Training error when using ocropus-rtrain

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Faida

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Jun 17, 2015, 11:33:39 AM6/17/15
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I used the ocropus-rtrain to train the ocropus with handwritten historical word images. It gave the following error after 13605 iterations. Could you help me on this error?

Traceback (most recent call last):
  File "/usr/local/bin/ocropus-rtrain", line 270, in <module>
    line = network.lnorm.normalize(line,cval=amax(line))
  File "/usr/local/lib/python2.7/dist-packages/ocrolib/lineest.py", line 59, in normalize
    dewarped = self.dewarp(img,cval=cval,dtype=dtype)
  File "/usr/local/lib/python2.7/dist-packages/ocrolib/lineest.py", line 56, in dewarp
    dewarped = array(dewarped,dtype=dtype).T
ValueError: setting an array element with a sequence.


Thank you

Faida

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Jun 17, 2015, 12:10:24 PM6/17/15
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I got this error also:


/usr/lib/python2.7/dist-packages/numpy/core/_methods.py:55: RuntimeWarning: Mean of empty slice.
  warnings.warn("Mean of empty slice.", RuntimeWarning)

Traceback (most recent call last):
  File "/usr/local/bin/ocropus-rtrain", line 269, in <module>
    network.lnorm.measure(amax(line)-line)
  File "/usr/local/lib/python2.7/dist-packages/ocrolib/lineest.py", line 43, in measure
    self.mad = mean(deltas[line!=0])
  File "/usr/lib/python2.7/dist-packages/numpy/core/fromnumeric.py", line 2716, in mean
    out=out, keepdims=keepdims)
  File "/usr/lib/python2.7/dist-packages/numpy/core/_methods.py", line 67, in _mean
    ret = ret.dtype.type(ret / rcount)
FloatingPointError: invalid value encountered in double_scalars

Please help me
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