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ESWA
2007
99views more  ESWA 2007»
13 years 11 months ago
Pattern recognition in time series database: A case study on financial database
Yan-Ping Huang, Chung-Chian Hsu, Sheng-Hsuan Wang
ICDE
1999
IEEE
148views Database» more  ICDE 1999»
15 years 15 days ago
Efficient Mining of Partial Periodic Patterns in Time Series Database
Partial periodicity search, i.e., search for partial periodic patterns in time-series databases, is an interesting data mining problem. Previous studies on periodicity search main...
Jiawei Han, Guozhu Dong, Yiwen Yin
ICDE
2006
IEEE
169views Database» more  ICDE 2006»
14 years 5 months ago
Unsupervised Outlier Detection in Time Series Data
Fraud detection is of great importance to financial institutions. This paper is concerned with the problem of finding outliers in time series financial data using Peer Group Analy...
Zakia Ferdousi, Akira Maeda
VLDB
2005
ACM
122views Database» more  VLDB 2005»
14 years 4 months ago
Streaming Pattern Discovery in Multiple Time-Series
In this paper, we introduce SPIRIT (Streaming Pattern dIscoveRy in multIple Timeseries). Given n numerical data streams, all of whose values we observe at each time tick t, SPIRIT...
Spiros Papadimitriou, Jimeng Sun, Christos Falouts...
VLDB
2006
ACM
190views Database» more  VLDB 2006»
14 years 11 months ago
Online summarization of dynamic time series data
Managing large-scale time series databases has attracted significant attention in the database community recently. Related fundamental problems such as dimensionality reduction, tr...
Ümit Y. Ogras, Hakan Ferhatosmanoglu