Deep Classifier: Automatically Categorizing Search Results into Large-scale Hierarchies
author:
Qiang Yang,
Hong Kong University of Science and Technology
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| Slides | |
| 0:00 | Deep Classifier: Automatically Categorizing Search Results into Large-Scale Hierarchies |
| 0:24 | Search Result Presentation |
| 1:52 | Motivation - 1 |
| 2:44 | Motivation - 2 |
| 3:28 | Query = "Saturn" |
| 5:58 | Deep Classifier: Detailed Steps |
| 7:34 | Research Question 1: How to Build a Classifier Online? |
| 8:18 | Question: How to Build a Classifier in Real Time? |
| 8:24 | Flat Strategy for Training a Classifier |
| 9:29 | Hierarchical Strategy |
| 10:17 | Ancestor-Assistant Strategy - 1 |
| 11:45 | Ancestor-Assistant Strategy - 2 |
| 12:10 | Deep Classifier: Choice of Classifier |
| 12:48 | Next Research Question: How to Choose a Classifier |
| 13:01 | Online Classification: Choices |
| 14:32 | Making NBC Fast and Accurate |
| 14:50 | Time Complexity |
| 15:21 | Experiments |
| 16:22 | Experimental Hypotheses |
| 17:40 | Evaluation Data |
| 17:41 | Different Training Data Selection Strategies |
| 17:42 | Different Classifiers |
| 17:43 | Results on Queries |
| 17:44 | - Questions |
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