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An Efficient Online Algorithm for Hierarchical Phoneme Classification

Published on Feb 25, 20073582 Views

We present an algorithmic framework for supervised classification learning where the set of labels is organized in a predefined hierarchical structure. This structure is encoded by a rooted tree which

Chapter list

An Efficient Online Algorithm for Hierarchical Phoneme Classification00:01
Motivation00:10
Hierarchical Classification01:13
Metric Over Phonetic Tree01:58
Metric Over Phonetic Tree02:07
Metric Over Phonemes02:22
Hierarchical Classifier02:52
Hierarchical Classifier03:53
Online Learning04:56
Tree Loss05:44
Online Update06:45
Loss Bound Theorem08:46
Extension: Kernels10:03
Experiments10:57
Experiments12:10
Results13:23
Results14:00
Tree vs. Multiclass Online Learning15:10
Thanks!16:31