TY - CONF TI - Comparative usability evaluation of web systems through ActivityLens AU - Fiotakis, G. AU - Fidas, C. AU - Avouris, N T2 - PCI 2007 AB - The purpose of this paper is to present the main characteristics of ActivityLens (AL), an environment that facilitates comparative usability evaluation of web sites. AL supports the usability evaluation process with innovative tools designed for this purpose. The comparative usability evaluation is based on a usability assessment model that is also described briefly. Finally, a comparative usability evaluation case study, using AL, of two competitive shipping companies is presented. C1 - Patras, Greece C3 - Proc. PCI 2007 DA - 2007/05// PY - 2007 UR - https://hci.ece.upatras.gr/wp-content/uploads/publications/2007(c127)Comparative%20usability%20evaluation%20of%20web%20systems%20through%20ActivityLens.pdf ER -