We conducted user studies in 2000 and 2004 into digital media use, and discovered a number of constant findings even though the studies were separate both in geographically and ch...
We investigate bivariate pointing in light of the recent progress in the modeling of univariate pointing. Unlike previous studies, we focus on the effect of target shape (width an...
Navigating through new voicemail messages to find messages of interest is a time-consuming task, particularly for high-volume users. When checking messages under a time constraint...
Click-based graphical passwords have attractive usability properties, such as cueing and good memorability. However, image size and number of click-points in each password signifi...
Abstract. Non-functional requirements encompass important design concerns such as schedulability, security, and communication constraints. In model-based development they non-local...
Ethan K. Jackson, Dirk Seifert, Markus Dahlweid, T...