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170
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WSOM
2009
Springer
16 years 26 days ago
2009
Springer
We propose Merge Growing Neural Gas (MGNG) as a novel unsupervised growing neural network for time series analysis. MGNG combines the state-of-the-art recursive temporal context of...
177
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CHI
2009
ACM
16 years 6 months ago
2009
ACM
We investigate techniques for visualizing time series data and evaluate their effect in value comparison tasks. We compare line charts with horizon graphs--a space-efficient time ...
149
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ASMTA
2009
Springer
15 years 10 months ago
2009
Springer
Discrete stochastic models (DSM) are widely used in various application fields today. Proxel-based simulation can outperform discrete event-based approaches in the analysis of smal...
164
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ESA
2009
Springer
16 years 25 days ago
2009
Springer
We consider the problem of representing, in a space-efficient way, a function f : S → Σ such that any function value can be computed in constant time on a RAM. Specifically, ou...
164
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SDM
2009
SIAM
16 years 3 months ago
2009
SIAM
Anomaly detection in multivariate time series is an important data mining task with applications to ecosystem modeling, network traffic monitoring, medical diagnosis, and other d...