The Square

Browse the latest algorithms, datasets, and tools contributed by the global chemometrics community. Find resources, share your work, and stay updated.

Filter by

Codes Datasets

Thank you for helping us build a stronger, more collaborative chemometric community!

If you’re interested in becoming a contributor, please contact our team for more information or visit our Contributor’s Guide to learn more about the submission process.

Get Started

Our supporters

Department of Food Science - Chemometrics (University of Copenhagen)

Lovelace's Square

The Square

Browse the latest algorithms, datasets, and tools contributed by the global chemometrics community. Find resources, share your work, and stay updated.

Filter by

Codes Datasets

Validation MATLAB

PCA-bootstrap

Bootstrap BCa confidence limits for PCA scores and loadings

Hamid Babamoradi [1], Frans W.J. van den Berg [1] et al.MIT | 1.0 | 2026-02-19

Data splitting Validation MATLAB

XYOnion

XYOnion: a layer-based method for splitting datasets into calibration and validation subsets.

Dr. Jokin Ezenarro [1]CC0 1.0 Universal | 1.0 | 2025-10-29

Thank you for helping us build a stronger, more collaborative chemometric community!

If you’re interested in becoming a contributor, please contact our team for more information or visit our Contributor’s Guide to learn more about the submission process.

Get Started

Validation MATLAB

PCA-bootstrap

Bootstrap BCa confidence limits for PCA scores and loadings

Hamid Babamoradi [1], Frans W.J. van den Berg [1] et al.MIT | 1.0 | 2026-02-19

Data splitting Validation MATLAB

XYOnion

XYOnion: a layer-based method for splitting datasets into calibration and validation subsets.

Dr. Jokin Ezenarro [1]CC0 1.0 Universal | 1.0 | 2025-10-29