OptimModel

Perform Nonlinear Regression Using 'optim' as the Optimization Engine

CRAN Package

A wrapper for 'optim' for nonlinear regression problems; see Nocedal J and Write S (2006, ISBN: 978-0387-30303-1). Performs ordinary least squares (OLS), iterative re-weighted least squares (IRWLS), and maximum likelihood (MLE). Also includes the robust outlier detection (ROUT) algorithm; see Motulsky, H and Brown, R (2006)[https://doi.org/10.1186/1471-2105-7-123].

  • Version2.0-1
  • R version≥ 3.0.0 stats
  • LicenseGPL-2
  • Needs compilation?No
  • Last release03/12/2024

Documentation


Team


Insights

Last 30 days

This package has been downloaded 168 times in the last 30 days. Now we're getting somewhere! Enough downloads to populate a lively group chat. The following heatmap shows the distribution of downloads per day. Yesterday, it was downloaded 8 times.

Sun
Mon
Tue
Wed
Thu
Fri
Sat
0 downloadsMar 2, 2025
3 downloadsMar 3, 2025
14 downloadsMar 4, 2025
4 downloadsMar 5, 2025
4 downloadsMar 6, 2025
3 downloadsMar 7, 2025
2 downloadsMar 8, 2025
2 downloadsMar 9, 2025
7 downloadsMar 10, 2025
10 downloadsMar 11, 2025
12 downloadsMar 12, 2025
10 downloadsMar 13, 2025
3 downloadsMar 14, 2025
4 downloadsMar 15, 2025
3 downloadsMar 16, 2025
4 downloadsMar 17, 2025
8 downloadsMar 18, 2025
7 downloadsMar 19, 2025
7 downloadsMar 20, 2025
10 downloadsMar 21, 2025
5 downloadsMar 22, 2025
4 downloadsMar 23, 2025
8 downloadsMar 24, 2025
6 downloadsMar 25, 2025
3 downloadsMar 26, 2025
6 downloadsMar 27, 2025
2 downloadsMar 28, 2025
4 downloadsMar 29, 2025
3 downloadsMar 30, 2025
2 downloadsMar 31, 2025
8 downloadsApr 1, 2025
0 downloadsApr 2, 2025
0 downloadsApr 3, 2025
0 downloadsApr 4, 2025
0 downloadsApr 5, 2025
2
14

The following line graph shows the downloads per day. You can hover over the graph to see the exact number of downloads per day.

Last 365 days

This package has been downloaded 1,860 times in the last 365 days. That's enough downloads to impress a room full of undergrads. A commendable achievement indeed. The day with the most downloads was Jan 18, 2025 with 28 downloads.

The following line graph shows the downloads per day. You can hover over the graph to see the exact number of downloads per day.

Data provided by CRAN


Binaries


Dependencies

  • Depends1 package
  • Suggests4 packages