High-Level Feature Extraction Experiments for TRECVID 2007.
Masaki NaitoKeiichiro HoashiKazunori MatsumotoMasami ShishiboriKenji KitaAndrea KuticsAkihiko NakagawaFumiaki SugayaYasuyuki NakajimaPublished in: TRECVID (2007)
Keyphrases
- feature extraction
- high level
- low level
- video retrieval
- event detection
- pattern classification
- feature vectors
- semantic indexing
- dimension reduction
- video data
- higher level
- principal component analysis
- pattern recognition
- wavelet transform
- preprocessing
- low level features
- face recognition
- lower level
- image processing
- semantic information
- discriminant analysis
- feature selection
- texture features
- frequency domain
- image classification
- dimensionality reduction
- programming language
- multimedia
- linear feature extraction
- feature extractors
- information retrieval
- semantic concept detection
- linear discriminant analysis
- video concept detection
- visual classification
- concept detection
- shot boundary detection
- defect detection
- video search
- feature representation
- extracted features
- palmprint