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» Temporality in Medical Work: Time also Matters
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GRAPHITE
2006
ACM
14 years 1 months ago
Two-stage compression for fast volume rendering of time-varying scalar data
This paper presents a two-stage compression method for accelerating GPU-based volume rendering of time-varying scalar data. Our method aims at reducing transfer time by compressin...
Daisuke Nagayasu, Fumihiko Ino, Kenichi Hagihara
KDD
2007
ACM
202views Data Mining» more  KDD 2007»
14 years 7 months ago
Support feature machine for classification of abnormal brain activity
In this study, a novel multidimensional time series classification technique, namely support feature machine (SFM), is proposed. SFM is inspired by the optimization model of suppo...
Wanpracha Art Chaovalitwongse, Ya-Ju Fan, Rajesh C...
CSCW
2000
ACM
13 years 11 months ago
Evolution of Contact Point: a case study of a help desk and its users
This paper describes the evolution of a concept, Contact Point, the research process through which it evolved, and the work context and practices which drove its evolution. Contac...
Lena Mamykina, Catherine G. Wolf
ISPAN
1999
IEEE
13 years 11 months ago
Location Updates and Probabilistic Tracking Algorithms for Mobile Cellular Networks
In this work, we develop a novel mathematical model to analyze di erent location update protocols for mobile cellular network. Our model can capture many important features of use...
John C. S. Lui, Cedric C. F. Fong, H. W. Chan
WWW
2007
ACM
14 years 8 months ago
Netprobe: a fast and scalable system for fraud detection in online auction networks
Given a large online network of online auction users and their histories of transactions, how can we spot anomalies and auction fraud? This paper describes the design and implemen...
Shashank Pandit, Duen Horng Chau, Samuel Wang, Chr...