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nlcs: N-LCS: Normative Latent Cognitive Structure

Provides functions to construct a normative latent cognitive structure (N-LCS) from cognitive test data standardized to healthy controls, and to compute cognitive deviation magnitude (CDM) and cognitive deviation angle (CDA). Methods are described in Chen (2026) <doi:10.1080/23279095.2026.2691088>.

Version: 1.0
Depends: R (≥ 4.1.0)
Imports: EFAtools, psych, stats, utils
Suggests: testthat (≥ 3.0.0)
Published: 2026-09-21
DOI: 10.32614/CRAN.package.nlcs
Author: Chen Chen [aut, cre]
Maintainer: Chen Chen <chench61 at alumni.nu.ac.th>
License: GPL-3
NeedsCompilation: no
Citation: nlcs citation info
Materials: README, NEWS
CRAN checks: nlcs results

Documentation:

Reference manual: nlcs.html , nlcs.pdf

Downloads:

Package source: nlcs_1.0.tar.gz
Windows binaries: r-devel: nlcs_1.0.zip, r-release: nlcs_1.0.zip, r-oldrel: nlcs_1.0.zip
macOS binaries: r-release (arm64): nlcs_1.0.tgz, r-oldrel (arm64): nlcs_1.0.tgz, r-release (x86_64): nlcs_1.0.tgz, r-oldrel (x86_64): nlcs_1.0.tgz

Linking:

Please use the canonical form https://CRAN.R-project.org/package=nlcs to link to this page.

These binaries (installable software) and packages are in development.
They may not be fully stable and should be used with caution. We make no claims about them.