Computing Science Center (CSC 2-25)
Department of Computing Science
University of Alberta

Supported by:   

Research: Stereo
Research: The effect of lighting
Demo: A rock painted with a cat face (3.2M .avi)

CastleRock Online Multimedia Education (CROME)


An interactive Web-based learning and testing system for K-12 students using innovative multimedia item types and computer adaptive testing (CAT).
CROME webpage

3D Modeling and Visualization

  • Model Simplification and LOD
  • Skeletonization
  • Textured Mesh Visualization
  • Stereo and Computer Vision
Demo: Simplification of a dragon mesh (11.7M .avi)    Buddha Skeleton Hierarchy(6.91M .avi)
Implemented by Rui Shen
The dragon mesh is changed from 6,000 faces to 1,000 faces reducing 500 faces each time. Then it is reduced to 100 faces with 100 faces removed each time. The coarsest version has 50 faces.

Human Perception and Human Computer Interaction

  • Quality Evaluation and Algorithm Comparison based on Just-Noticeable-Difference
  • Psychophysical Experiments and User Studies
  • Response Analysis based on Psychophysical Methodology, e.g. 2AFC
Demo Psychophysical Experiment: 2AFC on Mesh    2AFC on Texture(18M .avi)

Medical Related Projects

  • 4D data integration
  • Quality and Resolution Enhancement
  • Data Registration and Measurement
Demo: MRI video (4M .avi)    Contour detection (383K .avi)    Feature plane (16M .avi)
Implemented by Meghna Singh, Sharmin Nilufar and Chris Kerr

Multimedia Transmission

  • Bandwidth Optimization
  • Quality Optimization
  • Unreliable Network and Packet Loss Issues
Demo: Encode (23M .avi)    Decode (13M .avi)
Implemented by Lihang Ying

Multimedia Art/Image Processing

Demo: Collection (Reduced from original resolution for display)
Scanned by Wei Yu

© last updated July 2007


For other research activities and publications, please check:
Dr. Anup Basu
Dr. Irene Cheng
Dr. Walter Bischof
Collaborations:
Computer and Information Science Department, University of Pennsylvania
Dr. Kostas Daniilidis
Dr. Jianbo Shi