Pico "El Aguila" (4118 m). Venezuela (2002)

 

 

Rómer E. Rosales, Ph.D.

Postdoctoral Associate
MIT
Computer Science and

 Artificial Intelligence Laboratory (CSAIL)

32 Vassar St.

Building 32  G480

Cambridge, MA 02139

romer[at]csail.mit.edu


I am now at: 

Siemens Medical Solutions USA Inc.

Image and Knowledge Mangement 

CAD and Knowledge Solutions Group 


Research Interests


 

Development of novel machine learning algorithms

Graphical Models, approximate inference, and structure learning

Convex optimizaton and machine learning

Data mining and bioinformatics. Applications to unstructured (e.g., text) and to medical data analysis.

Sparse representations (e.g., dimensionality reduction)

Representation and probabilistic models in computer vision and image processing
3D articulated body pose estimation from single monocular images

Graphics and visualization of complex data. Probabilistic data clustering and graph inference


 

Publications  



Mark Schmidt, Glenn Fung, Kevin Murphy, and Rómer Rosales
Discriminative Structure Learning in Random Fields and an Application for Heart Motion Abnormality Detection  (pdf)

To Appear in Proc. Computer Vision and Pattern Recognition (CVPR) 2008.

R. Bharat Rao, Glenn Fung, and Rómer Rosales
On the Dangers of Cross-Validation. An Experimental Evaluation 
(pdf)

To Appear in Proc. SIAM Data Mining (SDM) 2008.

Shipeng Yu, Balaji Krishnapuram, Rómer Rosales, Harald Steck, and R. Bharat Rao
Bayesian Co-Training 
(pdf)

In Proc. Neural Information Processing Systems (NIPS) 2007.

Rómer Rosales, Praveen Krishnamurthy, and R. Bharat Rao
Semi-supervised Active Learning for Modeling Medical Concepts from Free Text 
(pdf)

In Proc. International Conference on Machine Learning Applications (ICMLA), 2007.

Mark Schmidt, Glenn Fung, and Rómer Rosales
Fast Optimization Methods for L1 Regularization: A Comparative Study and Two New Approaches 
(pdf, slides)

In Proc. European Conference on Machine Learning (ECML) 2007.

Glenn Fung, Rómer Rosales, and R. Bharat Rao
Feature Selection and Kernel Design via Linear Programming 
(pdf)

In Proc. International Joint Conference on Artificial Intelligence (IJCAI) 2007.

 

Maleeha Qazi, Glenn Fung, Sriram Krishnan, Rómer Rosales, Harald Steck, R. Bharat Rao, Don Poldermans, and Dhanalakshmi Chandrasekaran 
Automated HeartWall Motion Abnormality Detection From Ultrasound Images using Bayesian Networks 
(pdf)

Distinguished Paper Award

In Proc. International Joint Conference on Artificial Intelligence (IJCAI) 2007.

 

Rómer Rosales and Glenn Fung
Learning 'Sparse' Metrics via Linear Programming 
(pdf)

In Proc. Knowledge Discovery and Data Mining (KDD) 2006.

 

Rómer Rosales and Stan Sclaroff
Combining generative and discriminative models in a framework for articulated pose estimation 
(pdf)

International Journal of Computer Vision (IJCV) Volume 67 (3) p. 251-276, 2006

Example applications

 

Glenn Fung, Rómer Rosales, and Balaji Krishnapuram
Learning Rankings via Convex Hull Separation
(pdf)

In Proc. Neural Information Processing Systems (NIPS) 2005.

 

Rómer Rosales and Tommi Jaakkola
Focused Inference
(pdf|ps|slides)

In Artificial Intelligence and Statistics (AISTATS). Jan 2005.

 

Rómer Rosales, Kannan Achan, and Brendan Frey
Learning to Cluster using Local Neighborhood Structure
(pdf|ps|slides)

In Proc. International Conference on Machine Learning (ICML).  Jul 2004.

 

Rómer Rosales, Kannan Achan, and Brendan Frey
Unsupervised Image Translation
(pdf|ps)

In Proc. International Conference on Computer Vision (ICCV).  Oct 2003.

