# # This function should return a list of pairs (der1, der2), where # der1 is the first derivative of the loss function with respect # to the predicted value, and der2 is the second derivative. pass class UserDefinedMultiClassObjective (object): def calc_ders_multi (self, approxes, target, weight): # approxes indexed container of floats with predictions # for each dimension of single object ...
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