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Open research questions in Seismic Imaging and Inversion Techniques

53 unresolved questions extracted from the limitations and future-work sections of 163 Seismic Imaging and Inversion Techniques papers in our library. Each links back to the study that raised it.

What the literature leaves open

  • The study is limited to a single outcropping analogue of a carbonate reservoir. The acoustic measurements were limited to a 2D section of the quarry face. The study does not account for the effects of other diagenetic processes or sedimentological facies on seismic response.

    Sedimentary hints of seismic reflectors into an oolithic carbonate analogue reservoir study case on the “Oolithe Blanche” (Burgundy, France) · 2026 · DOI

  • To extend the CS method to 3D acquisition. To apply the CS method to other types of seismic data. To further improve the reconstruction algorithm and reduce costs.

    Compressive sensing based seismic data acquisition a case study in northeast China · 2026 · DOI

  • The high costs and surface obstacles in seismic data acquisition. The limitations of the traditional Shannon/Nyquist sampling theorem. The need for a sparse seismic acquisition design without losing data fidelity.

    Compressive sensing based seismic data acquisition a case study in northeast China · 2026 · DOI

  • Targeting reservoirs below seismic resolution is a primary challenge in reservoir characterization. The difficulty of identifying thin-sand bodies in the Guantao Formation.

    Thin-bed reservoir characterisation using high-resolution ocean-bottom-node seismic data, seismic waveform indication inversion, and a Gaussian mixture model: A case study from the Guantao Formation, Bohai Bay Basin, China · 2026 · DOI

  • The study identifies a gap in the current understanding of seismic facies analysis in geologically complex fields. The approach aims to address this gap by using a multi-attribute machine learning workflow.

    Facies classification and channel detection for reservoir characterization using self-organizing maps in geologically complex groningen gas field, The Netherlands · 2026 · DOI

  • The highly nonlinear and ill-posed nature of the problem. The lack of an adaptive adjustment mechanism for the weights of various terms in the multi-constraint joint loss function. The need to systematically integrate multisource prior information to guide the learning process of intelligent networks.

    Multi-constraint two-step intelligent prestack seismic inversion and its application: A case study in the Junggar Basin, Northwest China · 2026 · DOI

  • Differences in source wavelets and phase characteristics between seismic datasets. Operational constraints in shallow marine coastal areas. Limited use of large seismic vessels and high-capacity sources.

    Phase-consistent broadband synthesis of shallow marine seismic data using complementary seismic sources · 2026 · DOI

  • Intense crustal deformation and active seismicity in the Isparta Basin. Complex fault systems and stratigraphy. The need for a reasonable model of the basin's structure.

    Estimation of Basement Relief in the Isparta Basin by Applying Spectral Filtering and Local Optimisation-Based Inversion Techniques to Gravity Data · 2026 · DOI

  • Conventional 3D geomechanical modeling relies on iterative trial-and-error calibration, which is computationally expensive and may compromise physical consistency. There is a need for an efficient, physically interpretable stress calibration approach.

    A Sensitivity-Driven Inversion Framework for Efficient Calibration of 3D Geomechanical Models: Application to a Shale Reservoir · 2026 · DOI

  • Future research can focus on applying the proposed framework to other datasets and domains. The framework can be extended to handle other types of uncertainty and distribution shift.

    Calibrated, robust, and physically consistent uncertainty quantification in deep-learning surface-wave shallow shear-velocity inversion · 2026 · DOI

  • Existing probabilistic approaches often lack coverage calibration, systematic robustness evaluation, and physical-consistency checks. There is a need for a robust and physically consistent uncertainty quantification framework for deep-learning surface-wave shallow shear-velocity inversion.

    Calibrated, robust, and physically consistent uncertainty quantification in deep-learning surface-wave shallow shear-velocity inversion · 2026 · DOI

  • Further studies are needed to investigate the seismic expression of other types of carbonate reservoirs. The development of more effective seismic imaging techniques for characterizing carbonate reservoirs is needed. The integration of acoustic measurements and seismic modeling should be applied to other geological settings.

    Sedimentary hints of seismic reflectors into an oolithic carbonate analogue reservoir study case on the “Oolithe Blanche” (Burgundy, France) · 2026 · DOI

  • Pre-stack depth migration can improve imaging shallow structures in fault zones, but its use is limited by the difficulty of defining a suitable starting velocity model.

