Sciweavers

617 search results - page 15 / 124
» Optimal Distributed Online Prediction using Mini-Batches
Sort
View
DEXA
2005
Springer
77views Database» more  DEXA 2005»
14 years 2 months ago
An Optimal Skew-insensitive Join and Multi-join Algorithm for Distributed Architectures
Abstract. The development of scalable parallel database systems requires the design of efficient algorithms for the join operation which is the most frequent and expensive operatio...
Mostafa Bamha
HICSS
2003
IEEE
215views Biometrics» more  HICSS 2003»
14 years 1 months ago
A Field Study of Use of Synchronous Chat in Online Courses
A field study of Computer Mediated Communication (CMC) as used in higher education asks the questions, "Will students take part in synchronous chat sessions if they are sched...
David H. Spencer, Starr Roxanne Hiltz
ICAPR
2009
Springer
13 years 6 months ago
Online Improved Eigen Tracking
We present a novel predictive statistical framework to improve the performance of an Eigen Tracker which uses fast and efficient eigen space updates to learn new views of the obje...
Subarna Tripathi, Santanu Chaudhury, Sumantra Dutt...
SSPR
2004
Springer
14 years 1 months ago
Optimizing Classification Ensembles via a Genetic Algorithm for a Web-Based Educational System
Classification fusion combines multiple classifications of data into a single classification solution of greater accuracy. Feature extraction aims to reduce the computational cost ...
Behrouz Minaei-Bidgoli, Gerd Kortemeyer, William F...
ACMICEC
2007
ACM
168views ECommerce» more  ACMICEC 2007»
14 years 18 days ago
Designing novel review ranking systems: predicting the usefulness and impact of reviews
With the rapid growth of the Internet, users' ability to publish content has created active electronic communities that provide a wealth of product information. Consumers nat...
Anindya Ghose, Panagiotis G. Ipeirotis