intelligent database systems lab presenter: wu, jhen-wei authors: fabian bürger, josef pauli 2015....
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Intelligent Database Systems Lab
Presenter: Wu, Jhen-WeiAuthors: Fabian Bürger, Josef Pauli2015. ICPRAM.
Representation Optimization with Feature Selection and Manifold
Learning in a Holistic Classification Framework
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Intelligent Database Systems Lab
Outlines
MotivationObjectivesMethodsExperimentsConclusionsComments
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Intelligent Database Systems Lab
Motivation
• The performance of a manifold learner heavily depends on the dataset.
• A recent research regarding the dimension reduction is turned out to be relatively slow and ineffective for high-dimensional datasets.
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Intelligent Database Systems Lab
Objectives
• Develop a framework that incorporates multiple manifold learning algorithms in a holistic classification pipeline.
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Intelligent Database Systems Lab5
Methods
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Intelligent Database Systems Lab6
Methods
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Intelligent Database Systems Lab7
Methods
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Intelligent Database Systems Lab8
Methods
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Intelligent Database Systems Lab9
Methods
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Intelligent Database Systems Lab10
Methods
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Intelligent Database Systems Lab11
Methods
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Intelligent Database Systems Lab12
Methods
ES: (μ/ρ+λ)
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Intelligent Database Systems Lab13
Experiments
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Intelligent Database Systems Lab14
Experiments
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Experiments
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Intelligent Database Systems Lab16
Experiments
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Intelligent Database Systems Lab
Conclusions
• The concept of multi-pipeline classifiers offers a better performance, but comes along with higher computational costs.
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Intelligent Database Systems Lab
Comments
• Contribution– Present a novel automatic optimization
framework that incorporates multiple manifold learning algorithms in a holistic classification pipeline.
• Applications– Evolutionary Optimization, Classification
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