Image Annotation Layering for Overlapping Region Recognition

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Solution Overview

Problem

Existing image processing systems struggle to intuitively recognize the association between regions in an image and their corresponding annotation information, especially when a large amount of region annotation information is present or when regions overlap.

Innovation Solution

An image output apparatus that superimposes region annotation information based on depth, prioritizing regions closer to the front with smaller depths over those farther away, using techniques such as varying frame thickness, color, and brightness to distinguish between annotation layers.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If all pieces of region annotation information are uniformly superimposed on the image, then the complete annotation information is displayed, but it becomes difficult to intuitively recognize the association between regions and annotation information when regions overlap or when there is a large amount of annotation information

Engineering Contradiction:
Improveannotation information completenessVSAvoidintuitive recognition of region-annotation association
Core Design Contradiction:
Loss of informationVSEase of operation

Solution Approach 1:

The patent introduces a depth dimension to the superimposition of region annotation information. Instead of uniform superimposition on a single plane, annotations are arranged at different depths based on the depth information of the regions they describe. This creates a layered structure where closer regions appear in front of farther regions, enabling intuitive recognition of associations while maintaining complete annotation information.

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

Solution Approach 2:

The patent applies different superimposition characteristics to different region annotation information based on their depth properties. Regions with smaller depth values (closer to the camera) are superimposed with different properties than regions with larger depth values. This local differentiation in superimposition quality allows the system to maintain information completeness while improving recognizability through depth-based differentiation.

Inventive Principle:
Principle #3Local quality

2Device complexity

If region annotation information is superimposed without depth-based differentiation, then the display is simple, but the association between regions and annotations cannot be intuitively recognized when regions overlap

Engineering Contradiction:
Improvesuperimposition processing complexityVSAvoidintuitive recognition of region-annotation association
Core Design Contradiction:
Device complexityVSEase of operation

Solution Approach 1:

The patent adds a depth dimension to the traditional two-dimensional superimposition plane. By utilizing depth information from the image data, the system creates a three-dimensional arrangement of annotations where spatial relationships are preserved. This dimensional extension increases processing complexity slightly but dramatically improves the intuitiveness of region-annotation association recognition.

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

Solution Approach 2:

The patent uses depth information as an intermediary element to mediate between the region annotations and the viewer's perception. The depth values serve as a mediator that organizes annotations in a logical spatial sequence, making it easier to associate annotations with their corresponding regions even when regions overlap in the two-dimensional image plane.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Quantity of substance

If multiple pieces of region annotation information are superimposed, then comprehensive information is provided, but regions with overlapping annotations become difficult to distinguish

Engineering Contradiction:
Improveamount of annotation informationVSAvoiddistinction between overlapping regions
Core Design Contradiction:
Quantity of substanceVSDifficulty of detecting and measuring

Solution Approach 1:

The patent resolves the overlap problem by moving from a two-dimensional superimposition to a three-dimensional arrangement based on depth information. Annotations are positioned at different depths corresponding to their associated regions, creating vertical separation in addition to horizontal positioning. This dimensional expansion allows multiple annotations to coexist without overlapping, maintaining comprehensive information while enabling clear distinction between regions.

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

Solution Approach 2:

The patent segments the annotation information into distinct depth layers based on the depth values of the regions they describe. By dividing annotations into separate depth layers, the system prevents overlap between annotations from different regions. This segmentation strategy allows the system to handle multiple pieces of annotation information comprehensively while maintaining clear distinguishability between overlapping regions.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS12555395B2Image output apparatus, method for controlling image output apparatus, and storage medium
Publication Date: 2026.02.17 CANON KK
  • US12555395B2 patent drawing
  • US12555395B2 patent drawing
  • US12555395B2 patent drawing

AI summary

An image output apparatus comprising an output control unit configured to output region annotation information including region information indicating a region included in an image and annotation information indicating information on the region, the region annotation information being superimposed on the image, wherein when a plurality of pieces of the region annotation information are superimposed on the image, the output control unit superimposes first region annotation information associated with a first region with a first depth closer to the front than second region annotation information associated with a second region with a second depth that has larger depth than the first depth.