LIF TREC VIDEO 2009 High Level Feature Extraction Using Genetic Fusion.
Stéphane AyachePublished in: TRECVID (2009)
Keyphrases
- feature extraction
- high level
- low level
- video data
- mid level
- blog opinion retrieval
- feature fusion
- video content
- video frames
- data fusion
- test collection
- multimedia
- real time
- video analysis
- information retrieval
- information fusion
- feature vectors
- genetic algorithm
- video clips
- video surveillance
- video sequences
- multimedia data
- feature space
- higher level
- image classification
- principal component analysis
- question answering
- semantic information
- feature selection
- video streams
- dimensionality reduction
- wavelet transform
- face recognition
- moving objects
- feature representation
- middle level
- key frames
- multiresolution
- space time
- frequency domain
- relevance feedback
- image processing