[R] Tackling of convergence issues in gamlss vs glm2

2018-05-10 Thread Nik Tuzov
Hello: I'd like to know how and if the GLM convergence problems are addressed in gamlss. For simplicity, let's focus on Normal and Negative Binomial with log link. The convergence issues of the glm() function were alleviated in 2011 when glm2 package was released. Package gamlss was released

[R] Learning advanced R

2018-03-13 Thread Nik Tuzov
Hello: Could you please suggest the best way to become an "advanced" R programmer. I went through "R for dummies" by de Vries and Meys and I can see two ways to proceed: 1) Get a more advanced textbook. E.g. could you recommend Gentleman, "R for Bioinformatics"? 2) Because textbooks are

[R] Package gamlss used inside foreach() and %dopar% fails to find an object

2018-03-12 Thread Nik Tuzov
r-help-ow...@r-project.org When replying, please edit your Subject line so it is more specific than "Re: Contents of R-help digest..." Today's Topics: 1. . Package gamlss used inside foreach() and %dopar% fails to find an object (Nik Tuzov) (Dimitrios Stasinopoulos) 2

Re: [R] Package gamlss used inside foreach() and %dopar% fails to find an object

2018-03-09 Thread Nik Tuzov
Hello Jeff: Thanks for replying. I made a mistake in my original post. The same error is generated with %do% as well, so it seems to be gamlss-related. Nik - Original Message - From: "Jeff Newmiller" <jdnew...@dcn.davis.ca.us> To: "r-help" <r-help@r-p

[R] Package gamlss used inside foreach() and %dopar% fails to find an object

2018-03-09 Thread Nik Tuzov
Hello all: Please help me with this "can't find object" issue. I'm trying to get leave-one-out predicted values for Beta-binomial regression. It may be the gamlss issue because the code seems to work when %do% is used. I have searched for similar issues, but haven't managed to figure it out.