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ICONFERENCE
2011
13 years 2 months ago
The structure of collaborative problem solving in a virtual math team
To develop a science of small-group interaction in groupware, we need a method for analyzing the structure of computer-mediated discourse. Conversation analysis offers an analysis...
Gerry Stahl
JCT
2008
67views more  JCT 2008»
13 years 7 months ago
On the number of directions determined by a pair of functions over a prime field
A three-dimensional analogue of the classical direction problem is proposed and an asymptotically sharp bound for the number of directions determined by a nonplanar set in AG(3, p)...
Simeon Ball, András Gács, Pét...
ISCC
2006
IEEE
104views Communications» more  ISCC 2006»
14 years 1 months ago
Stable High-Capacity One-Hop Distributed Hash Tables
Most research on Distributed Hash Tables (DHTs) assumes ephemeral, lightly loaded deployments. Each node has a lifetime of a few hours and initiates a lookup once every few second...
John Risson, Aaron Harwood, Tim Moors
ECCV
2010
Springer
14 years 18 days ago
Compressive Acquisition of Dynamic Scenes
Abstract. Compressive sensing (CS) is a new approach for the acquisition and recovery of sparse signals and images that enables sampling rates significantly below the classical Ny...
CORR
2007
Springer
137views Education» more  CORR 2007»
13 years 7 months ago
Cross-Matching Multiple Spatial Observations and Dealing with Missing Data
: Cross-match spatially clusters and organizes several astronomical point-source measurements from one or more surveys. Ideally, each object would be found in each survey. Unfortun...
Jim Gray, Alexander S. Szalay, Tamas Budavari, Rob...