@inproceedings{Hendel2015, author = {Gregor Hendel}, title = {Enhancing MIP Branching Decisions by Using the Sample Variance of Pseudo Costs}, booktitle = {Integration of AI and OR Techniques in Constraint Programming}, volume = {9075}, pages = {199 -- 214}, doi = {10.1007/978-3-319-18008-3_14}, year = {2015}, }