# Factor

**See:** Observed Random Variable, Factor Analysis, Latent Variable.

## References

### 2000

- (Valpola, 2000) ⇒ Harri Valpola. (2000). “Bayesian Ensemble Learning for Nonlinear Factor Analysis." PhD Dissertation, Helsinki University of Technology.
- QUOTE: factor: In generative models, the regularities in the observations are assumed to have been caused by underlying factors, also termed hidden causes, latent variables or sources.