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CORR
2010
Springer
207views Education» more  CORR 2010»
13 years 10 months ago
Collaborative Hierarchical Sparse Modeling
Sparse modeling is a powerful framework for data analysis and processing. Traditionally, encoding in this framework is performed by solving an 1-regularized linear regression prob...
Pablo Sprechmann, Ignacio Ramírez, Guillerm...
CONCURRENCY
2007
109views more  CONCURRENCY 2007»
13 years 10 months ago
The Open Grid Computing Environments collaboration: portlets and services for science gateways
: We review the efforts of the Open Grid Computing Environments collaboration. By adopting a general three-tiered architecture based on common standards for portlets and Grid Web S...
Jay Alameda, Marcus Christie, Geoffrey Fox, Joe Fu...
CORR
2007
Springer
95views Education» more  CORR 2007»
13 years 10 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
JCM
2007
162views more  JCM 2007»
13 years 10 months ago
Opportunistic Spectrum Access in Fading Channels Through Collaborative Sensing
— Spectrum scarcity is becoming a major issue for service providers interested in either deploying new services or enhancing the capacity for existing applications. On the other ...
Amir Ghasemi, Elvino S. Sousa
UMUAI
1998
101views more  UMUAI 1998»
13 years 10 months ago
An Evidential Model for Tracking Initiative in Collaborative Dialogue Interactions
In this paper, we argue for the need to distinguish between task initiative and dialogue initiative, and present an evidential model for tracking shifts in both types of initiativ...
Jennifer Chu-Carroll, Michael K. Brown