Partial Image Layout Determination for Document Segmentation

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Solution Overview

Problem

Conventional image processing systems fail to store multiple areas of a document in the intended layout, as they cannot segment and arrange images from different marked areas on a document correctly.

Innovation Solution

An image processing apparatus with an image data acquiring section, a partial image acquiring section, and a layout determination section that segments images from marked areas and determines a layout for arranging these images based on user selection, allowing for the storage of images in the desired layout.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a system previews the entire scanned page and allows user designation of segments, then the user can select areas to be segmented, but the system cannot store images in the layout the user intends when multiple areas are selected

Engineering Contradiction:
Improveuser ability to select and arrange multiple areasVSAvoidlayout arrangement accuracy
Core Design Contradiction:
Ease of operationVSManufacturing precision

Solution Approach 1:

The patent segments the document processing into distinct functional modules: an image data acquiring section that obtains the full document image, a partial image acquiring section that extracts selected areas, and a layout determination section that arranges them. This segmentation allows each module to handle its specific task independently, enabling both multi-area selection and precise layout control simultaneously

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent introduces a layout determination section as an intermediary between the partial image acquiring section and the storage system. This intermediary component receives both the selected partial images and layout information from the user, then processes them together to generate the final arranged image data, thereby resolving the contradiction between selection flexibility and layout precision

Inventive Principle:
Principle #24Intermediary (Mediator)

2Quantity of substance

If the system stores only part of the document area as electronic data, then storage efficiency is improved, but the system cannot maintain the intended layout when multiple areas are involved

Engineering Contradiction:
Improvestorage efficiencyVSAvoidlayout arrangement accuracy
Core Design Contradiction:
Quantity of substanceVSManufacturing precision

Solution Approach 1:

The patent divides the document into multiple separable partial images that can be stored individually or collectively. By segmenting the document content into discrete selectable areas, the system achieves efficient storage of only relevant portions while maintaining the ability to reconstruct intended layouts through the layout determination section

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent adds a layout dimension to the storage system by introducing layout information as a separate data element. Instead of storing only image data, the system stores both partial images and their corresponding layout information, enabling reconstruction of the intended arrangement in the final output, thus resolving the layout precision issue while maintaining storage efficiency

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

Data Source

PatentUS9998622B2Image processing apparatus and control method for processing plurality of partial images and determining layout
Publication Date: 2018.06.12 KK TOSHIBA
  • US9998622B2 patent drawing
  • US9998622B2 patent drawing
  • US9998622B2 patent drawing

AI summary

An image processing apparatus includes an image data acquiring section configured to acquire image data of an image; a partial image acquiring section configured to acquire a plurality of partial images from each of a plurality of areas contained within the image on a basis of the image data acquired by the image data acquiring section; and a layout determination section configured to determine a layout by arranging a plurality of the partial images acquired by the partial image acquiring section.