# Preprocessing API

Key preprocessing modules for baseline correction, smoothing, normalization, cropping, and modality-specific helpers.

::: foodspec.preprocess.baseline

::: foodspec.preprocess.smoothing

::: foodspec.preprocess.normalization

::: foodspec.preprocess.cropping

::: foodspec.preprocess.derivatives

::: foodspec.preprocess.ftir

::: foodspec.preprocess.raman

