palimpsestr: Probabilistic Decomposition of Archaeological Palimpsests

Probabilistic framework for the analysis of archaeological palimpsests based on the Stratigraphic Entanglement Field (SEF). Integrates spatial proximity, stratigraphic depth, chronological overlap, and cultural similarity to estimate latent depositional phases via diagonal Gaussian mixture Expectation-Maximisation (EM). Provides the Stratigraphic Entanglement Index (SEI), Excavation Stratigraphic Energy (ESE), and Palimpsest Dissolution Index (PDI) for quantifying depositional coherence, detecting intrusive finds, and measuring palimpsest formation. Includes simulation, diagnostics, phase-count selection, publication-quality plots, and Geographic Information System (GIS) export via 'sf'. Methods are described in Cocca (2026) <https://github.com/enzococca/palimpsestr>.

Version: 0.24.0
Depends: R (≥ 4.1.0)
Imports: stats, utils, graphics, grDevices
Suggests: testthat (≥ 3.0.0), knitr, rmarkdown, tinytex, sf, ggplot2, viridis, ggrepel, plotly, rlang, DBI, RSQLite, RPostgres, shiny, shinydashboard, DT, rcarbon (≥ 1.5.0), oxcAAR
Published: 2026-07-25
DOI: 10.32614/CRAN.package.palimpsestr
Author: Enzo Cocca ORCID iD [aut, cre]
Maintainer: Enzo Cocca <enzo.ccc at gmail.com>
BugReports: https://github.com/enzococca/palimpsestr/issues
License: MIT + file LICENSE
URL: https://github.com/enzococca/palimpsestr
NeedsCompilation: no
Citation: palimpsestr citation info
Materials: README, NEWS
CRAN checks: palimpsestr results

Documentation:

Reference manual: palimpsestr.html , palimpsestr.pdf
Vignettes: palimpsestr: Probabilistic Decomposition of Archaeological Palimpsests (source, R code)

Downloads:

Package source: palimpsestr_0.24.0.tar.gz
Windows binaries: r-devel: palimpsestr_0.10.0.zip, r-release: palimpsestr_0.10.0.zip, r-oldrel: palimpsestr_0.10.0.zip
macOS binaries: r-release (arm64): palimpsestr_0.24.0.tgz, r-oldrel (arm64): palimpsestr_0.24.0.tgz, r-release (x86_64): palimpsestr_0.24.0.tgz, r-oldrel (x86_64): palimpsestr_0.24.0.tgz
Old sources: palimpsestr archive

Linking:

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