Keyphrases
- database
- data sets
- prior knowledge
- learning algorithm
- learning process
- raw data
- data collection
- databases
- background knowledge
- learning models
- spatial data
- data processing
- high quality
- data sources
- data mining techniques
- data quality
- original data
- active learning
- experimental data
- end users
- statistical analysis
- data points
- knowledge acquisition
- image data
- learning systems
- missing data
- semantic information
- computer systems
- multimedia data
- learning tasks
- human experts
- knowledge discovery
- online learning
- text classification