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Added more cca() unit tests.

This commit is contained in:
Davis King 2013-01-20 13:43:50 -05:00
parent a99fc5661a
commit 2b7b216f7c
1 changed files with 40 additions and 0 deletions
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40
dlib/test/cca.cpp
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@ -166,6 +166,16 @@ namespace
DLIB_TEST(Ltrans.nc() == Rtrans.nc());
dlog << LINFO << "correlations: "<< trans(correlations);
if (Ltrans.nc() > 1)
{
// The CCA projection directions are supposed to be uncorrelated for
// non-matching pairs of projections.
const double corr_rot1_error = max(abs(compute_correlations(rm_zeros(L*rotate<0,1>(Ltrans)), rm_zeros(R*Rtrans))));
dlog << LINFO << "corr_rot1_error: "<< corr_rot1_error;
DLIB_TEST(std::abs(corr_rot1_error) < 1e-11);
}
// Matching projection directions should be correlated with the amount of
// correlation indicated by the return value of cca().
const double corr_error = max(abs(compute_correlations(rm_zeros(L*Ltrans), rm_zeros(R*Rtrans)) - correlations));
dlog << LINFO << "correlation error: "<< corr_error;
DLIB_TEST(corr_error < 1e-13);
@ -175,6 +185,16 @@ namespace
DLIB_TEST(Ltrans.nc() == Rtrans.nc());
dlog << LINFO << "correlations: "<< trans(correlations);
if (Ltrans.nc() > 1)
{
// The CCA projection directions are supposed to be uncorrelated for
// non-matching pairs of projections.
const double corr_rot1_error = max(abs(compute_correlations(rm_zeros(L*rotate<0,1>(Ltrans)), rm_zeros(R*Rtrans))));
dlog << LINFO << "corr_rot1_error: "<< corr_rot1_error;
DLIB_TEST(std::abs(corr_rot1_error) < 1e-11);
}
// Matching projection directions should be correlated with the amount of
// correlation indicated by the return value of cca().
const double corr_error = max(abs(compute_correlations(rm_zeros(L*Ltrans), rm_zeros(R*Rtrans)) - correlations));
dlog << LINFO << "correlation error: "<< corr_error;
DLIB_TEST(corr_error < 1e-13);
@ -206,6 +226,16 @@ namespace
{
correlations = cca(L, R, Ltrans, Rtrans, rank);
DLIB_TEST(Ltrans.nc() == Rtrans.nc());
if (Ltrans.nc() > 1)
{
// The CCA projection directions are supposed to be uncorrelated for
// non-matching pairs of projections.
const double corr_rot1_error = max(abs(compute_correlations(rm_zeros(L*rotate<0,1>(Ltrans)), rm_zeros(R*Rtrans))));
dlog << LINFO << "corr_rot1_error: "<< corr_rot1_error;
DLIB_TEST(std::abs(corr_rot1_error) < 1e-11);
}
// Matching projection directions should be correlated with the amount of
// correlation indicated by the return value of cca().
const double corr_error = max(abs(compute_correlations(rm_zeros(L*Ltrans), rm_zeros(R*Rtrans)) - correlations));
dlog << LINFO << "correlation error: "<< corr_error;
DLIB_TEST(corr_error < 1e-13);
@ -219,6 +249,16 @@ namespace
{
correlations = cca(mat_to_sparse(L), mat_to_sparse(R), Ltrans, Rtrans, rank);
DLIB_TEST(Ltrans.nc() == Rtrans.nc());
if (Ltrans.nc() > 1)
{
// The CCA projection directions are supposed to be uncorrelated for
// non-matching pairs of projections.
const double corr_rot1_error = max(abs(compute_correlations(rm_zeros(L*rotate<0,1>(Ltrans)), rm_zeros(R*Rtrans))));
dlog << LINFO << "corr_rot1_error: "<< corr_rot1_error;
DLIB_TEST(std::abs(corr_rot1_error) < 1e-11);
}
// Matching projection directions should be correlated with the amount of
// correlation indicated by the return value of cca().
const double corr_error = max(abs(compute_correlations(rm_zeros(L*Ltrans), rm_zeros(R*Rtrans)) - correlations));
dlog << LINFO << "correlation error: "<< corr_error;
DLIB_TEST(corr_error < 1e-13);