Sciweavers

4176 search results - page 459 / 836
» Support vector clustering
Sort
View
173
Voted
STOC
2010
ACM
195views Algorithms» more  STOC 2010»
15 years 11 months ago
Efficiently Learning Mixtures of Two Gaussians
Given data drawn from a mixture of multivariate Gaussians, a basic problem is to accurately estimate the mixture parameters. We provide a polynomial-time algorithm for this proble...
Adam Tauman Kalai, Ankur Moitra, and Gregory Valia...
VLDB
2000
ACM
229views Database» more  VLDB 2000»
15 years 10 months ago
Local Dimensionality Reduction: A New Approach to Indexing High Dimensional Spaces
Many emerging application domains require database systems to support efficient access over highly multidimensional datasets. The current state-of-the-art technique to indexing hi...
Kaushik Chakrabarti, Sharad Mehrotra
BMCBI
2011
15 years 1 months ago
Properties of Metabolic Graphs: Biological Organization or Representation Artifacts?
Background: Standard graphs, where each edge links two nodes, have been extensively used to represent the connectivity of metabolic networks. It is based on this representation th...
Wanding Zhou, Luay Nakhleh
IPPS
2006
IEEE
16 years 24 days ago
Wire-speed total order
— Many distributed systems may be limited in their performance by the number of transactions they are able to support per unit of time. In order to achieve fault tolerance and to...
Tal Anker, Danny Dolev, G. Greenman, I. Shnaiderma...
IPPS
2006
IEEE
16 years 24 days ago
Solving generic role assignment exactly
role assignment is a programming abstraction that supports the assignment of user-defined roles to sensor nodes such that certain conditions are met. Many common network configu...
Christian Frank, Kay Römer