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» Modeling skew in data streams
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EUROSYS
2006
ACM
14 years 7 months ago
Understanding user behavior in large-scale video-on-demand systems
Video-on-demand over IP (VOD) is one of the best-known examples of “next-generation” Internet applications cited as a goal by networking and multimedia researchers. Without em...
Hongliang Yu, Dongdong Zheng, Ben Y. Zhao, Weimin ...
MMS
2006
13 years 9 months ago
View-invariant motion trajectory-based activity classification and recognition
Motion trajectories provide rich spatio-temporal information about an object's activity. The trajectory information can be obtained using a tracking algorithm on data streams ...
Faisal I. Bashir, Ashfaq A. Khokhar, Dan Schonfeld
WSDM
2010
ACM
172views Data Mining» more  WSDM 2010»
14 years 7 months ago
Early Online Identification of Attention Gathering Items In Social Media
Activity in social media such as blogs, micro-blogs, social networks, etc is manifested via interaction that involves text, images, links and other information items. Naturally, s...
Michael Mathioudakis, Nick Koudas, Peter Marbach
BTW
2007
Springer
245views Database» more  BTW 2007»
14 years 4 months ago
From Personal Desktops to Personal Dataspaces: A Report on Building the iMeMex Personal Dataspace Management System
Abstract: We propose a new system that is able to handle the entire Personal Dataspace of a user. A Personal Dataspace includes all data pertaining to a user on all his disks and o...
Jens-Peter Dittrich, Lukas Blunschi, Markus Fä...
SODA
2010
ACM
171views Algorithms» more  SODA 2010»
14 years 7 months ago
Coresets and Sketches for High Dimensional Subspace Approximation Problems
We consider the problem of approximating a set P of n points in Rd by a j-dimensional subspace under the p measure, in which we wish to minimize the sum of p distances from each p...
Dan Feldman, Morteza Monemizadeh, Christian Sohler...