Embroidery Data Generation Device Color Tone Alignment
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Solution Overview
Problem
Existing embroidery data generation devices often limit the number of thread colors used based on usage frequencies, which can result in high-priority colors not being selected, leading to a mismatch between the embroidery pattern's color tone and the image category.
Innovation Solution
A device and program that determine the thread color tendency based on image categories, selecting unique thread colors for each mode from stored options to generate embroidery data that matches the image category's color tone.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If thread colors are selected based on use frequencies, then the number of thread colors can be limited, but high-priority colors may not be selected resulting in color tone mismatch
Solution Approach 1:
The patent changes the selection parameter from usage frequency to priority level. By introducing priority information that reflects the importance of thread colors for different image categories, the system selects thread colors based on their priority rather than merely their frequency of occurrence, ensuring both efficiency and color tone accuracy
Solution Approach 2:
The patent segments the thread color selection process by image category (scenery, night-scene, portrait, etc.). Each category has its own priority information that determines which thread colors are high-priority. This segmentation allows the system to apply category-specific selection criteria, ensuring that high-priority colors are selected for each particular image type while maintaining overall selection efficiency
2Loss of time
If the number of thread colors is limited, then replacement frequency is reduced, but color representation accuracy may deteriorate
Solution Approach 1:
The patent changes the selection criterion from usage frequency to priority level, which allows for more intelligent selection of thread colors. By selecting based on priority information that considers image category characteristics, the system ensures that the limited number of thread colors chosen will most accurately represent the color tone of the specific image category, thereby maintaining color representation accuracy while still limiting the total number of colors used
Solution Approach 2:
The patent applies different selection criteria (priority information) tailored to each image category. Instead of using a uniform selection approach, the system adapts the selection process to the specific requirements of each category (scenery, portrait, night-scene, etc.), ensuring that the limited thread colors selected are optimally suited for representing that particular category's color characteristics
Data Source
AI summary
A non-transitory computer-readable medium stores computer-readable instructions for sewing data generation executed by a processor in a sewing data generation device. The instructions comprises acquiring image data and determining a mode to determine a tendency of a plurality of thread colors to be used. The plurality of thread colors to be used is thread colors used in sewing of an embroidery pattern that represents an image represented by the acquired image data. The instructions also comprises selecting, on the basis of a target mode that is the determined mode, a plurality of thread colors among which at least one thread color is different for each of the modes, from a plurality of thread colors stored in a storage portion, as the plurality of thread colors to be used, and generating embroidery data to form, using a sewing machine, stitches of the selected plurality of thread colors to be used.


