Raster Log Digitization Using Segmentation Masks for Header Detection

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Solution Overview

Problem

Existing methods struggle to accurately digitize and identify headers, plots, and tracks in raster images of logs due to their underrepresentation, which hinders effective analysis and processing of geologic data.

Innovation Solution

A method and system utilizing a trained machine learning model to generate segmentation masks for raster images of logs, enabling the identification and digitization of headers, plots, and tracks, thereby enhancing data processing and analysis.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If traditional digitization methods are used to process raster images of logs, then processing speed may be maintained, but identification accuracy of headers, plots, and tracks deteriorates due to their underrepresentation

Engineering Contradiction:
Improveidentification accuracyVSAvoidprocessing system complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The system performs preliminary segmentation of the raster image into distinct regions (headers, plots, tracks) before detailed analysis. This pre-processing step creates structured data that improves subsequent identification accuracy without requiring complex processing during the main analysis phase

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent introduces an intermediary processing layer that uses machine learning models to bridge the gap between raw raster images and structured log data. This intermediary system handles the complexity of identifying underrepresented elements while providing accurate results to the final output

Inventive Principle:
Principle #24Intermediary (Mediator)

2Measurement precision

If manual digitization methods are used to ensure accurate identification of underrepresented elements, then identification accuracy improves, but processing time and productivity deteriorate

Engineering Contradiction:
Improveidentification accuracyVSAvoidprocessing speed
Core Design Contradiction:
Measurement precisionVSProductivity

Solution Approach 1:

The system employs self-service mechanisms where machine learning models automatically identify and segment log elements without human intervention. The models learn from training data to autonomously distinguish headers, plots, and tracks, maintaining high accuracy while enabling rapid automated processing

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent transforms the processing approach by changing parameters from manual inspection to automated machine learning-based detection. This parameter change enables the system to process images rapidly while maintaining identification accuracy through trained algorithms that recognize patterns in the raster data

Inventive Principle:
Principle #35Parameter changes

3Productivity

If automated processing is used to maintain productivity, then processing speed is maintained, but identification accuracy of underrepresented elements deteriorates

Engineering Contradiction:
Improveprocessing speedVSAvoididentification accuracy
Core Design Contradiction:
ProductivityVSMeasurement precision

Solution Approach 1:

The system performs preliminary segmentation of the raster image into distinct regions (headers, plots, tracks) before detailed analysis. This pre-processing step creates structured data that improves subsequent identification accuracy without requiring complex processing during the main analysis phase

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent incorporates feedback mechanisms where the machine learning model receives input about the segmented regions and adjusts its processing to improve identification accuracy. The system uses the segmented data as feedback to refine its detection of underrepresented elements while maintaining automated processing speed

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS12488610B2Raster image digitization system for field data
Publication Date: 2025.12.02 SCHLUMBERGER TECH CORP
  • US12488610B2 patent drawing
  • US12488610B2 patent drawing
  • US12488610B2 patent drawing

AI summary

A method can include receiving raster images of logs, where the logs include plots, tracks and headers and where, compared to the plots and the tracks, the headers are underrepresented; processing the raster images using a trained machine learning model to generate segmentation masks for the logs for identification of the plots, the tracks and the headers; and generating digitized versions of the logs using the segmentation masks, where each of the digitized versions of the logs includes a digitized plot with an associated digitized header and an associated digitized track.