Ontology Defects Interface Model User Interface Development
Institute of Information Theories and Applications FOI ITHEA
The article presents a new method to estimating usability of a user interface based on its model. The
principal features of the method are: creation of an expandable knowledge base of usability defects, detection
defects based on the interface model, within the design phase, and information to the developer not only about
existence of defects but also advice on their elimination.