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grt (version 0.1-2)

General Recognition Theory

Description

Functions to generate and analyze data for psychology experiments based on the General Recognition Theory.

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Version

Install

install.packages('grt')

Monthly Downloads

168

Version

0.1-2

License

GPL (>= 2)

Maintainer

Kazunaga Matsuki

Last Published

January 20th, 2011

Functions in grt (0.1-2)

grtMeans

Obtain means of two multivariate normal populations satisfying certain criteria

ldb.p.correct

Probability of correct classification based on the optimal linear decision bound.

qdb

Quadratic Decision Bound

ldb

Linear Decision Bound

plot3d.glc

plot3d Method for Class 'glc'

subjdemo_3d

Sample dataset of a categorization experiment with 3D stimuli.

plot3d.gqc

plot3d Method for Class 'gqc'

gqcStruct

General Quadratic Classifier structure.

logLik.gqc

Log-Likelihood of a 'gqc' Object

plot.glc

Plot Method for Class 'glc'

logLik.glcStruct

Log-Likelihood of a 'glcStruct' Object

logLik.gqcStruct

Log-Likelihood of a 'gqcStruct' Object

plot.gqc

plot Method for Class 'gqc'

unscale

Un-scale or re-center the scaled or centered Matrix-like object

qdb.p.correct

the proportion correct of the quadratic decision boundary.

new2old_par

Convert 'new' to 'old' glcStruct format

gaborPatch

Draw a gray-scale Gabor Patch

coef.glc

Extract glc coefficients

dprime

Calculate d' (d-prime)

logLik.glc

Log-Likelihood of a 'glc' Object

grt-package

General Recognition Theory

subjdemo_2d

Sample dataset of a categorization experiment with 2D stimuli.

mcovs

Calculate sample means and covariance(s) of multivariate data

glc

General Linear Classifier

predict.glc

predict method for General Linear Classifier

grtrnorm

Sample from multiple multivariate normal distributions

grg

General Random Guessing model

old2new_par

Convert 'old' to 'new' glcStruct format

glcStruct

General Linear Classifier structure

subjdemo_1d

Sample dataset of a categorization experiment with 1D stimuli.

lines.gqcStruct

lines Method for class 'gqc'

extractAIC

extractAIC method for class 'glc', 'gqc', and 'grg'

gqc

General Quadratic Classifier

scale

Scale method for the class 'glc' and 'gqc'