Example translations

 

Rómer Rosales and Brendan Frey
Learning Generative Models of Affinity Matrices
(pdf|ps)

In Proc. 19th Conference on Uncertainty in Artificial Intelligence (UAI). Aug 2003.

 

Rómer Rosales, Kannan Achan, and Brendan Frey
Translating Images by Unsupervised Estimation of Switching Filters
(pdf|ps)

In Proc. IEEE Workshop on Statistical Signal Processing  (SSP) (invited paper).  Sep 2003.

   

Rómer Rosales and Stan Sclaroff

A Framework for Heading-Guided Recognition of Human Activity (pdf| ps)

Computer Vision and Image Understanding Journal (CVIU)  2003. 


Rómer Rosales and Stan Sclaroff
Algorithms for Interence in the SMA

In Proc. 5th IEEE International Conference on Automatic Face and Gesture Recognition (FG2002). Presented in FG2002, Washington, DC, May 2002.  .


Rómer Rosales
The Specialized Mappings Architecture with Applications to Vision-Based Estimation of Articulated Body Pose (pdf|ps|Abstract)

Ph.D. Thesis. Jan 2002. 

 

Rómer Rosales and Stan Sclaroff

Learning Body Pose Via Specialized Maps (pdf)

In Proc. Neural Information Processing Systems NIPS-14, 2002. Presented at NIPS, Vancouver, BC, Dec 2001.

 

Stan Sclaroff, George Kollios, Margrit Betke, and Rómer Rosales

Motion Mining

Lecture Notes in Computer Science; Vol 2184. Proc. 2nd International Workshop on Multimedia Databases and Image Communication, 2001

 

Rómer Rosales, Matheen Siddiqui, Joni Alon, and Stan Sclaroff

3D Body Pose Using Uncalibrated Cameras (ps.gz)

In Proc. IEEE Computer Vision and Pattern Recognition (CVPR). Presented at CVPR, Kauai, Hawaii, Dec 2001.

 

Rómer Rosales, Vassilis Athitsos, and Stan Sclaroff

3D Hand Pose Reconstruction Using Specialized Mappings (pdf)

In Proc. IEEE International Conference on Computer Vision (ICCV). Presented at ICCV, Vancouver, BC, Canada, Jul 2001.

 

Rómer Rosales and Stan Sclaroff

Specialized Mappings and the Estimation of Human Body Pose from a Single Image (ps)

In Proc. IEEE Workshop on Human Motion (HUMO). Presented at HUMO, Austin, TX, Dec 2000.

 

Rómer Rosales and Stan Sclaroff

Inferring Body Pose Without Tracking Body Parts (ps.Z)

In Proc. IEEE Computer Vision and Pattern Recogniton (CVPR). Presented at CVPR, Hilton Head Island, SC, Jun 2000.

 

Rómer Rosales and Stan Sclaroff

Learning and Synthesizing Human Body Pose and Motion

In Proc. 4th IEEE International Conference on Automatic Face and Gesture Recognition (FG2000). Presented at FG200, Grenoble, France, 2000.

 

Rómer Rosales and Stan Sclaroff

Trajectory Guided Recognition

In Proc. SPIE 99. Presented at SPIE, Boston, MA, 1999.

   

Rómer Rosales and Stan Sclaroff

3D Trajectory Recovery for Tracking Multiple Objects and Trajectory Guided Recognition of Actios (ps.Z)

In Proc. IEEE Computer Vision and Pattern Recognition (CVPR). Presented at CVPR, Fort Collins, CO, 1999

 

Rómer Rosales

Recognition of Human Action Using Moment-Based Features (ps.Z)

Boston University Computer Science Technical Report BU 1998-020, Boston, MA, 1998.

 

Rómer Rosales and Stan Sclaroff

Improved Tracking of Multiple Humans with Trajectory Prediction and Occlusion Modeling (ps.Z)

In Proceedings IEEE CVPR Workshop on the Interpretation of Visual Motion. Presented at CVPR,  Santa Barbara, CA, 1998

 

Other Presentations On-line


 

 

Generative Models of Affinity Matrices (html|ps 4 s/p)

Rómer Rosales and Brendan Frey
Presented at NIPS Workshop on Spectral Methods in Dimensionality Reduction, Clustering, and Classification. Vancouver, BC, Dec 2002.

   


Modified Mar 15, 2008