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MOBILITY
2009
ACM
16 years 29 days ago
UbiPay: minimizing transaction costs with smart mobile payments
Implementing an electronic payment system involves striking a balance between usability and security. Systems that allow payments to be completed with little effort on the part of...
Vili Lehdonvirta, Hayuru Soma, Hitoshi Ito, Tetsuo...
MOBIWAC
2009
ACM
16 years 29 days ago
The sociable traveller: human travelling patterns in social-based mobility
Understanding how humans move is a key factor for the design and evaluation of networking protocols and mobility management solutions in mobile networks. This is particularly true...
Chiara Boldrini, Marco Conti, Andrea Passarella
RECSYS
2009
ACM
16 years 29 days ago
Recommending new movies: even a few ratings are more valuable than metadata
In the Netflix Prize competition many new collaborative filtering (CF) approaches emerged, which are excellent in optimizing the RMSE of the predictions. Matrix factorization (M...
István Pilászy, Domonkos Tikk
SACMAT
2009
ACM
16 years 29 days ago
Dynamic mandatory access control for multiple stakeholders
In this paper, we present a mandatory access control system that uses input from multiple stakeholders to compose policies based on runtime information. In the emerging ubiquitous...
Vikhyath Rao, Trent Jaeger
SIGCOMM
2009
ACM
16 years 29 days ago
VL2: a scalable and flexible data center network
To be agile and cost effective, data centers should allow dynamic resource allocation across large server pools. In particular, the data center network should enable any server to...
Albert G. Greenberg, James R. Hamilton, Navendu Ja...