Rydén, Jesper
- Institutionen för energi och teknik, Sveriges lantbruksuniversitet
A recently proposed method for factor analysis of discrete data is extended to better handle overdispersion. Three empirical examples from veterinary sciences, musicology and agriculture are investigated, involving true count data as well as ordinal data. Comparisons are made with results from related statistical techniques, e.g., principal component analysis.
Poisson distribution; Negative binomial distribution; Model selection
                                Communications in Statistics - Simulation and Computation
2023, volym: 52, nummer: 10, sidor: 4592-4602
Utgivare: TAYLOR AND FRANCIS INC
                            
                                Sannolikhetsteori och statistik
                            
https://res.slu.se/id/publ/113422