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Provides functions for processing Shimadzu gas chromatography-mass spectrometry (GC-MS) exported text files, extracting Chemical Abstracts Service (CAS) numbers and peak areas, building abundance matrices, annotating compounds, and screening based on occurrence frequency. The package is designed for organizing, identifying, and screening volatile compounds in metabolomics and environmental studies.
| Version: | 0.2.5 |
| Depends: | R (≥ 4.5.0) |
| Imports: | dplyr, tidyr, openxlsx, readxl, rlang, webchem, tools |
| Published: | 2026-09-12 |
| DOI: | 10.32614/CRAN.package.postvocs |
| Author: | Xiaotao Han [aut, cre] |
| Maintainer: | Xiaotao Han <postvocs.r at gmail.com> |
| BugReports: | https://github.com/HanXT97/postvocs/issues |
| License: | GPL (≥ 3) |
| URL: | https://github.com/HanXT97/postvocs |
| NeedsCompilation: | no |
| Language: | en-US |
| Materials: | README, NEWS |
| CRAN checks: | postvocs results |
| Reference manual: | postvocs.html , postvocs.pdf |
| Package source: | postvocs_0.2.5.tar.gz |
| Windows binaries: | r-devel: postvocs_0.2.5.zip, r-release: postvocs_0.2.5.zip, r-oldrel: postvocs_0.2.5.zip |
| macOS binaries: | r-release (arm64): postvocs_0.2.5.tgz, r-oldrel (arm64): postvocs_0.2.5.tgz, r-release (x86_64): postvocs_0.2.5.tgz, r-oldrel (x86_64): postvocs_0.2.5.tgz |
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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.
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