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» Detecting Change in Data Streams
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ICDM
2007
IEEE
111views Data Mining» more  ICDM 2007»
14 years 2 months ago
Change-Point Detection in Time-Series Data Based on Subspace Identification
Yoshinobu Kawahara, Takehisa Yairi, Kazuo Machida
JCST
2010
153views more  JCST 2010»
13 years 2 months ago
Model Failure and Context Switching Using Logic-Based Stochastic Models
Abstract We define a notion of context that represents invariant, stable-over-time behavior in an environment and we propose an algorithm for detecting context changes in a stream ...
Nikita A. Sakhanenko, George F. Luger
MM
2010
ACM
202views Multimedia» more  MM 2010»
13 years 6 months ago
Accelerated IPTV channel change with transcoded unicast bursting
We study video transcoding for accelerated channel changes in IPTV systems. Video transcoding at the Retransmission Server not only reduces the channel change latency, but also re...
Zhi Li, Ali C. Begen, Xiaoqing Zhu, Bernd Girod
FEGC
2010
161views Biometrics» more  FEGC 2010»
13 years 9 months ago
Detecting anomalies in data streams using statecharts
The environment around us is progressively equipped with various sensors, producing data continuously. The applications using these data face many challenges, such as data stream i...
Vasile-Marian Scuturici, Dan-Mircea Suciu, Romain ...
ICDE
2006
IEEE
134views Database» more  ICDE 2006»
14 years 1 months ago
Processing High-Volume Stream Queries on a Supercomputer
Scientific instruments, such as radio telescopes, colliders, sensor networks, and simulators generate very high volumes of data streams that scientists analyze to detect and under...
Erik Zeitler, Tore Risch