cjlin1 / libsvm

LIBSVM -- A Library for Support Vector Machines
https://www.csie.ntu.edu.tw/~cjlin/libsvm/
BSD 3-Clause "New" or "Revised" License
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Always the same prediction value when using RBF kernel for java svr #174

Open kevin031060 opened 3 years ago

kevin031060 commented 3 years ago

Could you give more details? What's the screen output of the training process? On 2019-03-18 05:40, John Karasev wrote:

When I train my regression problem, I only get 1 and -1 for the weights of support vectors and it produces an exact same prediction for the test vectors.

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Originally posted by @cjlin1 in https://github.com/cjlin1/libsvm/issues/139#issuecomment-473916115