LSIS TREC VIDEO 2009 High Level Feature Retrieval using Compact Profile Entropy Descriptors.
Hervé GlotinZhongqiu ZhaoEmilie DumontPublished in: TRECVID (2009)
Keyphrases
- high level
- test collection
- information retrieval
- relevance feedback
- low level
- content based indexing
- ad hoc retrieval
- low level visual features
- image retrieval
- video indexing
- semantic video
- multimedia
- shape retrieval
- multimedia information
- trec web
- feature vectors
- feature descriptors
- trec ad hoc
- semantic video retrieval
- low level features
- highly discriminative
- video clips
- video retrieval
- image database
- video segments
- video streams
- video summaries
- video data
- video database
- retrieval systems
- retrieval model
- multimedia data
- video sequences
- visual descriptors
- question answering
- image features
- video frames
- cut detection
- image description
- news video
- retrieval effectiveness
- retrieval accuracy
- multimedia databases
- trec blog track
- query performance prediction
- audio features
- key frames
- shape descriptors
- multimedia documents
- query expansion
- video search
- semantic concepts
- information retrieval systems
- feature set
- object retrieval
- video content
- average precision
- semantic information
- keypoints
- retrieval process
- document retrieval