R E S E A R C H

Theses

PhD Thesis: Missing Data Problems in Machine Learning. 2008. [Abstract] [Thesis PDF] [Intro Slides PDF] [Complete Slides PDF]
Master's Thesis: Collaborative Filtering: A Machine Learning Perspective. 2004. [Abstract] [PDF]

Unsupervised Learning with Non-ignorable Missing Data

Benjamin M. Marlin, Richard S. Zemel, Sam Roweis, and Malcolm Slaney. Collaborative Filtering and the Missing at Random Assumption. To appear in the proceedings of the 23rd Conference on Uncertainty in Artificial Intelligence (UAI2007). [Abstract] [PDF]
Benjamin Marlin, Richard S. Zemel, and Sam T. Roweis. Unsupervised Learning with Non-ignorable Missing Data. Tenth International Workshop on Artificial Intelligence and Statistics (AISTATS 2005). [Abstract] [PDF]

Collaborative Filtering

Benjamin Marlin and Richard S. Zemel. The Multiple Multiplicative Factor Model For Collaborative Filtering. In Proc. of the The Twenty-First International Conference on Machine Learning (ICML-2004). pp 576-583. [Abstract] [Paper PDF] [Poster PPT] [Poster PDF]
Benjamin Marlin. Modeling User Rating Profiles for Collaborative Filtering. In Proc. of the 17th Annual Conference on Neural Information Processing Systems (NIPS-2003). [PDF] [Poster PPT]
Craig Boutilier, Richard S. Zemel and Benjamin Marlin. Active Collaborative Filtering. In Proc. of the 19th Conference on Uncertainty in Artificial Intelligence (UAI-2003). [PDF]
Active Collaborative Filtering. Demo at Precarn IRIS Conference on Intelligent Systems (IS2003). Halifax, Nova Scotia. June 2003. [Slides PPT]

Internal Talks and Presentations

Unsupervised Learning with Non-ignorable Missing Data. Machine Learning Group Meeting. Oct 4, 2004. [PDF] [Slides PPT]
Weighted Low Rank Approximations. Machine Learning Tea Talk. April 30, 2003. [Slides PPT]
Generative Models for Collaborative Filtering. Machine Learning Group Meeting. University of Toronto. April 7, 2003. [Slides PPT]

Computational Geometry

Benjamin Marlin and Godfried Toussaint. Constructing Convex 3-Polytopes from Two Triangulations of a Polygon. Computational Geometry: Theory and Applications. Volume 28, Issue 1, May 2004, Pages 41-47. [ScienceDirect]
Benjamin Marlin and Godfried Toussaint. Constructing Convex 3-Polytopes from Two Triangulations of a Polygon. Technical Report. School of Computer Science, McGill University, Montreal, Canada, December 2003, SOCS-03.12. [PDF]
Benjamin Marlin and Godfried Toussaint. Constructing Convex 3-Polytopes from Two Triangulations of a Polygon. In Proc. of the 14th annual Canadian Conference on Computational Geometry (CCCG-2002). [PS]
Constructing Convex 3-Polytopes from Two Triangulations of a Polygon. Presented at the Canadian Conference on Computational Geometry (CCCG-2002). Lethbridge, Alberta. August 2002. [Slides PPT]