Image Data Display System for Global Distribution and Detail Preservation

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Solution Overview

Problem

Existing methods for displaying measurement values, such as HDR compression, fail to preserve the relationship between measurement values and brightness, making it difficult to intuitively grasp both global distribution and local details in measurement data.

Innovation Solution

An image data display system comprising a color information conversion unit to convert measurement values into color information representing global distribution, a detail extraction unit to extract detail information, a detail adjustment unit to adjust detail strength, and a color information adding unit to combine adjusted detail information with color information, allowing for the simultaneous display of global and local details.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If HDR compression technique is used to display local difference in measurement values, then detail information is improved, but color information and global distribution are lost

Engineering Contradiction:
Improvedetail informationVSAvoidcolor information and global distribution
Core Design Contradiction:
Measurement precisionVSLoss of information

Solution Approach 1:

The patent divides the processing into separate modules: a color information conversion unit that converts measurement values to color information representing global distribution, and a detail extraction unit that extracts local detail information. This segmentation allows both global and local information to be processed independently and then combined, resolving the contradiction between detail enhancement and global distribution preservation.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent merges color information (representing global distribution) with detail information (representing local differences) to generate final color image data. The color information adding unit combines these two types of information, allowing the system to simultaneously display both global distribution and local details without losing either aspect.

Inventive Principle:
Principle #5Merging (Combining)

2Loss of information

If pseudo-color display using LUT is used to display global distribution of measurement values, then global distribution is improved, but local difference in details is lost

Engineering Contradiction:
Improveglobal distributionVSAvoidlocal difference in details
Core Design Contradiction:
Loss of informationVSMeasurement precision

Solution Approach 1:

The patent separates the display function into two independent pathways: one for global distribution (color information conversion unit) and one for local details (detail extraction unit). This segmentation enables both functions to operate simultaneously without interfering with each other, allowing the system to display both global patterns and local variations.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent adds a new dimension to the display by extracting detail information as a separate channel from the measurement values. Instead of relying solely on brightness or color intensity, the system extracts additional detail dimensions and combines them with color information, enabling simultaneous representation of both global distribution and local variations in the output image.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Data Source

PatentUS10943561B2Image data display system, image data display method, and image data display program recording medium
Publication Date: 2021.03.09 NEC CORP
  • US10943561B2 patent drawing
  • US10943561B2 patent drawing
  • US10943561B2 patent drawing

AI summary

The image data display system according to the present invention makes it possible to comprehend a global distribution of measurement values and a change in details of the measurement values simultaneously. In the present invention, a color information conversion unit converts the measurement values to color information for representing the global distribution of the measurement values. A detail extraction unit extracts detail information of the measurement values from the measurement values. A detail adjustment unit adjusts the strength of detail information and generates adjusted detail information. A color information adding unit adds color information on the basis of the adjusted detail information.