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Perceptual Attributes Analysis of Real-world Materials
Material appearance is often represented by a bidirectional reflectance distribution function (BRDF). Although the concept of the BRDF is widely used in computer graphics and related applications, the number of actual captured BRDFs is limited due to a ...
Perceptual Effects of Inconsistency in Human Animations
The individual shape of the human body, including the geometry of its articulated structure and the distribution of weight over that structure, influences the kinematics of a person’s movements. How sensitive is the visual system to inconsistencies ...
Influence of Visual Salience on Webpage Product Searches
Visual salience can increase search efficiency in complex displays but does that influence persist when completing a specific search? In two experiments, participants were asked to search webpages for the prices of specific products. Those products were ...
Light Shapes: Perception-Based Visualizations of the Global Light Transport
In computer graphics, illuminating a scene is a complex task, typically consisting of cycles of adjusting and rendering the scene to see the effects. We propose a technique for visualization of light as a tensor field via extracting its properties (i.e.,...
Quantifying Visual Abstraction Quality for Computer-Generated Illustrations
We investigate how the perceived abstraction quality of computer-generated illustrations is related to the number of primitives (points and small lines) used to create them. Since it is difficult to find objective functions that quantify the visual ...
Non-visual Perception of Lines on a Multimodal Touchscreen Tablet
While text-to-speech software has largely made textual information accessible in the digital space, analogous access to graphics still remains an unsolved problem. Because of their portability and ubiquity, several studies have alluded to touchscreens ...