Categories and Subject Descriptors: H5.2 [Information Interfaces and Presentation]: User Interfaces – Interaction

The effectiveness of adaptive user interfaces highly depends on the how accurately adaptation satisfies the needs of users. This paper presents an empirical study that examined two adaptation techniques applied on lists of textual selections. The study measured user performance controlling the accuracy of the suggestions made by the adaptive user interface. The results indicate that different adaptation techniques bare different costs and gains, which are affected by the accuracy of adaptation