Efficient EMD-based similarity search in multimedia databases via flexible dimensionality reduction.
Marc WichterichIra AssentPhilipp KranenThomas SeidlPublished in: SIGMOD Conference (2008)
Keyphrases
- similarity search
- multimedia databases
- dimensionality reduction
- high dimensional data
- high dimensional
- indexing structure
- similarity searching
- efficient similarity search
- content based retrieval
- distance function
- knn
- metric space
- distance computation
- similarity queries
- indexing method
- nearest neighbor queries
- similarity measure
- multimedia information retrieval
- locality sensitive hashing
- indexing techniques
- r tree
- multimedia data
- cross view
- indexing schemes
- multimodal data
- database
- content based multimedia retrieval
- query processing
- access methods
- principal component analysis
- data points
- multimedia
- neural network
- high dimensional spaces
- nearest neighbor search
- graph embedding
- distance measure
- feature selection