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» Hashing Methods for Temporal Data
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SDM
2009
SIAM
118views Data Mining» more  SDM 2009»
14 years 4 months ago
Finding Links and Initiators: A Graph-Reconstruction Problem.
Consider a 0–1 observation matrix M, where rows correspond to entities and columns correspond to signals; a value of 1 (or 0) in cell (i, j) of M indicates that signal j has bee...
Evimaria Terzi, Heikki Mannila
NOMS
2008
IEEE
141views Communications» more  NOMS 2008»
14 years 2 months ago
Detecting BGP anomalies with wavelet
—In this paper, we propose a BGP anomaly detection framework called BAlet that delivers both temporal and spatial localization of the potential anomalies. It requires only a simp...
Jianning Mai, Lihua Yuan, Chen-Nee Chuah
ICMCS
2006
IEEE
125views Multimedia» more  ICMCS 2006»
14 years 1 months ago
Label Disambiguation and Sequence Modeling for Identifying Human Activities from Wearable Physiological Sensors
Wearable physiological sensors can provide a faithful record of a patient’s physiological states without constant attention of caregivers. A computer program that can infer huma...
Wei-Hao Lin, Alexander G. Hauptmann
DEXA
2005
Springer
160views Database» more  DEXA 2005»
14 years 1 months ago
Improved Sequential Pattern Mining Using an Extended Bitmap Representation
The main challenge of mining sequential patterns is the high processing cost of support counting for large amount of candidate patterns. For solving this problem, SPAM algorithm wa...
Chien-Liang Wu, Jia-Ling Koh, Pao-Ying An
LCN
2003
IEEE
14 years 29 days ago
Scheduling Nodes in Wireless Sensor Networks: A Voronoi Approach
A wireless sensor network is a special kind of ad-hoc network with distributed sensing and processing capability that can be used in a wide range of applications, such as environm...
Marcos Augusto M. Vieira, Luiz Filipe M. Vieira, L...