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mjmckp authored and Guolin Ke committed 2204e45fcdf
Fix index out-of-range exception generated by BaggingHelper on small datasets. (#1817) * Fix index out-of-range exception generated by BaggingHelper on small datasets. Prior to this change, the line "score_t threshold = tmp_gradients[top_k - 1];" would generate an exception, since tmp_gradients would be empty when the cnt input value to the function is zero. * Update goss.hpp * Update goss.hpp