R and Python Packages
| Title | Description | Categories | Date | |
|---|---|---|---|---|
| Hotelling’s T-Squared Statistic and Ellipse |
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The HotellingEllipse package facilitates the comparison of multivariate datasets based on their PCA or PLS scores by computing the Hotelling’s T-squared statistic. The package also provides the semi-minor and semi-major axes for drawing… | R, Machine Learning, Chemometrics, Exploratory Data Analysis | May 18, 2021 |
| Computation of 2D and 3D Elliptical Joint Confidence Regions |
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The ConfidenceEllipse package calculates the coordinates of elliptical joint regions at a specified confidence level. It provides the flexibility to estimate classical or robust confidence regions, which can be visualized as 2D or 3D plots.… | R, Machine Learning, Chemometrics, Clustering | Apr 22, 2024 |
| Preprocessing Tools for Spectroscopy Data Analysis |
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The specProc package performs a wide range of preprocessing tasks essential for spectroscopic data analysis. Spectral preprocessing is essential in ensuring accurate and reliable results by minimizing the impact of various distortions and… | R, Visualization, Chemometrics, Preprocessing, Exploratory Data Analysis | Nov 1, 2024 |
| CRAN Package Usage App |
|
Shiny app that provides an interactive way to explore CRAN package usage. It enables users to display detailed download trends and compare up to 20 packages simultaneously. | R, Visualization, App | Dec 1, 2024 |
| pyEllipse |
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A Python package for computing Hotelling’s T² statistics and generating confidence ellipse/ellipsoid coordinates for multivariate data analysis and visualization. | Python, Statistics, Exploratory Data Analysis | Oct 15, 2025 |
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