Some useful factor analytic functions for lazy boys and girls

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Documentation for package ‘lazy.fa’ version 1.0.0.20250913

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lazy.fa-package lazy.fa: Some factor analytic functions for lazy boys and girls.
cfa Simple Iterative Solution of Confirmatory Factor Analysis 'Sigma = Lambda %*% Phi %*% t(Lambda) + Psi' with Prescribed Zeros in Lambda.
critOB The criterion for Oblique rotation
critOBPR The criterion for Oblique Procrustes rotation with prescribed factor correlation R
critOBR The criterion for Oblique rotation with prescribed factor correlation R
critOBR2 crit for Oblique rotation with fixed R with normalization
efa Simple Iterative Solution of Exploratory Factor Analysis
est_disp Constrained ML Estimation of Normal Dispersion Matrix
ExamplesOfLSFA Examples of LS Factor Anlysis
ExamplesOfMLFA Examples of ML Factor Anlysis
fa_hs ML/LS Solution of Factor Analysis with Homoschedastic Error 'Sigma = Lambda %*% t(Lambda) + psi diag(c)'
gendatafa_A Generate Simple Structure Factor Pattern
generate_fa_funcs Generate Objective Functions and Others for Factor Analysis
lazy.fa lazy.fa: Some factor analytic functions for lazy boys and girls.
LSLS crit for Lorenzo-Seva rotation
LS_index Lorenzo-Seva Loading Simplicity Index
normalize_fa Normalization of F and A in PCA of FA model
obliminR crit for oblimin rotation with fixed R
obliqueR Planar Oblique Rotation with grid search of optimal rho.
orthog2obliq Convert Orthogonal Solutin to Oblique Solution
orthomax The orthomax criterion
orthomaxR The Orthomax criterion for the Oblique rotation with prescribed factor correlation R
pca_by_als PCA by ALS
planarR Planar Rotation
recoverL Given Psi, Recover Orthogonal Lambda
rotate2canon Rotate Lambda to Canonical Form
ss_index Simple Structure Index
update_Ta Update Ta array containing 'T_{ij}' matrices
womax Weighted Orthomax Rotation by Kaiser's pairwize method