Scalable Personalised Item Ranking through Parametric Density Estimation.
Riku TogashiMasahiro KatoMayu OtaniTetsuya SakaiShin'ichi SatohPublished in: SIGIR (2021)
Keyphrases
- density estimation
- mixture model
- user preferences
- probability density function
- probability density
- density function
- mixture modeling
- outlier detection
- density estimators
- parzen window
- kernel density estimation
- nonparametric density estimation
- databases
- gaussian mixture model
- mean shift
- em algorithm
- expectation maximization
- distance measure
- principal component analysis
- machine learning