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CORR
2007
Springer
95views Education» more  CORR 2007»
14 years 9 months ago
Slope One Predictors for Online Rating-Based Collaborative Filtering
Rating-based collaborative filtering is the process of predicting how a user would rate a given item from other user ratings. We propose three related slope one schemes with pred...
Daniel Lemire, Anna Maclachlan
ISR
2006
14 years 9 months ago
How Often Should Reputation Mechanisms Update a Trader's Reputation Profile?
Reputation mechanisms have become an important component of electronic markets, helping to build trust and elicit cooperation among loosely connected and geographically dispersed ...
Chrysanthos Dellarocas
JCC
2006
68views more  JCC 2006»
14 years 9 months ago
Explicit factorization of external coordinates in constrained statistical mechanics models
If a macromolecule is described by curvilinear coordinates or rigid constraints are imposed, the equilibrium probability density that must be sampled in Monte Carlo simulations in...
Pablo Echenique, Iván Calvo
LOGCOM
2008
110views more  LOGCOM 2008»
14 years 9 months ago
Sum and Product in Dynamic Epistemic Logic
The Sum-and-Product riddle was first published in [Fre69]. We provide an overview on the history of the dissemination of this riddle through the academic and puzzle-math community...
Hans P. van Ditmarsch, Ji Ruan, Rineke Verbrugge
JMM2
2006
146views more  JMM2 2006»
14 years 9 months ago
Multifont Arabic Characters Recognition Using HoughTransform and HMM/ANN Classification
Optical Characters Recognition (OCR) has been an active subject of research since the early days of computers. Despite the age of the subject, it remains one of the most challengin...
Nadia Ben Amor, Najoua Essoukri Ben Amara