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Constrained Waveform Inversion applies directional derivative constraints to parameter variation in order to narrow the search space and avoid falling into local minimum traps in complex geologic environments with strong velocity contrasts.

Starting Model

Starting Model

Target Model

Target Model

XWI without CWI model

XWI without CWI model

XWI with CWI model

XWI with CWI model

XWITM with directional derivative constraints

Automated salt flooding leading to global minimum convergence

 

Horizontal slice through starting model

Horizontal slice through starting model

Vertical slice through starting model

Vertical slice through starting model

Horizontal slice through intermediate model with ATV

Horizontal slice through intermediate model with ATV

Vertical slice through intermediate model with ATV

Vertical slice through intermediate model with ATV

Horizontal slice through final model with ATV

Horizontal slice through final model with ATV

Vertical slice through final modell with ATV

Vertical slice through final modell with ATV

Horizontal slice through true model

Horizontal slice through true model

Vertical slice through true model

Vertical slice through true model

XWITM without directional derivative constraints

Unable to recover salt body leading to local minimum convergence

Horizontal slice through  starting model

Horizontal slice through starting model

Vertical slices through  starting model

Vertical slices through starting model

Horizontal slice through  final model  without ATV

Horizontal slice through final model without ATV

Vertical slice through  final model  without ATV

Vertical slice through final model without ATV

S-Cube Cloud

Run XWI on the Cloud

Discover an unprecedented increase in the resolution of your velocity model.