nan in scikit_learn demo

aksnzhy / xlearn

High performance, easy-to-use, and scalable machine learning (ML) package, including linear model (LR), factorization machines (FM), and field-aware factorization machines (FFM) for Python and CLI interface.

https://xlearn-doc.readthedocs.io/en/latest/index.html

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nan in scikit_learn demo #330

Open ucasiggcas opened 4 years ago

ucasiggcas commented 4 years ago

hi,dear directly run the demo, but see the nan , what's the matter?

[------------] Total time cost: 0.42 (sec)
(array([[       nan, -1.63379  ],
       [       nan, -0.0229995],
       [       nan,  0.0296314],
       [       nan,  0.423044 ],
       [       nan,  0.249938 ]]), None)

thx