Weighted Clustering of Sparse Educational Data.
Mirka SaarelaTommi KärkkäinenPublished in: ESANN (2015)
Keyphrases
- data points
- data sets
- sparse data
- data collection
- synthetic data
- data quality
- data objects
- database
- image data
- knowledge discovery
- data analysis
- data mining techniques
- databases
- high dimensional data
- experimental data
- data distribution
- data mining tasks
- multidimensional data
- anomaly detection
- training data
- data mining algorithms
- high dimensional
- spectral clustering
- data structure