initial condition:', matrix_cond(C)
print 'target condition:', cno
print
Ddiag = diagonal_loading(C, cno)
Dcol = coloured_loading(C, cno)
print 'diagonally loaded:', matrix_cond(Ddiag)
print Ddiag
print 'coloured loaded:', matrix_cond(Dcol)
print Dcol
print
print 'C matrix:', matrix_cond(C)
print C
Cnew = coloured_loading(C, 10, overwrite_mat=True)
print 'Cnew loaded at condition:', matrix_cond(Cnew)
print Cnew
print 'same matrices: C is Cnew', C is Cnew
print
def testMatrixLoading(self):
"""test for diagonal loading"""
# trivial
assert_equal(diagonal_loading(self.mat, 1.0), sp.eye(3))
assert_equal(coloured_loading(self.mat, 1.0), sp.eye(3))
# application
assert_almost_equal(
diagonal_loading(self.mat, 3.0),
sp.array([[5.2445626465380286, 2, 1], [2, 5.2445626465380286, 2],
[1, 2, 5.2445626465380286]]))
assert_almost_equal(
coloured_loading(self.mat, 3.0),
sp.array([[4.17131868306, 1.7111326024, 1.17131868306],
[1.7111326024, 4.48707106491, 1.7111326024],
[1.17131868306, 1.7111326024, 4.17131868306]]))
def testMatrixLoading(self):
"""test for diagonal loading"""
# trivial
assert_equal(diagonal_loading(self.mat, 1.0), sp.eye(3))
assert_equal(coloured_loading(self.mat, 1.0), sp.eye(3))
# application
assert_almost_equal(
diagonal_loading(self.mat, 3.0),
sp.array([
[5.2445626465380286, 2, 1],
[2, 5.2445626465380286, 2],
[1, 2, 5.2445626465380286]]))
assert_almost_equal(
coloured_loading(self.mat, 3.0),
sp.array([
[4.17131868306, 1.7111326024, 1.17131868306],
[1.7111326024, 4.48707106491, 1.7111326024],
[1.17131868306, 1.7111326024, 4.17131868306]]))