    When Tomography and Semblance Disagree: Constructing a Practical Starting Velocity Model for Shallow PSDM in Active, Fault-Bounded Intramontane Basins · 2026 · DOI

  • Future research should focus on incorporating multi-attribute classification, refining rock physics constraints, and extending the probabilistic workflow to other Nile Delta concessions. Similarly, deterministic seismic inversion is inherently limited by the vertical resolution of the input seismic data; the inversion results cannot exceed this resolution.

    Probabilistic 3D lithology classification from elastic property volumes an advanced inversion workflow at Desouq Gas Field, West Nile Delta, Egypt · 2026 · DOI

  • Future research should focus on integrating real-time LMO QC during acquisition. Future research should explore the use of GPS-based dynamic positioning systems. Future research should investigate the application of AI-Assisted LMO Tools for automating geometry verification.

    Evaluating Linear Moveout Effectiveness in Detecting 3-D Seismic Survey Geometry Errors in Chad Basin, Nigeria · 2026 · DOI

  • The study identifies a gap in the current methods for detecting geometry errors in 3-D seismic surveys. The study notes that existing methods may not be effective in identifying geometry errors, particularly in complex terrain. The study aims to address this gap by evaluating the effectiveness of linear moveout analysis.

    Evaluating Linear Moveout Effectiveness in Detecting 3-D Seismic Survey Geometry Errors in Chad Basin, Nigeria · 2026 · DOI

  • The scope of the experiments was limited due to low permeability of some cores. Some cores were prone to structural collapse or damage during saturation or pressurization processes.

    Analysis of Rock Physics Variation Patterns and Time-Lapse Seismic Response Characteristics · 2026 · DOI

  • Further studies can be conducted to apply the approach to other oilfields. Additional research can be done to improve the accuracy of predictions of remaining oil and gas.

    Analysis of Rock Physics Variation Patterns and Time-Lapse Seismic Response Characteristics · 2026 · DOI

  • The application of machine learning in wave propagation modeling is a relatively new area of research. There is a need to explore the potential of machine learning in seismology.

    Machine learning in wave propagation modeling: From standard numerical methods to physics-informed neural networks in seismology · 2026 · DOI

  • The LSRTM method is time-consuming and memory-intensive. The method suffers from oversampling/aliasing when modeling deeper subsurface zones.

    On the Steadfastness of the Least-Square Reverse-Time Migration Wavefield Extrapolation via 1<sup>st</sup>-Order Riemannian Axis Finite-Difference Solver · 2026 · DOI

  • Further development of artificial intelligence-assisted seismic imaging methods. Improvement of full-wave-equation migration methods to reduce noise and artifacts.

    Wave-equation migration: Advances, artificial intelligence enhancement, comparisons, and outlook · 2026 · DOI

  • The need for improved seismic imaging techniques for complex geological structures. The limitations of one-way wave-equation migration in handling turning waves and large propagation angles.

    Wave-equation migration: Advances, artificial intelligence enhancement, comparisons, and outlook · 2026 · DOI

  • Multi-parameter FWI in VTI media suffers from strong nonlinearity, parameter trade-offs, and cycle skipping. Conventional FWI based on the L2 metric requires strict point-by-point matching between signals.

    Multi-parameter full waveform inversion based on optimal transport distance in VTI media · 2026 · DOI

  • Suppressing non-seismic graphical elements. Restoring the missing portions of the band-limited seismic wavelet. Attenuating residual noise without degrading the broad-band geological signal.

    WigglePy: a QGIS‑integrated workflow for converting raster legacy seismic profiles into SEG‑Y format · 2026 · DOI

  • Many legacy seismic profiles remain accessible only as raster images. The need for an efficient solution for the scientific rescue and revitalization of vintage seismic archives.

    WigglePy: a QGIS‑integrated workflow for converting raster legacy seismic profiles into SEG‑Y format · 2026 · DOI

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53 open questions have been extracted from the limitations and future-work passages of 163 Seismic Imaging and Inversion Techniques papers in our library. Each one below links back to the study that raised it, so you can read the original claim in context.

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