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psyphy (version 0.3)

Functions for Analyzing Psychophysical Data in R

Description

An assortment of functions that could be useful in analyzing data from psychophysical experiments. It includes functions for calculating d' from several different experimental designs, links for m-alternative forced-choice (mafc) data to be used with the binomial family in glm (and possibly other contexts) and self-Start functions for estimating gamma values for CRT screen calibrations.

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Version

Install

install.packages('psyphy')

Monthly Downloads

483

Version

0.3

License

GPL

Maintainer

Ken Knoblauch

Last Published

August 19th, 2023

Functions in psyphy (0.3)

SS.RGBcalib

Self-Start Functions for Fitting Luminance vs Grey Level Relation on CRT displays
dprime.ABX

d' for ABX Paradigm
glm.lambda

mafc Probit Fit to Psychometric Function Profiled on Upper Asymptote
logit.2asym

Links for Binomial Family with Variable Upper/Lower Asymptotes
psyfun.2asym

Fit Psychometric Functions and Upper and Lower Asymptotes
psyphy-package

Functions for analyzing psychophysical functions
dprime.oddity

d' for 3 Stimulus Oddity Paradigm
dprime.SD

d' for Same-different Paradigm
probit.lambda

mafc Probit Link for Binomial Family with Upper Asymptote < 1
dprime.mAFC

d' for m-alternative Forced-choice
mafc

Links for Binomial Family for m-alternative Forced-choice
ecc2

4-afc Detection and Identification of Letters
glm.WH

mafc Probit Fit to Psychometric Function with Upper Asymptote Less than One
summary.lambda

Summary Method for Objects of Class `lambda'
RGB

Luminance Calibration Data from Video Projector