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EDM
2008
97views Data Mining» more  EDM 2008»
15 years 4 months ago
Using Item-type Performance Covariance to Improve the Skill Model of an Existing Tutor
Using data from an existing pre-algebra computer-based tutor, we analyzed the covariance of item-types with the goal of describing a more effective way to assign skill labels to it...
Philip I. Pavlik, Hao Cen, Lili Wu, Kenneth R. Koe...
OSDI
2000
ACM
15 years 4 months ago
Knit: Component Composition for Systems Software
Knit is a new component definition and linking language for systems code. Knit helps make C code more understandable and reusable by third parties, helps eliminate much of the per...
Alastair Reid, Matthew Flatt, Leigh Stoller, Jay L...
WSC
1998
15 years 4 months ago
Parallel Implementation of a Molecular Dynamics Simulation Program
We have taken a NIST molecular dynamics simulation program (md3), which was configured as a single sequential process running on a CRAY C90 vector supercomputer, and parallelized ...
Alan Mink, Christophe Bailly
CORR
2007
Springer
91views Education» more  CORR 2007»
15 years 3 months ago
Unequal dimensional small balls and quantization on Grassmann Manifolds
—The Grassmann manifold Gn,p (L) is the set of all p-dimensional planes (through the origin) in the n-dimensional Euclidean space Ln , where L is either R or C. This paper consid...
Wei Dai, Brian Rider, Youjian Liu
115
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TIT
2008
92views more  TIT 2008»
15 years 3 months ago
Successive Refinement for Hypothesis Testing and Lossless One-Helper Problem
Abstract--We investigate two closely related successive refinement (SR) coding problems: 1) In the hypothesis testing (HT) problem, bivariate hypothesis H0 : PXY against H1 : PXPY ...
Chao Tian, Jun Chen