lbp error

gistfile1.txt

======================================================================
FAIL: test_texture.TestLBP.test_default
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/usr/local/lib/python2.7/dist-packages/nose/case.py", line 197, in runTest
    self.test(*self.arg)
  File "/home/andy/checkout/scikits.image/skimage/feature/tests/test_texture.py", line 163, in test_default
    np.testing.assert_array_equal(lbp, ref)
  File "/usr/lib/python2.7/dist-packages/numpy/testing/utils.py", line 707, in assert_array_equal
    verbose=verbose, header='Arrays are not equal')
  File "/usr/lib/python2.7/dist-packages/numpy/testing/utils.py", line 636, in assert_array_compare
    raise AssertionError(msg)
AssertionError: 
Arrays are not equal

(mismatch 19.4444444444%)
 x: array([[   0.,  241.,    0.,  255.,   96.,  255.],
       [ 135.,    0.,   20.,  153.,   64.,   56.],
       [ 198.,  255.,   12.,  191.,    0.,  124.],...
 y: array([[   0.,  251.,    0.,  255.,   96.,  255.],
       [ 143.,    0.,   20.,  153.,   64.,  184.],
       [ 254.,  255.,   12.,  191.,    0.,  255.],...

======================================================================
FAIL: test_texture.TestLBP.test_ror
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/usr/local/lib/python2.7/dist-packages/nose/case.py", line 197, in runTest
    self.test(*self.arg)
  File "/home/andy/checkout/scikits.image/skimage/feature/tests/test_texture.py", line 173, in test_ror
    np.testing.assert_array_equal(lbp, ref)
  File "/usr/lib/python2.7/dist-packages/numpy/testing/utils.py", line 707, in assert_array_equal
    verbose=verbose, header='Arrays are not equal')
  File "/usr/lib/python2.7/dist-packages/numpy/testing/utils.py", line 636, in assert_array_compare
    raise AssertionError(msg)
AssertionError: 
Arrays are not equal

(mismatch 19.4444444444%)
 x: array([[   0.,   31.,    0.,  255.,    3.,  255.],
       [  15.,    0.,    5.,   51.,    1.,    7.],
       [  27.,  255.,    3.,  127.,    0.,   31.],...
 y: array([[   0.,  127.,    0.,  255.,    3.,  255.],
       [  31.,    0.,    5.,   51.,    1.,   23.],
       [ 127.,  255.,    3.,  127.,    0.,  255.],...

======================================================================
FAIL: test_texture.TestLBP.test_uniform
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/usr/local/lib/python2.7/dist-packages/nose/case.py", line 197, in runTest
    self.test(*self.arg)
  File "/home/andy/checkout/scikits.image/skimage/feature/tests/test_texture.py", line 183, in test_uniform
    np.testing.assert_array_equal(lbp, ref)
  File "/usr/lib/python2.7/dist-packages/numpy/testing/utils.py", line 707, in assert_array_equal
    verbose=verbose, header='Arrays are not equal')
  File "/usr/lib/python2.7/dist-packages/numpy/testing/utils.py", line 636, in assert_array_compare
    raise AssertionError(msg)
AssertionError: 
Arrays are not equal

(mismatch 16.6666666667%)
 x: array([[ 0.,  5.,  0.,  8.,  2.,  8.],
       [ 4.,  0.,  9.,  9.,  1.,  3.],
       [ 9.,  8.,  2.,  7.,  0.,  5.],...
 y: array([[ 0.,  7.,  0.,  8.,  2.,  8.],
       [ 5.,  0.,  9.,  9.,  1.,  9.],
       [ 7.,  8.,  2.,  7.,  0.,  8.],...

======================================================================
FAIL: test_texture.TestLBP.test_var
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/usr/local/lib/python2.7/dist-packages/nose/case.py", line 197, in runTest
    self.test(*self.arg)
  File "/home/andy/checkout/scikits.image/skimage/feature/tests/test_texture.py", line 200, in test_var
    np.testing.assert_array_almost_equal(lbp, ref)
  File "/usr/lib/python2.7/dist-packages/numpy/testing/utils.py", line 800, in assert_array_almost_equal
    header=('Arrays are not almost equal to %d decimals' % decimal))
  File "/usr/lib/python2.7/dist-packages/numpy/testing/utils.py", line 636, in assert_array_compare
    raise AssertionError(msg)
AssertionError: 
Arrays are not almost equal to 6 decimals

(mismatch 44.4444444444%)
 x: array([[ 0.        ,  0.00039254,  0.        ,  0.00089309,  0.00030782,
         0.00203232],
       [ 0.00037561,  0.        ,  0.00263827,  0.00163246,  0.00027414,...
 y: array([[ 0.        ,  0.00072786,  0.        ,  0.00115376,  0.00032355,
         0.00252394],
       [ 0.0005506 ,  0.        ,  0.00263827,  0.00163246,  0.00027414,...
-------------------- >> begin captured stdout << ---------------------
[[ 0.          0.00039254  0.          0.00089309  0.00030782  0.00203232]
 [ 0.00037561  0.          0.00263827  0.00163246  0.00027414  0.00039593]
 [ 0.00170876  0.00130368  0.00042095  0.00171893  0.          0.00044912]
 [ 0.00021898  0.00019464  0.00082291  0.00225383  0.00076696  0.        ]
 [ 0.00079791  0.00013236  0.0009134   0.0014467   0.          0.00046857]
 [ 0.00022553  0.00089319  0.          0.00089274  0.00013659  0.00031981]]