Keyphrases
- synthetic data
- input data
- data sets
- database
- cost function
- missing data
- prior knowledge
- prior information
- high quality
- significant improvement
- image data
- correlation analysis
- test data
- training samples
- data collection
- data processing
- knowledge discovery
- probability distribution
- raw data
- pairwise
- clustering method
- data structure
- similarity measure
- statistical methods
- high precision
- training data
- data sources
- high accuracy
- video sequences
- detection method
- data points
- objective function
- em algorithm
- computational cost
- dimensionality reduction
- original data
- spectral clustering
- data quality
- information loss
- feature selection