SVM - SVMTRAIN method SMO (error: No convergence achieved within maximum number of iterations)

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hamed
hamed le 27 Juil 2013
I have been encountered with "No convergence achieved within maximum number of iterations" error. What can I do to fix the error? Please advise me

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Ilya
Ilya le 27 Juil 2013
You can increase the maximal number of iterations. See 'options' in the doc or help for svmtrain.
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hamed
hamed le 27 Juil 2013
thank you for answer i increase MaxItr to inf, but did not fix the error.
Ilya
Ilya le 28 Juil 2013
Then do one or all of:
  • lower the box constraint
  • increase tolkkt
  • specify a positive value for kktviolationlevel
  • try a different kernel function

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