132 search results - page 14 / 27 » Collaborative Hierarchical Sparse Modeling |
SDM
2007
SIAM
13 years 10 months ago
2007
SIAM
Given a large sparse graph, how can we find patterns and anomalies? Several important applications can be modeled as large sparse graphs, e.g., network traffic monitoring, resea...
ER
2008
Springer
13 years 11 months ago
2008
Springer
In this paper we demonstrate an automatic approach for emergent semantics modeling of ontologies. We follow the collaborative ontology construction method without the direct intera...
KDD
2009
ACM
14 years 9 months ago
2009
ACM
All Netflix Prize algorithms proposed so far are prohibitively costly for large-scale production systems. In this paper, we describe an efficient dataflow implementation of a coll...
MOBIHOC
2006
ACM
14 years 8 months ago
2006
ACM
Message ferrying is a networking paradigm where a special node, called a message ferry, facilitates the connectivity in a mobile ad hoc network where the nodes are sparsely deploy...
TSP
2010
13 years 3 months ago
2010
The Lasso is a popular technique for joint estimation and continuous variable selection, especially well-suited for sparse and possibly under-determined linear regression problems....