Geophysical Modeling Graph for Subsurface Interpretation Consistency

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Solution Overview

Problem

Traditional geophysical modeling methods are inefficient due to their product-oriented approach, leading to inconsistencies and loss of valuable information, as they do not effectively link interpretation steps and objects dynamically, making it difficult to capture and propagate modifications throughout the interpretation process.

Innovation Solution

A method that involves creating a graph of operations to track and store interpretation steps, allowing for dynamic linking of interpretation objects, where modifications propagate automatically, and enabling the reuse and extension of previous interpretations as templates.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If traditional product-oriented interpretation systems are used, then interpretation results can be stored and reused, but inconsistencies between interpretation objects remain undetected and valuable information is lost

Engineering Contradiction:
Improveloss of valuable informationVSAvoidconsistency between interpretation objects
Core Design Contradiction:
Loss of informationVSReliability

Solution Approach 1:

The system implements feedback by automatically checking interpretation objects for consistency relationships. When an interpretation object is modified, the system propagates the modification and checks for inconsistencies, providing feedback to the interpreter about conflicts that arise. This ensures that valuable information is preserved and consistency is maintained throughout the interpretation process.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system introduces an intermediary consistency checking mechanism that mediates between interpretation objects. This intermediary automatically detects and reports inconsistencies between interpretation objects, preventing information loss and maintaining reliability without requiring direct manual comparison between all objects.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If interpreters manually edit interpretation objects to correct inconsistencies, then consistency between objects can be improved, but time is lost and new inconsistencies may be introduced

Engineering Contradiction:
Improveconsistency between interpretation objectsVSAvoidtime spent on editing and reinterpreting
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system performs preliminary consistency checking automatically before interpreters manually edit objects. By pre-identifying inconsistencies and their root causes, the system reduces the time interpreters spend on trial-and-error editing and prevents introduction of new inconsistencies through guided correction processes.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system provides self-service by automatically detecting and reporting inconsistencies between interpretation objects without requiring manual intervention. The consistency checking mechanism operates autonomously, saving interpreter time while maintaining high reliability standards.

Inventive Principle:
Principle #25Self-service

3Loss of information

If data is accumulated instead of deleted to prevent information loss, then valuable information is preserved, but storage requirements increase and processing efficiency decreases

Engineering Contradiction:
Improvepreservation of valuable informationVSAvoidinterpretation efficiency
Core Design Contradiction:
Loss of informationVSProductivity

Solution Approach 1:

The system extracts and stores only the essential consistency relationships and provenance information between interpretation objects, rather than accumulating all raw data. This selective extraction preserves valuable information while minimizing storage requirements and maintaining processing efficiency.

Inventive Principle:
Principle #2Taking out (Extraction)

4Measurement precision

If conventional interpretation processes are repeated when inputs change, then accuracy can be maintained, but productivity decreases

Engineering Contradiction:
Improveaccuracy of interpretationVSAvoidinterpretation productivity
Core Design Contradiction:
Measurement precisionVSProductivity

Solution Approach 1:

The system performs preliminary consistency checking and automatic updates when input data changes, eliminating the need for complete re-interpretation. This maintains accuracy by proactively detecting and correcting inconsistencies while significantly improving productivity through automated processes.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS9995844B2Method and system for geophysical modeling of subsurface volumes
Publication Date: 2018.06.12 EXXONMOBIL UPSTREAM RESEARCH COMPANY(US)
  • US9995844B2 patent drawing
  • US9995844B2 patent drawing
  • US9995844B2 patent drawing

AI summary

Method and system are described for modeling one or more geophysical properties of a subsurface volume (102). The present disclosure provides method of modeling the subsurface comprising obtaining one or more subsurface volumes and performing at least two operations (104) on the subsurface volumes. A graph of operations is determined (106) based on each of the at least two operations in which the graph of operations includes a description of each of the at least two operations and a flow path for the each of the at least two operations (108). The graph of operation is stored (110). A specific operation within the graph of operations may then be identified (112). An additional operation may be created and connected to the graph of operations at a node associated with the specific operation to provide an additional branch to the graph of operations (114).