972 search results - page 13 / 195 » presence 2007 |
EGOV
2007
Springer
15 years 3 months ago
2007
Springer
It is widely perceived that the nature of ICT is changing and so is the scale of the resulting economic and societal impact around Europe. Continued and accelerating technological ...
ICA
2007
Springer
15 years 3 months ago
2007
Springer
Abstract. In this paper, a new algorithm for source recovery in underdetermined Sparse Component Analysis (SCA) or atomic decomposition on over-complete dictionaries is presented i...
ICDT
2007
ACM
15 years 3 months ago
2007
ACM
Abstract. Schema mappings play a central role in both data integration and data exchange, and are understood as high-level specifications describing the relationships between data...
MLG
2007
Springer
15 years 3 months ago
2007
Springer
While recent algorithms for mining the frequent subgraphs of a database are efficient in the general case, these algorithms tend to do poorly on databases that have a few or no la...
WSC
2007
14 years 11 months ago
2007
Most classical stochastic inventory models assume that replenishment lead times are independent of the amount of orders placed. This assumption is clearly problematic in capacitat...