Seismic Signal Processing TRIZ Cases
- Reservoir Grid Correction via 4D Seismic Skeleton Flow Analysis
A reservoir grid analysis method uses 4D seismic images to calculate fluid flow paths and correct geological property values.
- Seismic Attribute Cross-Plot Correlation for Hydrocarbon Identification
Overlaying seismic section views extracts cross-plot data points, resolving analysis complexity while maintaining hydrocarbon identification accuracy.
- Seismic Water Property Estimation Using Coherence Analysis
A seismic processing method estimates water velocity and source height through automated travel time alignment.
- Seismic Surface Multiple Prediction Using Trace Convolution
A seismic processing method convolves input trace pairs to predict surface multiples without requiring structural models.
- Seismic Data Interpolation via Gradient Sensors
Gradient sensors measure spatial wavefield derivatives to reconstruct translational seismic data, reducing dense array deployment costs.
- Amplitude-versus-angle analysis using virtual sources
Virtual source construction generates dense angle gathers from sea surface reflections, resolving inadequate angular illumination in marine seismic surveys.
- Least-Squares Migration Using Common Reflectivity for 4D Seismic Imaging
A least-squares migration method applies non-stationary filters to raw migrated data for subsurface imaging.
- Surface-Consistent Seismic Amplitude Balancing via Weighted Group Keys
Weighted receiver and source group keys balance seismic signal amplitudes across varying coupling conditions.
- Backpropagation Model Iterative Training for Subsurface Feature Identification
An iterative training method reduces false positives in seismic data interpretation by continuously updating the backpropagation model with computed inferences.
- Inverting Anisotropic Constants via Borehole Sonic Data
A data-driven inversion method estimates anisotropic constants and mud slowness from borehole sonic measurements.
- Borehole Acoustic Imaging for Fracture Characterization
Segmented pump-probe acoustic systems characterize mechanically damaged regions and crack conduits in reservoir formations.
- 3D Norm-Zero Optimization for Geophysical Data Smoothing
A 3D norm zero optimization process groups raw geophysical data into subsets to generate smoothed outputs for subsurface modeling.
- 2D Multiline Seismic Tomography with Seismic-Tie Constraint
Seismic-tie regularization constraint merges 2D survey lines into a unified inversion process, resolving inconsistent seismic images at intersecting points.
- Seismic orthogonal decomposition via PCA for fault detection
Principal component analysis decomposes seismic data into orthogonal components to isolate structural signals from noise.
- Low-Frequency Noise Attenuation in Marine Seismic Wavefields
Deconvolving total source wavefields from upgoing pressure data to isolate signal components.
- Seismic Data Interpolation and Deghosting in Rough Sea Conditions
Processes multi-depth seismic data to remove sea perturbations, enabling accurate hydrocarbon deposit location identification.
- Blind Wavelet Extraction and Deconvolution in Seismic Data Processing
Time domain wavelet extraction and deconvolution processing for seismic data analysis.