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134
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EPIA
2009
Springer
15 years 6 months ago
Item-Based and User-Based Incremental Collaborative Filtering for Web Recommendations
Abstract. In this paper we propose an incremental item-based collaborative filtering algorithm. It works with binary ratings (sometimes also called implicit ratings), as it is typi...
Catarina Miranda, Alípio Mário Jorge
ICANNGA
2007
Springer
100views Algorithms» more  ICANNGA 2007»
15 years 6 months ago
Softening Splits in Decision Trees Using Simulated Annealing
Predictions computed by a classification tree are usually constant on axis-parallel hyperrectangles corresponding to the leaves and have strict jumps on their boundaries. The densi...
Jakub Dvorák, Petr Savický
HYBRID
2009
Springer
15 years 6 months ago
Trajectory Based Verification Using Local Finite-Time Invariance
Abstract. In this paper we propose a trajectory based reachability analysis by using local finite-time invariance property. Trajectory based analysis are based on the execution tra...
A. Agung Julius, George J. Pappas
119
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ICASSP
2009
IEEE
15 years 6 months ago
What happens when cognitive terminals compete for a relaying node?
We introduce a new channel, which consists of an interference channel (IC) in parallel with an interference relay channel (IRC), to analyze the interaction between two selfish and...
Elena Veronica Belmega, Brice Djeumou, Samson Lasa...
104
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ACSC
2004
IEEE
15 years 6 months ago
Self-Replicating Expressions in the Lambda Calculus
The study of self-replicating structures in Computer Science has been taking place for more than half a century, motivated by the desire to understand the fundamental principles a...
James Larkin, Phil Stocks