Keyphrases
Classification Approach
100%
Semantic Distance
100%
Search Queries
100%
Feature-free
100%
Query Classification
100%
Target Category
100%
Free Search
100%
Training Data
75%
Copyright
25%
Popular
25%
Search Engine
25%
Classification Accuracy
25%
High Cost
25%
Dynamic Change
25%
Web Content
25%
Amount of Training
25%
Machine Learning Based
25%
External Data
25%
Higher Classification
25%
Search Query Data
25%
Free Classification
25%
Delabeling
25%
Page number
25%
Update Mechanism
25%
Machine Learning-based Approach
25%
Ranking Measures
25%
Learning Classifiers
25%
Topic Taxonomy
25%
Computer Science
classification approach
100%
Target Category
100%
Training Data
75%
Web Page
50%
External Source
50%
Search Engine
25%
Machine Learning
25%
Machine Learning-Based Approach
25%