As for the design of the technical requirements and format characteristics of the corpus data and annotations the results of the technical part of user study as well as general design principles from usability standards (ISO 9241-11) were taken into consideration.
target group orientation has been implemented in the macro-as well as in the micro-structure of the platform in the following ways: • Implementation of different search areas, which respond to specific needs of the different target groups regarding search as well as results display • Modelled usage scenarios for different user groups • Implementation of different help and support structures Usability standards are respected by providing for selfdescriptiveness, controllability of the interaction and error tolerance.