Data Warehouse (DW), On-Line Analytical Processing (OLAP) and Geographical Information System (GIS) are tools for providing decision-making support. Much research is aimed at inte...
: This paper explores the design, implementation and evaluation of context-aware mobile multimedia services by presenting six case studies on different application domains. The cas...
This paper introduces mTag, a distributed eventdriven architecture for discovering location specific mobile web services. Service discovery is initiated by touching a fixed RFID r...
Jani Korhonen, Timo Ojala, Mikko Klemola, Pasi Vaa...
: The expansion of the web has reached outrageous proportions with the number of web communities existing and the number of those being created daily increasing dramatically. To pa...
Ioannis Antonellis, Christos Bouras, Vaggelis Kapo...
Computing multiple related group-bys and aggregates is one of the core operations of On-Line Analytical Processing (OLAP) applications. Recently, Gray et al. [GBLP95] proposed the...
Yihong Zhao, Prasad Deshpande, Jeffrey F. Naughton