MLKD's Participation at the CLEF 2011 Photo Annotation and Concept-Based Retrieval Tasks.
Eleftherios Spyromitros XioufisKonstantinos SechidisGrigorios TsoumakasIoannis P. VlahavasPublished in: CLEF (Notebook Papers/Labs/Workshop) (2011)
Keyphrases
- query expansion
- information retrieval
- test collection
- automatic indexing
- automatic annotation
- image retrieval
- image database
- visual and textual features
- semantic indexing
- ad hoc retrieval
- clef evaluation campaign
- retrieval systems
- question answering
- metadata
- effective retrieval
- cross media
- concept based video retrieval
- passage retrieval
- visual concepts
- image search
- image annotation
- retrieval model
- document retrieval
- information retrieval systems
- language modeling
- text retrieval
- text categorization
- qa clef
- cross language retrieval
- multilingual information retrieval
- language model
- digital libraries