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Learning Hierarchical Multi-Category Text Classification Models
Published on Feb 25, 20075284 Views
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Chapter list
Learning Hierarchical Multi-Category Text Classification Models00:03
Hierarchical Multilabel Classification:00:59
Frequently used learning strategies for hierarchies01:57
Max-margin Structured output approach03:46
Loss functions for hierarchies04:49
Optimization problem07:46
Marginalized problem09:45
Marginalized problem11:56
Efficient optimization13:40
Conditional Gradient-based training14:58
Conditional Gradient-based training15:23
Conditional Gradient-based training15:39
Conditional Gradient-based training15:43
Conditional Gradient-based training15:47
Experiments15:57
Microlabel prediction quality: whole tree17:15
Levelwise F118:38
Optimization efficiency19:44
Conclusions20:56