Keyphrases
- user supplied
- geo tagged
- user contributed
- photo sharing
- metadata
- image collections
- user generated
- tag ranking
- web image search
- geographic location
- image annotation
- temporal analysis
- privacy aware
- tag recommendation
- photo collections
- user generated content
- image search
- image retrieval
- digital photos
- personal photos
- image content
- social media sites
- social media
- social networking services
- keywords
- social networks
- visual features
- graph patterns