modelfree: Model-Free Estimation of a Psychometric Function

Local linear estimation of psychometric functions. Provides functions for nonparametric estimation of a psychometric function and for estimation of a derived threshold and slope, and their standard deviations and confidence intervals.For more details see Zychaluk and Foster (2009) <doi:10.3758/APP.71.6.1414> and Foster and Zychaluk (2007) <doi:10.1109/MSP.2007.4286564>.

Version:	1.2.1
Depends:	R (≥ 2.10)
Imports:	SparseM, PolynomF, methods
Published:	2025-05-22
DOI:	10.32614/CRAN.package.modelfree
Author:	Ivan Marin-Franch [aut], Kamila Zychaluk [aut, cre, cph], David H. Foster [aut]
Maintainer:	Kamila Zychaluk <Kamila.Zychaluk at liverpool.ac.uk>
License:	LGPL (≥ 3)
URL:	https://personalpages.manchester.ac.uk/staff/d.h.foster/software-modelfree/latest/home.html
NeedsCompilation:	no
CRAN checks:	modelfree results

Documentation:

Reference manual:

modelfree.html , modelfree.pdf

Downloads:

Package source:	modelfree_1.2.1.tar.gz
Windows binaries:	r-devel: modelfree_1.2.1.zip, r-release: modelfree_1.2.1.zip, r-oldrel: modelfree_1.2.1.zip
macOS binaries:	r-release (arm64): modelfree_1.2.1.tgz, r-oldrel (arm64): modelfree_1.2.1.tgz, r-release (x86_64): modelfree_1.2.1.tgz, r-oldrel (x86_64): modelfree_1.2.1.tgz
Old sources:	modelfree archive

Linking:

Please use the canonical form https://CRAN.R-project.org/package=modelfree to link to this page.