FREQUENSOL

Next-generation Tools for Seismic Modeling and Imaging

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Seismic Modeling Reimagined

Finite Element Method

  • Flexible: Complex geometries
  • Accurate: High-order geometry and fields
Finite Element Mesh

Adaptive Meshing

  • Optimal: Concentrates effort where needed
  • Automated: No tedious mesh tuning
Adaptive Meshing

Fast Frequency-Domain Solver

  • Stable: No CFL condition
  • Scalable: >1 Trillion 3D unknowns
Wavefield

Frequency Domain vs. Time Domain

FrequenSolve enables unparalleled frequency-domain simulation, often >100x faster than leading time-domain tools.

Time-domain simulation is also supported by combining frequencies. This can often be competitive with leading time-domain finite difference codes and is especially competitive in cases with:

  • Attenuation
  • Anisotropy
  • High contrast
  • Topography / complex geometry
Frequency Domain Visualization
Frequency-Domain
Time-Domain

How it Works

  1. FrequenSolve's intuitive Python interface combines models, acquisition geometries, and data into 'simulations'.
  2. Simulations can be run at various 'sites' where our fast solver code is installed and licensed, including:
    • AWS cloud via FrequenSol's API
    • On-prem HPC clusters
  3. Simulations can be run in forward, adjoint, and gradient mode, in both frequency- and time-domain.
  4. Results are stored on the cloud or HPC site, FrequenSolve provides secure and convenient methods for retrieving, exporting, and plotting results.
  5. FrequenSolve defines customizable imaging workflows including Reverse Time Migration (RTM) and Full-Waveform Inversion (FWI), or can be used as a modeling backend for proprietary imaging algorithms.
FrequenSolve Python Interface Example

Use Cases

3D Topography Modeling

High-precision topography data is often available, but is underutilized due to the limitations of conventional modeling solutions. FrequenSolve enables high-order accurate modeling of topography that can inform acquisition design and reduce the need for extensive static correction and multi-stage processing during inversion.

Flat Topography
Dune Topography

Schulte Wave Modeling

Ocean sediments support slow shear waves that encode high-resolution information about sediment properties, but can be difficult to model and thus leverage in imaging workflows. FrequenSolve enables modeling these waves with unprecedented accuracy and efficiency by aligning the mesh to the fluid-sediment interface, coupling acoustic-viscoelastic physics across the interface, and localizing slow sediments with adaptivity.

Schulte Wave Curved Boundary Model
Schulte Wave Seismic Data

Seismic Speckle

Near-surface layers often contain slow weathered zones with fine-scale heterogeneities that scatter and distort seismic signals. FrequenSolve's adaptive meshing localizes slow layers, enabling accurate and efficient modeling of challenging near-surface conditions, and providing key insights into acquisition design and processing methods in these environments.

Speckle Noise Subsurface Model
Speckle Noise Seismic Data

3D Borehole / Fracture Modeling

Modeling the interaction of seismic sources with fluid-filled boreholes and fractures is extremely challenging as these features are much smaller than the seismic wavelengths, but interact strongly with the waves, forming tube and Krauklis waves, respectively. FrequenSolve’s finite element setting allows these intricate features to be accurately modeled, and the frequency-domain setting circumvents the stability conditions that make modeling such fine-scale detail prohibitive for conventional approaches.

Come see our talk at IMAGE 2025 to learn more about FrequenSolve's recent application to borehole and fracture modeling:

A. Bakulin*, J. Badger, and S. Fomel, 2025. No-compromise 3D finite element modeling of borehole DAS data. International Meeting for Applied Geoscience & Energy (IMAGE 2025). Houston, TX, Aug. 25-28, 2025.

Borehole Mesh

Features

Domain
  • Frequency
  • Time
Dimensions
  • 2D
  • 3D
Physics
  • Acoustic
  • Elastic
  • Electromagnetic
  • Coupled Multi-physics
Modes
  • Forward
  • Adjoint
  • Gradient
Interface
  • Python Client
Platform
  • Cloud
  • HPC

Get Started with FrequenSolve

Join our waitlist to be among the first to experience next-generation seismic modeling and imaging.

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