Re: AW: [NMusers] Time 'T' in $Error

2015-07-28 Thread sbihorel
Hi, From a purely technical point of view, you can use TIME in your $ERROR record if you want to implement your drug effect as a direct effect on top of the circadian rhythm (this type of model may or may not appropriate, I leave you judge of that). SinfS = ( 1 + Amplitude * sin ( (2*PI/Peri

[NMusers] Objective function

2017-01-16 Thread sbihorel
Hi, This might appear like a very naive question but I could not find the information in the NONMEM use guide: what is the value of the objective function for ITS, IMP, SAEM, and BAYES estimation methods in relation to the log likelihood? Is it the standard minus 2 times the log likelihood li

Re: [NMusers] Objective function

2017-01-16 Thread sbihorel
com> [mailto:owner-nmus...@globomaxnm.com] On Behalf Of sbihorel Sent: Monday, January 16, 2017 3:13 AM To: nmusers@globomaxnm.com <mailto:nmusers@globomaxnm.com> Subject: [NMusers] Objective function Hi, This might appear like a very naive question but I could not find the information in the NONMEM us

Re: [NMusers] Objective function

2017-01-16 Thread sbihorel
Thanks On 1/16/2017 5:21 PM, Leonid Gibiansky wrote: no, you have to run some other method (e.g, FOCEI or IMP in evaluation mode) to get OF suitable for the tests. On 1/16/2017 4:24 PM, sbihorel wrote: Thanks a lot Robert, Leonid, and Nick for your responses. One follow-up question based