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Extracting event and place semantics from Flickr tags
- 1. Tye Rattenbury, Nathan Good, Mor Naaman* Yahoo! Research Berkeley (Yahoo! Advanced Development Division) Towards Automatic Extraction of Event and Place Semantics from Flickr Tags
- 3. Find the Differences “ Yahoo! Headquarters” “ Dog” “ SIGIR 2007”
- 5. Simple Model (photo_id, user_id, time, latitude, longitude) (photo_id, tag)
- 7. Tag Maps - San Francisco
- 11. Extended Model (photo_id, user_id, time, latitude, longitude) (photo_id, tag) (tag, location) (tag, time)
- 12. Tag Patterns
- 13. Tag Patterns
- 14. Tag Patterns
- 20. Naïve Scan
- 21. Spatial Scan
- 25. Scale-structure Identification Entropy = 1.421621 Entropy = 0.766263 Entropy = 0.555915 Entropy = 0.062760 “Barry Bonds” tag
- 27. Experiments byobw Ground Truth: BYOBW?
- 29. The Obligatory Slide Where I Show You that Our Curve is Above the Other Curves
- 30. Experiments
- 33. Tag Maps - Paris - Les Blogs?
Notes de l'éditeur
- Mor… star interns One way to extract knowledge from Flickr tags. This is not about image search - it’s not even about photos