This work describes the development of Enterprise Architect Unified Modeling Language (ea UML) – Microsoft SQL Server – Borland C ++ Builder information model for qualitative operation of open-cast mining and transport systems including description of process, technical and organizational factors influencing on the efficiency of mining and transport operations processes. For simulation (imitati...

Software development’s organizational design is often characterized by geographical dispersion and virtual team work. In this setup, communication is an essential task. We study this task by analyzing the association between communication structure and efficiency of the issue tracking process. This key process within software development is primarily carried out digitally and thus provides a su...

Offering multiple services with high spectral efficiency is crucial for 3rd generation cellular systems. Further, for stable system behavior, controlling Quality of Service (QoS) for offered loads beyond the capacity limit of the systems is required. This paper describes and evaluates a simple, easy-to-plan concept that accomplishes this goal for the GSM/EDGE Radio Access Network (GERAN). Corne...