Using Dirac Notation as a powerful tool, we investigate the three classical Information Retrieval (IR) models and some their extensions. We show that almost all such models can be...
We propose a methodology for the early estimation of communication implementation choices eftarting from an abstract transaction level system model (TLM). The reference version of ...
Giovanni Agosta, Francesco Bruschi, Donatella Sciu...
Abstract. In this paper the focus is on object-oriented analysis of information systems. We assume that the communication within an application domain can be described by a logbook...
This paper introduces a framework for modeling the movement of objects or individuals over multiple granularities. Granularity refers to selecting the appropriate level of detail ...
Current interface design practices are based on user models and descriptions derived almost exclusively from studies of able-bodied users (Keates et al., 1999). However, such users...
Simeon Keates, Patrick Langdon, P. John Clarkson, ...