A partial imputation EM-algorithm to adjust the overestimated shape parameter of the Weibull distribution fitted to the clinical time-to-event data.
Kyungmee ChoiSung Min ParkSeunghoon HanDong-Seok YimPublished in: Comput. Methods Programs Biomed. (2020)
Keyphrases
- em algorithm
- incomplete data
- missing data
- hidden variables
- statistical analysis
- expectation maximization
- gaussian mixture model
- maximum likelihood
- parameter estimation
- prior knowledge
- likelihood function
- shape model
- mixture model
- least squares
- missing values
- bayesian inference
- probabilistic model
- computer vision
- finite mixture models
- weibull distribution