| Improved Heuristic and Tie-Breaking for Optimally Solving Sokoban.   | IJCAI | 2016 | 3 | 
        
        
            | Optimal Sokoban solving using pattern databases with specific domain knowledge.   | Artificial Intelligence | 2015 | 14 | 
        
        
            | Combining Machine Learning and Optimization Techniques to Determine 3-D Structures of Polypeptides.   | IJCAI | 2011 | 1 |