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BGPhazard (version 1.2.3)

CUpdTheta: theta update

Description

Updates regression coefficients at iteration r.

Usage

CUpdTheta(theta, lambda.r, times, delta, type.t, K, covar)

Arguments

References

1. Nieto-Barajas, L. E. & Walker, S. G. (2002). Markov beta and gamma processes for modelling hazard rates. Scandinavian Journal of Statistics 29, 413-424.

2. Nieto-Barajas, L. E. (2003). Discrete time Markov gamma processes and time dependent covariates in survival analysis. Bulletin of the International Statistical Institute 54th Session. Berlin. (CD-ROM)