Published January 2, 2026 | Version 1.0.0
Software Open

DAVIS code: data-adaptive spline-based viscoelasticity framework

  • 1. EDMO icon Friedrich-Alexander-University Erlangen-Nürnberg
  • 2. ROR icon Friedrich-Alexander-Universität Erlangen-Nürnberg
  • 3. ROR icon University of Glasgow
  • 4. University Erlangen-Nuremberg

Description

Data-Adaptive Spline-Based Viscoelasticity (DAVIS) is an open-source computational framework for finite-strain viscoelasticity. The code implements a data-adaptive generalized standard material formulation in which equilibrium and non-equilibrium energy functions and creep potentials are represented by B-spline interpolants.

The framework supports FEM-based calibration using full-field DIC data and reaction forces and reproduces the results reported in the associated publication.

This record corresponds to software version 1.0.0. Detailed installation and usage instructions are provided in the linked GitHub repository’s README.

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davis-viscoelasticity-1.0.0.zip

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Additional details

Related works

Is referenced by
Journal article: 10.1016/j.cma.2025.118705 (DOI)

Funding

European Commission
SoftFrac - Configurational Mechanics of Soft Materials: Revolutionising Geometrically Nonlinear Fracture 101052785

Software