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» The Case for Mobile OLAP
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JIDM
2010
121views more  JIDM 2010»
13 years 8 months ago
Providing Multidimensional and Geographical Integration Based on a GDW and Metamodels
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...
Robson do Nascimento Fidalgo, Valéria Ces&a...
JDIM
2010
157views more  JDIM 2010»
13 years 4 months ago
Case studies on context-aware mobile multimedia services
: 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...
Timo Ojala
AICT
2006
IEEE
109views Communications» more  AICT 2006»
14 years 3 months ago
mTag - Architecture for Discovering Location Specific Mobile Web Services Using RFID and Its Evaluation with Two Case Studies
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...
IJWBC
2006
73views more  IJWBC 2006»
13 years 9 months ago
Enhancing a web-based community: the case of SIG-GLUE
: 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...
SIGMOD
1997
ACM
172views Database» more  SIGMOD 1997»
14 years 1 months ago
An Array-Based Algorithm for Simultaneous Multidimensional Aggregates
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