| Bi-directional path tracing EP Lafortune, YD Willems | 754 | 1993 |
| Rendering participating media with bidirectional path tracing EP Lafortune, YD Willems Rendering Techniques’ 96: Proceedings of the Eurographics Workshop in Porto …, 1996 | 241 | 1996 |
| Relighting with 4d incident light fields V Masselus, P Peers, P Dutré, YD Willems ACM Transactions on Graphics (ToG) 22 (3), 613-620, 2003 | 202 | 2003 |
| Using the modified phong reflectance model for physically based rendering EP Lafortune, YD Willems Katholieke Universiteit Leuven. Departement Computerwetenschappen, 1994 | 180 | 1994 |
| A 5D tree to reduce the variance of Monte Carlo ray tracing EP Lafortune, YD Willems Rendering Techniques’ 95: Proceedings of the Eurographics Workshop in Dublin …, 1995 | 147 | 1995 |
| Improving the execution speed of compiled Prolog with modes, clause selection, and determinism P Van Roy, B Demoen, YD Willems TAPSOFT'87: Proceedings of the International Joint Conference on Theory and …, 1987 | 119 | 1987 |
| Monte Carlo light tracing with direct computation of pixel intensities P Dutré, EP Lafortune, YD Willems | 105 | 1993 |
| Density control for photon maps F Suykens, YD Willems Rendering Techniques 2000: Proceedings of the Eurographics Workshop in Brno …, 2000 | 85 | 2000 |
| A theoretical framework for physically based rendering EP Lafortune, YD Willems Computer Graphics Forum 13 (2), 97-107, 1994 | 84 | 1994 |
| Hierarchical monte carlo radiosity P Bekaert, L Neumann, A Neumann, M Sbert, YD Willems Rendering Techniques’ 98: Proceedings of the Eurographics Workshop in Vienna …, 1998 | 75 | 1998 |
| Path differentials and applications F Suykens, YD Willems Rendering Techniques 2001: Proceedings of the Eurographics Workshop in …, 2001 | 68 | 2001 |
| Importance-driven monte carlo light tracing P Dutre, YD Willems Photorealistic Rendering Techniques, 188-197, 1995 | 66 | 1995 |
| Using the modified phong BRDF for physically based rendering EP Lafortune, YD Willems Dept. Comput. Sci., Katholieke Universiteit Leuven, Leuven, Belgium, Tech …, 1994 | 52 | 1994 |
| Localized abductive planning with the event calculus L Missiaen | 52 | 1991 |
| Potential-driven Monte Carlo particle tracing for diffuse environments with adaptive probability functions P Dutre, YD Willems Rendering Techniques’ 95: Proceedings of the Eurographics Workshop in Dublin …, 1995 | 49 | 1995 |
| Adaptive filtering for progressive monte carlo image rendering F Suykens University of West Bohemia, 2000 | 45 | 2000 |
| Mathematical frameworks and Monte Carlo Algorithms for global illumination in computer graphics P Dutré | 45 | 1996 |
| The ambient term as a variance reducing technique for Monte Carlo ray tracing EP Lafortune, YD Willems Photorealistic Rendering Techniques, 168-176, 1994 | 39 | 1994 |
| Towards a real time garbage collector for PROLOG E Pittomvils, M Bruynooghe, Y Willems Proc. 1985 Logic Programming Symposium, 185-198, 1985 | 39 | 1985 |
| Error control for radiosity P Bekaert, YD Willems Rendering Techniques’ 96: Proceedings of the Eurographics Workshop in Porto …, 1996 | 34 | 1996 |
