We present a model of contour extraction in which the perceptual salience of contours arises from long-range interactions between orientation-selective filters. Ullman [19], Zucke...
Parallel tools rely on graphical techniques to improve the quality of user interaction. In this paper, we explore how visualization and direct manipulation can be exploited in para...
Agents can personalize otherwise impersonal computational systems. The World Wide Web presents the same appearance to every user regardless of that user’s past activity. Web Bro...
To understand how people search for a known target item in an unordered pull-down menu, this research presents cognitive models that vary serial versus parallel processing of menu...
tasks to be performed. This Abstract Artifact Model is a description of the form of the artifact(s) without any nt to concrete implementation detail. The Abstract Artifact Model is...
Peter Johnson, Stephanie Wilson, Panos Markopoulos...