##  [Coarse-to-Fine Reconstruction](/coarse-fine-reconstruction) 

  ##  [Coarse-to-Fine Reconstruction](https://mathlogic.quantumdictionary.io/coarse-fine-reconstruction-0) 

  

 [![Mathematics & Logic Dictionary](/sites/default/files/styles/large/public/2026-01/Mathematics%20%26%20Logic.png.webp?itok=UhtTRPnp)](/topic-specific-dictionaries/natural-formal-sciences/mathematics-logic)

- Natural & Formal Sciences -

**Mathematics & Logic Dictionary**

 







 

 

 

 



 

 

 

 

Definition

A mapping from coarse model variables or observables to a reconstructed fine-scale field that is consistent with the coarse constraints and any chosen priors or regularization; intended to recover subgrid structure absent from the coarse representation.