Sciweavers

5019 search results - page 20 / 1004
» Computing in Quotient Groups
Sort
View
ICFP
2000
ACM
15 years 6 months ago
The duality of computation
We review the close relationship between abstract machines for (call-by-name or call-by-value) λ-calculi (extended with Felleisen’s C) and sequent calculus, reintroducing on the...
Pierre-Louis Curien, Hugo Herbelin
143
Voted
CVPR
2012
IEEE
13 years 4 months ago
Group action induced distances for averaging and clustering Linear Dynamical Systems with applications to the analysis of dynami
We introduce a framework for defining a distance on the (non-Euclidean) space of Linear Dynamical Systems (LDSs). The proposed distance is induced by the action of the group of o...
Bijan Afsari, Rizwan Chaudhry, Avinash Ravichandra...
CVPR
2012
IEEE
13 years 4 months ago
Urban tribes: Analyzing group photos from a social perspective
The explosive growth in image sharing via social networks has produced exciting opportunities for the computer vision community in areas including face, text, product and scene re...
Ana C. Murillo, Iljung S. Kwak, Lubomir Bourdev, D...
STOC
2010
ACM
269views Algorithms» more  STOC 2010»
15 years 6 months ago
Approximations for the Isoperimetric and Spectral Profile of Graphs and Related Parameters
The spectral profile of a graph is a natural generalization of the classical notion of its Rayleigh quotient. Roughly speaking, given a graph G, for each 0 < < 1, the spect...
Prasad Raghavendra, David Steurer and Prasad Tetal...
140
Voted
CSCW
2012
ACM
13 years 9 months ago
Organizing without formal organization: group identification, goal setting and social modeling in directing online production
A challenge for many online production communities is to direct their members to accomplish tasks that are important to the group, even when these tasks may not match individual m...
Haiyi Zhu, Robert Kraut, Aniket Kittur