Package: modelfree Title: Model-Free Estimation of a Psychometric Function Version: 1.2.1 Authors@R: c( person("Ivan", "Marin-Franch", , "imarinfr@optocom.es", role = c("aut"), comment = c(ORCID = "0000-0001-7079-6874")), person("Kamila", "Zychaluk", , "Kamila.Zychaluk@liverpool.ac.uk", role = c("aut", "cre","cph")), person("David H.", "Foster", , "d.h.foster@manchester.ac.uk", role = c("aut"), comment = c(ORCID = "0000-0003-2428-715X")) ) Description: 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) and Foster and Zychaluk (2007) . URL: https://personalpages.manchester.ac.uk/staff/d.h.foster/software-modelfree/latest/home.html License: LGPL (>= 3) Encoding: UTF-8 RoxygenNote: 7.3.2 Imports: SparseM, PolynomF, methods Depends: R (>= 2.10) LazyData: true NeedsCompilation: no Packaged: 2026-06-17 09:23:41 UTC; root Author: Ivan Marin-Franch [aut] (ORCID: ), Kamila Zychaluk [aut, cre, cph], David H. Foster [aut] (ORCID: ) Maintainer: Kamila Zychaluk Repository: https://kzychaluk.r-universe.dev Date/Publication: 2025-05-22 16:43:52 UTC RemoteUrl: https://github.com/cran/modelfree RemoteRef: HEAD RemoteSha: 8cd4bb441230c900816442a706e7ab5bcfd725f0