Unsharp Masking, Countershading and Halos: Enhancements or Artifacts?

Rafal Mantiuk

June 14, 2012

Countershading is a common technique for local image contrast manipulations, and is widely used both in automatic settings, such as image sharpening and tonemapping.

Automatic Stream Surface Seeding: A Feature Centered Approach

Robert S Laramee

June 2, 2012

The ability to capture and visualize information within the flow poses challenges for visualizing 3D flow fields.

Mixing Monte Carlo and Progressive Rendering for Improved Global Illumination

Mark Jones

June 1, 2012

In this paper we seek to eliminate the noise caused by caustic paths during progressive Monte Carlo path tracing.

Medical Mentoring in the evolving World Wide Web

Nigel John

June 1, 2012

Mentoring, for physicians and surgeons in training, is advocated as an essential adjunct in work-based learning, providing support in career and non-career related issues.

On the effectiveness of a quasi-static bubble-scale simulation in predicting the constriction flow of a two-dimensional foam

Simon Cox

May 1, 2012

A comprehensive set of experiments on a two-dimensional constriction flow of a foam are described.

Manipulating shape cues in dynamic human faces: sexual dimorphism is preferred in female but not male faces

Bernie Tiddeman

April 26, 2012

Sexual dimorphism in the human face has been linked to attractiveness, and computer-graphic techniques have been useful in this field by allowing experimental manipulation of dimorphism.