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IPL
2007
107views more  IPL 2007»
13 years 7 months ago
Flows in dynamic networks with aggregate arc capacities
Dynamic networks are characterized by transit times on edges. Dynamic flow problems consider transshipment problems in dynamic networks. We introduce a new version of dynamic fl...
Vardges Melkonian
ICDE
2006
IEEE
95views Database» more  ICDE 2006»
14 years 8 months ago
Learning from Aggregate Views
In this paper, we introduce a new class of data mining problems called learning from aggregate views. In contrast to the traditional problem of learning from a single table of tra...
Bee-Chung Chen, Lei Chen 0003, Raghu Ramakrishnan,...
ICC
2009
IEEE
146views Communications» more  ICC 2009»
13 years 5 months ago
Multi-Hop Aggregate Information Efficiency in Wireless Ad Hoc Networks
Abstract--We introduce multi-hop aggregate information efficiency (MIEA), a comprehensive metric that captures several performance-affecting factors of wireless ad hoc networks in ...
Pedro Henrique Juliano Nardelli, Giuseppe Thadeu F...
ICDE
2001
IEEE
111views Database» more  ICDE 2001»
14 years 8 months ago
Overcoming Limitations of Sampling for Aggregation Queries
We study the problem of approximately answering aggregation queries using sampling. We observe that uniform sampling performs poorly when the distribution of the aggregated attrib...
Surajit Chaudhuri, Gautam Das, Mayur Datar, Rajeev...
TKDE
2012
236views Formal Methods» more  TKDE 2012»
11 years 10 months ago
Improving Aggregate Recommendation Diversity Using Ranking-Based Techniques
— Recommender systems are becoming increasingly important to individual users and businesses for providing personalized recommendations. However, while the majority of algorithms...
Gediminas Adomavicius, YoungOk Kwon