Exposure mixtures

Exposure mixtures are mixtures of substances that contribute relatively much to the overall cumulative exposure (potential risk drivers).

This module has as primary entities: Foods Substances Effects

Calculation of exposure mixtures

A multivariate decomposition method, sparse non-negative matrix underestimation (SNMU), is applied to the matrix of exposures per substance and per individual (chronic) or individual-day (acute) to find substance combinations that contribute most to the cumulative exposure.

Inputs used: Exposures

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