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Processing & Imaging

Simplified handling for larger and more complex seismic surveys

Echos

New Feature Customer Value
  • Model-based Ground Roll Attenuation (SWAMI)
    • Ground roll attenuation by near surface elastic parameter estimation, surface wave modeling and adaptive subtraction.
    • Near surface parameter estimation innovatively uses a genetic algorithm for search optimization.
    • A fast surface wave modeling algorithm enables efficient use in a production environment.
  • Improved retention of seismic signal
  • Improved support for point receiver survey acquisition
  • Towards near surface Vp/Vs/Density model estimation
  • New residual statics estimation
    • Combines multiple legacy solvers into a modern framework
  • More effective utilization of compute resources during residual statics estimation
  • Improved support for modern survey geometries
  • Simplified end user parameterization and workflows
  • 5D Radon based Data Reconstruction
    • Use of Radon-based data modeling 5D data reconstruction
 
  • Improved handling of aliasing in 5D Data Reconstruction
  • Sparser representation in transform domain for improved signal/noise separation
  • Suitable for modern and legacy data acquisition
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  • New workflows for seismic survey geometry information
    • New workflows for reviewing and merging seismic survey geometry information with seismic data
  • Improved, interactive QC of seismic survey geometry information
  • Simplified workflow for merging marine seismic survey information with the seismic data
  • More effective utilization of compute resources during automated bin grid geometry estimation
  • Improved support for Coordinate Reference Systems
  • Improved conformance with industry standards such as the IOGP GIGS process
  • Improved support for merging legacy seismic surveys
  • Consistency with evolving industry standards and customer expectations
  • New workflow for extended binning
  • ​Interactive analysis and determination of extended binning parameters
  • New space saving implementation avoiding data duplication
  • Enhancements to the Echos Parallel Executive to support Parallel I/O for seismic files
  • Improved single workflow seismic I/O performance
  • Improved utilization of high-performance file systems
  • Improved flexibility for workflow management in production environments
  • Enable File Management operation in Echos batch workflows
  • Enhanced workflow automation by avoiding blocking interactive operations
  • Improved flexibility for workflow-based data management in a production environment
  • Support for wavelet-based compression of prestack seismic data
  • Significant space saving for relevant P&I workflows
  • Improved flexibility for workflow management in production environments
  • Echos Model/Event/Attribute update
    • Enables 64-bit storage for headers and coordinates
  • Improved support for very large surveys
  • Improved support for merging legacy surveys
  • Improved support for high-resolution engineering surveys
  • Updated Echos Interactive Application – Wavelet Utility and Seismic Database Utility
  • Improved, modern UI for required product functionality
  • Updated infrastructure, providing a modern extensible framework for wavelet operations


GeoDepth

New Feature Customer Value
  • High-resolution tomography (Sparse A implementation)
    • 3D Tomography Build stage supports working with Sparse A matrix representation (in addition to ATA )
      • Reduces memory requirements
      • Support for Continue mode and fault tolerance
  • Higher resolution updates result in more accurate velocity models, especially important in shallow models
  • Significantly shorter project cycle times
  • No time loss caused by hardware failure
  • Fine-tune model-based Tomography for complex structures (faults and multi-value horizons) 
    • Use the 3D displacements calculated by tomography to automatically rebuild the model in SKUA
    • Display 3D displacement in 3D Canvas for QC.
  • Geologically consistent output models after Tomography
  • No need to reinterpret and rebuild the model – a huge time saver 
  • Effective QC of depth model updates 
  • Support for time-preserving Tomography (TPT) workflow for complex models
    • Mis-tie values calculated in SKUA can be directly saved to pencils 
    • Enables storing mis-tie values for multi-value horizons
  • For models of any level of complexity, users can minimize mis-ties between well markers and the structural model in depth, in a way that is both automated and maintains geophysical consistency
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  • New 2D Kirchhoff depth migration
    • Based on 3D running on multi-2D lines
    • New GUI: Script saving, memory evaluation, tooltips
  • Higher productivity through automatic generation of scripts for multi-2D lines 
  • Improved results due to additional parametrization (more control)
  • 2D Illumination Studies
    • Interactive ray tracing in 3D Canvas
    • On-the-fly ray filtering to help study ray behavior

 
  • Enables QC for 2D tomography and 2D migrations
  • Compatibility between 2D and 3D solutions – improved user experience
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  • 2D model builder
    • Support for multi-line 2D
    • Modern UI
    • Launch from 2D Section
 
  • Improved usability
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Velocity Section manipulation stand-alone utility
  • Velocity Section creation
    • Vertical Functions, horizons, crossplot functions
  • Formation section creation
  • Anisotropic section creation (Delta/Alpha/Dip)
  • Support for multi-line 2D
  • Modern UI
  • Launch from Session Manager
  • Improved usability
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Kirchhoff Enhancements
  • Variable Binning
    • Interactive utility for calculating bin sizes so that number of traces is equal in each bin
    • Migration supports reading variable bins saved in file headers or from external file
    • Vornoi weights have been adjusted to support variable bin sizes 
  • Improved amplitude balancing for land data
Variable-binning-(1).png
New Ray-based Re-depthing Workflow
  • Add Normal Incidence Modeling (Depth>Time)
    • Applied with migration velocity volume
    • Time horizons stored as pencils can be QCd in 3D Canvas
  • Normal Incidence Map migration (Time -> Depth)
    • Applied with various perturbed velocity volumes
  • Enables quick check of the effect of velocity errors on the depth/velocity model
  • Provides a simple and accurate workflow for measuring depth velocity model uncertainty.
Redepthing-workflow-using-NI-ray-tracing_crop.png
 
Improved 3D Gather Support
  • Support for operations on OVT gathers
    • Full support for OVT gathers for trace by trace operations (VVAZ/VAZ workfows)
    • 3D offset to angle conversion
    • Continuity filter for OVT gathers
Fully utilize OVT gathers for depth velocity model building workflows and for fracture analysis based on AVAZ/VVAZ

EarthStudy 360

New Feature Customer Value
Orthorhombic Velocity Analysis Improvements (VVAz Workflow)
  • A new layer-based analysis method based on extracting effective parameters by curve fitting to autopicker results
  • The effective parameters are saved to pencils and can be QCd in 3D Canvas
  • Includes a fourth order correction resulting in accurate, automatic calculations of fourth order parameters required for the workflow. 
  • Provides more accurate calculation of the azimuthal dependent effective parameters.
  • Saving the effective parameters to pencils results in improved QC
  • ​Improved automation and accuracy, no need to scan data for multiple parameters
Orthorhombic_crop_sm.png
 

Infrastructure

New Feature Customer Value
Prestack Seismic Compression
  • Stores Epos seismic datasets in a format that uses wavelet-based decomposition and compression of seismic data
  • Achieves very high levels of compression without significant degradation of the seismic data signal. 
  • Significant storage space savings
  • The new format is integrated into applications in a transparent, easy to use manner.
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