Ruth Rosenholtz

The visual system as statistician

• Does the visual system collect summary statistics in early vision?
• A model of peripheral vision
• Predicting recognition in the periphery
• Predicting visual search performance
• Predicting perception of visual illusions
• Getting the gist of a scene
  

Texture perception

• Shape-from-texture
• Models for texture segmentation.
• Segmenting images into textured and non-textured regions.
  

Visual search

• Visual search in cluttered environments – what is clutter?
• Models for visual search and “popout.”
• “Asymmetries” in visual search
• Effects of background color on color search
  

Application of human vision research to user interface design and information visualization

• Predicting what groups people will perceive in a design.
• Searching the web with enhanced thumbnails.
• Document browsing aids.
• “Doodle” icons to aid in searching for a computer file.
• Tools for visualizing a large document on a small display.
• Understanding clutter.
  

Perceptually-based image compression and image quality

• Reducing blocking effects in block transform coded images.
• Perceptually based coding of still images.