Customization of Web applications through an intelligent environment exploiting logical interface descriptions

Concrete Interactors Descriptions Images Navigators Links and Buttons Texts Files Text and Numerical Edits Text Fields Single Selections Radio Buttons and Lists Activators Reset Buttons Composition operators Groupings FieldSets and Columns Relations Forms J.A. Macı́as, F. Paternò / Interacting with Computers xxx (2007) xxx–xxx 13 INTCOM 1611 No. of Pages 20, Model 5+ 4 September 2007 Disk Used ARTICLE IN PRESS ent semantic levels are useful to distinguish between semantic and syntactical changes. Considering the application and, more concretely, the conceptual levels of the interface elements depicted in Table 1, the expert system contained different kinds of expert rules that can be divided into syntactic and semantic customization rules. In particular, the expert rules specified for the user evaluation can be summarized as follows: Syntactic customization rules Concrete interactors