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» Two Consistency Results on Set Mappings
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RIAO
2004
15 years 7 months ago
Improving the Precision of a Closed-Domain Question-Answering System with Semantic Information
This paper presents our experiments in applying semantic information to improve the precision of the information retrieval module in a closed-domain question-answering system. Tha...
Hai Doan-Nguyen, Leila Kosseim
SIGMOD
2008
ACM
85views Database» more  SIGMOD 2008»
16 years 6 months ago
The ORCHESTRA Collaborative Data Sharing System
Sharing structured data today requires standardizing upon a single schema, then mapping and cleaning all of the data. This results in a single queriable mediated data instance. Ho...
Zachary G. Ives, Todd J. Green, Grigoris Karvounar...
SIAMDM
2000
103views more  SIAMDM 2000»
15 years 6 months ago
Directional Routing via Generalized st-Numberings
We present a mathematical model for network routing based on generating paths in a consistent direction. Our development is based on an algebraic and geometric framework for defini...
Fred S. Annexstein, Kenneth A. Berman
ASIAN
2004
Springer
150views Algorithms» more  ASIAN 2004»
15 years 11 months ago
Concurrent Constraint-Based Memory Machines: A Framework for Java Memory Models
A central problem in extending the von Neumann architecture to petaflop computers with millions of hardware threads and with a shared memory is defining the memory model [Lam79,...
Vijay A. Saraswat
BMCBI
2010
243views more  BMCBI 2010»
15 years 6 months ago
Comparative study of unsupervised dimension reduction techniques for the visualization of microarray gene expression data
Background: Visualization of DNA microarray data in two or three dimensional spaces is an important exploratory analysis step in order to detect quality issues or to generate new ...
Christoph Bartenhagen, Hans-Ulrich Klein, Christia...