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VLDB
2007
ACM
160views Database» more  VLDB 2007»
14 years 1 months ago
Over-encryption: Management of Access Control Evolution on Outsourced Data
Data outsourcing is emerging today as a successful paradigm allowing users and organizations to exploit external services for the distribution of resources. A crucial problem to b...
Sabrina De Capitani di Vimercati, Sara Foresti, Su...
FAST
2009
13 years 5 months ago
A Formal Model of Provenance in Distributed Systems
We present a formalism for provenance in distributed systems based on the -calculus. Its main feature is that all data products are annotated with metadata representing their prov...
Issam Souilah, Adrian Francalanza, Vladimiro Sasso...
IJCAI
1989
13 years 8 months ago
Building a World Model for a Mobile Robot Using Dynamic Semantic Constraints
We are developing a new paradigm for a world model construction system which interprets a scene and builds a world model for a mobile robot using dynamic semantic constraints. The...
Minoru Asada, Yoshiaki Shirai
GIS
2007
ACM
14 years 8 months ago
A model for enriching trajectories with semantic geographical information
The collection of moving object data is becoming more and more common, and therefore there is an increasing need for the efficient analysis and knowledge extraction of these data ...
Alejandro A. Vaisman, Bart Kuijpers, Bart Moelans,...
SCAI
1993
13 years 8 months ago
A Case-Based Answer to Some Problems of Knowledge-Based Systems
Among the most important challenges for contemporary AI research are the development of methods for improved robustness, adaptability, and overall interactiveness of systems. Inter...
Agnar Aamodt