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MF

Matthew Fidler

Also published as Matthew L Fidler, Matthew L. Fidler

24 packages On CRAN since Mar 2017 (9 years) · last active 1 day ago 0000-0001-8538-6691

Downloads

17.7K

Last 30 days

59.2K

Last 90 days

313.3K

Last year

Average trend: -16.7% (30d vs prior 30d)

Top Packages by Downloads

lbfgsb3c
4.5K
xgxr
2.9K
rxode2
2.9K
rxode2ll
2.2K
lotri
1.8K
nlmixr2est
1.5K
dparser
1.5K

Portfolio Check Status

Aggregate CRAN check results across 16 maintained packages.

24

ERROR

19

NOTE

165

OK

Recent Activity

nlmixr2 updated v7.0.1 Aug 5, 2026

Nonlinear Mixed Effects Models in Population PK/PD

nlmixr2plot updated v5.1.0 Aug 5, 2026

Nonlinear Mixed Effects Models in Population PK/PD, Plot Functions

nlmixr2save updated v0.2.0 Aug 5, 2026

Save 'nlmixr2' Fits in a Format Readable Outside 'nlmixr2'

nlmixr2est updated v7.0.2 Aug 4, 2026

Nonlinear Mixed Effects Models in Population PK/PD, Estimation Routines

nlmixr2extra updated v5.2.0 Aug 4, 2026

Nonlinear Mixed Effects Models in Population PK/PD, Extra Support Functions

rxode2 updated v5.1.6 Aug 4, 2026

Facilities for Simulating from ODE-Based Models

xgxr updated v1.1.6 Aug 3, 2026

Exploratory Graphics for Pharmacometrics

rxode2 updated v5.1.5 Jul 28, 2026

Facilities for Simulating from ODE-Based Models

rxode2ll updated v2.0.16 Jul 24, 2026

Log-Likelihood Functions for 'rxode2'

rxode2 updated v5.1.4 Jul 20, 2026

Facilities for Simulating from ODE-Based Models

Maintained Packages

16 packages

Package Version
lbfgsb3c 2024-3.5
rxode2 5.1.6
rxode2ll 2.0.16
lotri 1.0.4
nlmixr2est 7.0.2
nlmixr2data 2.0.10
dparser 1.3.1-13
PreciseSums 0.7
nlmixr2extra 5.2.0
nlmixr2 7.0.1
nlmixr2plot 5.1.0
n1qn1 6.0.1-14
nonmem2rx 0.1.9
babelmixr2 0.1.11
monolix2rx 0.0.6
nlmixr2save 0.2.0

Co-authored Packages

3 packages

Package Version
xpose.nlmixr2 0.4.2
ggPMX 1.3.2
nlmixr2lib 0.3.2

Contributions

5 packages

Package Version
xgxr 1.1.6
posologyr 1.2.8
nlmixr2autoinit 1.0.1
pmxNODE 0.1.0
nlmixr2auto 1.0.0

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