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grt (version 0.2)

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

0.2

License

GPL (>= 2)

Maintainer

Kazunaga Matsuki

Last Published

April 10th, 2014

Functions in grt (0.2)

gaborPatch

Draw a gray-scale Gabor Patch

glc

General Linear Classifier

gcjc

General Conjunctive Classifier

grg

General Random Guessing model

plot.glc

Plot Method for Class 'glc'

grtMeans

Obtain means of two multivariate normal populations satisfying certain criteria

dprime

Calculate d' (d-prime)

logLik.glcStruct

Log-Likelihood of a 'glcStruct' or 'gcjcStruct' Object

plot3d.glc

plot3d Method for Class 'glc'

plot.gqc

plot Method for Class 'gqc'

gqcStruct

General Quadratic Classifier structure.

logLik.gqcStruct

Log-Likelihood of a 'gqcStruct' Object

grtrnorm

Sample from multiple multivariate normal distributions

old2new_par

Convert 'old' to 'new' glcStruct format

plot3d.gqc

plot3d Method for Class 'gqc'

logLik.gqc

Log-Likelihood of a 'gqc' Object

subjdemo_cj

Sample dataset of a categorization experiment with 2D conjunctive stimuli.

lines.gqcStruct

lines Method for class 'gqc'

mcovs

Calculate sample means and covariance(s) of multivariate data

ldb.p.correct

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

scale

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

subjdemo_3d

Sample dataset of a categorization experiment with 3D stimuli.

qdb.p.correct

the proportion correct of the quadratic decision boundary.

gcjcStruct

General Conjunctive Classifier structure

glcStruct

General Linear Classifier structure

gqc

General Quadratic Classifier

new2old_par

Convert 'new' to 'old' glcStruct format

unscale

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

subjdemo_1d

Sample dataset of a categorization experiment with 1D stimuli.

grt-package

General Recognition Theory

predict.glc

predict method for General Linear Classifier

coef.glc

Extract 'glc' or 'gcjc' coefficients

logLik.glc

Log-Likelihood of a 'glc' or 'gcjc' Object

extractAIC

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

ldb

Linear Decision Bound

plot.gcjc

Plot Method for Class 'gcjc'

subjdemo_2d

Sample dataset of a categorization experiment with 2D stimuli.

qdb

Quadratic Decision Bound