958 search results - page 166 / 192 » Resolving the Micropayment Problem |
FOCS
2007
IEEE
14 years 5 months ago
2007
IEEE
In this paper, we resolve the smoothed and approximative complexity of low-rank quasi-concave minimization, providing both upper and lower bounds. As an upper bound, we provide th...
CIKM
2007
Springer
14 years 5 months ago
2007
Springer
Visualizing network data, from tree structures to arbitrarily connected graphs, is a difficult problem in information visualization. A large part of the problem is that in network...
OTM
2007
Springer
14 years 5 months ago
2007
Springer
In recent years, existing computing schemes and paradigms have evolved towards more flexible, ad-hoc scalable frameworks. Nowadays, exchanging interactions between entities often ...
ADBIS
2005
Springer
14 years 4 months ago
2005
Springer
In today’s integrating information systems data fusion, i.e., the merging of multiple tuples about the same real-world object into a single tuple, is left to ETL tools and other ...
IDEAS
2003
IEEE
14 years 4 months ago
2003
IEEE
The objective of this paper is to investigate the problems related to the extensional integration of information sources. In particular, we propose an approach for managing incons...