GROUPER: A DYNAMIC CLUSTERING INTERFACE TO WEB SEARCH RESULTS by Oren Zamir and Oren Etzioni Presented by: Duygu Sarıkaya,Ahsen Yergök,Dilek
GROUPER: A DYNAMIC CLUSTERING INTERFACE TO WEB SEARCH RESULTSby Oren Zamir and Oren Etzioni
Presented by:
Duygu Sarıkaya,Ahsen Yergök,Dilek Demirbaş
OUTLINE Motivation
Problem Definition
Proposed Solution & Goals
How it Works
User Interface
Easy to Browse Clusters
Design for Speed
Empirical Evolution
Conclusion
PROBLEM DEFINITON
Search engine results are not easy to browse
PROPOSED SOLUTION
GROUPER
An Interface
Dynamic Clustering of Search Results
GOALS
Coherent Clusters
Efficiently Browsable
Speed
USER INTERFACE
Grouper’s query interface
A QUERY RESULT
REFINE QUERY BASED ON THIS CLUSTER
MAKING THE CLUSTERS EASY TO BROWSE
Word Overlap
Sub- and Super- Strings
Most-General Phrase with Low Coverage
Identifying Redundant Phrases
DESIGN FOR SPEED
EMPIRICAL EVALUATION OF
GROUPER
COMPARISON TO A RANKED LIST DISPLAY
Compared with HuskySearch, but not TREC
1. Number of documents followed
2. Time spent
3. Click distance
TIME SPENT
The average amount of time spent on each document
CONCLUSION
Grouper
Comparison to the logs of HuskySearch
Document clustering system on the Web
Grouper-II