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SIGMOD
2000
ACM
212views Database» more  SIGMOD 2000»
14 years 19 days ago
SQLEM: Fast Clustering in SQL using the EM Algorithm
Clustering is one of the most important tasks performed in Data Mining applications. This paper presents an e cient SQL implementation of the EM algorithm to perform clustering in...
Carlos Ordonez, Paul Cereghini
WWW
2009
ACM
14 years 9 months ago
Computers and iphones and mobile phones, oh my!: a logs-based comparison of search users on different devices
We present a logs-based comparison of search patterns across three platforms: computers, iPhones and conventional mobile phones. Our goal is to understand how mobile search users ...
Maryam Kamvar, Melanie Kellar, Rajan Patel, Ya Xu
CHI
2008
ACM
14 years 8 months ago
Evaluating visual cues for window switching on large screens
An increasing number of users are adopting large, multimonitor displays. The resulting setups cover such a broad viewing angle that users can no longer simultaneously perceive all...
Raphael Hoffmann, Patrick Baudisch, Daniel S. Weld
CHI
2007
ACM
14 years 8 months ago
Posture monitoring and improvement for laptop use
Both Repetitive Stress Injuries and laptop use have increased. The poor ergonomic design of laptops has the potential to create or exacerbate existing RSI. We propose a persuasive...
Carrie Demmans, Sriram Subramanian, Jon Titus
UIST
2006
ACM
14 years 2 months ago
Personalizing routes
Navigation services (e.g., in-car navigation systems and online mapping sites) compute routes between two locations to help users navigate. However, these routes may direct users ...
Kayur Patel, Mike Y. Chen, Ian E. Smith, James A. ...