DOC renew dead link to paper
@@ -1239,7 +1239,7 @@ class SGDClassifier(BaseSGDClassifier):
----------
Zadrozny and Elkan, "Transforming classifier scores into multiclass
probability estimates", SIGKDD'02,
- http://www.research.ibm.com/people/z/zadrozny/kdd2002-Transf.pdf
+ https://dl.acm.org/doi/pdf/10.1145/775047.775151
The justification for the formula in the loss="modified_huber"
case is in the appendix B in:
