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Performs PCA filtering on the input matrix, reducing the noise.
Sparse PCA with L1-penalized loadings for variable selection
Dynamic Time Warping and Correlation Optimized Warping for signal alignment
The Asymmetric Least Squares performs baseline correction by penalizing positive residuals.
MATLAB codes to access Renishaw WiRE .wdf Raman data files, with read/write access to spectra, mapped data, and header metadata.
Autoscale standardizes data by centering it to zero mean and scaling it to unit variance.
Automated baseline correction, peak detection and grouping for chromatographic data
The MCR-ALS (Lite version) algorithm unmixes bilinear data to obtain the pure components.