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chrisnc / hvx

Disciplined Convex Programming in Haskell
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cabal test fails #2

Open aavogt opened 10 years ago

aavogt commented 10 years ago

HVX.BlackBoxTests.HuberTestSpec doesn't pass here:

ellipsoidAns is

([("x",(4><1)
 [ -20000.000000000004
 ,                 0.0
 , -21333.333333333336
 ,  -20655.91117977289 ]),("y",(4><1)
 [ -20000.000000000004
 ,                 0.0
 , -21333.333333333336
 ,  -20655.91117977289 ])],2020199.5145947933,10.107763535)

while subgradAns is

([("x",(4><1)
 [  -1.519883690427249
 ,   -1.04620265003407
 ,  0.7680639641412947
 , -0.6741584739833172 ]),("y",(4><1)
 [    0.176451127779991
 , -1.71682689807249e-2
 ,  -0.7680785242367634
 ,  -1.0953244842643262 ])],0.40723437777081944)
chrisnc commented 10 years ago

This is probably a stability issue with ellipsoid... Do you have the original problem data? Might help to see what CVX does.