Package: lfa 2.12.0

Alejandro Ochoa

lfa: Logistic Factor Analysis for Categorical Data

Logistic Factor Analysis is a method for a PCA analogue on Binomial data via estimation of latent structure in the natural parameter. The main method estimates genetic population structure from genotype data. There are also methods for estimating individual-specific allele frequencies using the population structure. Lastly, a structured Hardy-Weinberg equilibrium (HWE) test is developed, which quantifies the goodness of fit of the genotype data to the estimated population structure, via the estimated individual-specific allele frequencies (all of which generalizes traditional HWE tests).

Authors:Wei Hao [aut], Minsun Song [aut], Alejandro Ochoa [aut, cre], John D. Storey [aut]

lfa_2.12.0.tar.gz
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lfa_2.12.0.tgz(r-4.6-emscripten)
manual.pdf |manual.html
card.svg |card.png
lfa/json (API)
NEWS

# Install 'lfa' in R:
install.packages('lfa', repos = c('https://bioc-release.r-universe.dev', 'https://cloud.r-project.org'))

Bug tracker:https://github.com/storeylab/lfa/issues

Uses libs:
  • openblas– Optimized BLAS
Datasets:

On BioConductor:lfa-2.13.0(bioc 3.24)lfa-2.12.0(bioc 3.23)

snpdimensionreductionprincipalcomponentregressionopenblas

7.30 score 16 stars 1 packages 69 scripts 686 downloads 1 mentions 7 exports 35 dependencies

Last updated from:1c0bf78169 (on RELEASE_3_23). Checks:1 WARNING, 13 OK. Indexed: no.

TargetResultTimeFilesSyslog
bioc-checksWARNING152
linux-devel-arm64OK130
linux-devel-x86_64OK312
source / vignettesOK211
linux-release-arm64OK137
linux-release-x86_64OK186
macos-release-arm64OK83
macos-release-x86_64OK237
macos-oldrel-arm64OK105
macos-oldrel-x86_64OK189
windows-develOK87
windows-releaseOK113
windows-oldrelOK85
wasm-releaseOK117

Exports:afaf_snpcenterscalelfapca_afsHWEtrunc_svd

Dependencies:BEDMatrixbitbit64clicliprcorpcorcpp11crayoncrochetdplyrgenericsgeniogluehmslatticelifecyclemagrittrMatrixpillarpkgconfigprettyunitsprogressR6RcppRcppEigenreadrrlangRSpectratibbletidyselecttzdbutf8vctrsvroomwithr

Logistic Factor Analysis Vignette

Rendered fromlfa.Rmdusingknitr::rmarkdownon Jun 03 2026.

Last update: 2026-01-28
Started: 2026-01-28