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PVLDB
2010
13 years 6 months ago
2010
This paper describes a high performance sampling architecture for inference of latent topic models on a cluster of workstations. Our system is faster than previous work by over an...
SIAMDM
2010
13 years 6 months ago
2010
We consider the class of max-min and min-max optimization problems subject to a global budget (or weight) constraint and we undertake a systematic algorithmic and complexitytheore...
SIGCOMM
2010
ACM
13 years 6 months ago
2010
ACM
In this paper we consider an alternative, highly agile approach called backpressure routing for Delay Tolerant Networks (DTN), in which routing and forwarding decisions are made o...
SIGDOC
2010
ACM
13 years 6 months ago
2010
ACM
This paper describes an original method for evaluating peer review in online systems by calculating the helpfulness of an individual reviewer's response. We focus on the deve...
SIGIR
2010
ACM
13 years 6 months ago
2010
ACM
We introduce in this paper the family of information-based models for ad hoc information retrieval. These models draw their inspiration from a long-standing hypothesis in IR, name...