Custom Image Synthesis with Diffusion and Multi-Modal Embeddings
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Solution Overview
Problem
Existing image generation systems are limited in their ability to generate images that incorporate multiple input modalities in accordance with specific user intentions, often resulting in images that are not sufficiently detailed, do not fit visual designer's requirements, and lack proper representation of image portions, with issues such as lower quality color and style distribution.
Innovation Solution
A machine learning model, such as a diffusion model, is trained using a combination of reference images, randomly generated image portions, and text inputs, employing separate encoders to generate embeddings that are used to semantically arrange image portions in accordance with the structure of the reference image, allowing for greater control over the generation of output images during inference.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If existing image generation systems are used, then the system is simple to operate, but the image generation accuracy and detail level are insufficient
Solution Approach 1:
The patent segments the image generation process into multiple stages: reference image processing, random portion generation, embedding generation, and iterative refinement. The system divides the complex task of generating high-quality images from scratch into manageable segments, each handled by specialized components (encoders, diffusion models, embedding layers), thereby improving accuracy while managing complexity through structured decomposition.
Solution Approach 2:
The system performs preliminary actions by first processing reference images and generating embeddings before the main generation process. Random portions are generated and processed in advance, and encoders prepare feature representations beforehand. This preliminary processing enables the diffusion model to focus on the creative generation phase with pre-computed guidance, improving overall accuracy without proportionally increasing operational complexity.
2Manufacturing precision
If multiple input modalities are incorporated, then the image quality and user control are improved, but the device complexity increases
Solution Approach 1:
The patent implements multi-functionality by designing a unified diffusion model framework that can process multiple input modalities (reference images, text prompts, random portions, structure instructions) through a common architecture. The model uses shared encoders and embedding layers that can handle different input types, allowing the system to incorporate multiple modalities for improved image quality while avoiding the need for separate specialized models for each modality, thus managing complexity.
Solution Approach 2:
The system introduces embedding layers as intermediary components that bridge different input modalities and the main generation process. Encoders convert diverse inputs (images, text, structures) into a unified embedding space, which then serves as the condition for the diffusion model. This intermediary embedding mechanism allows multiple modalities to be integrated without directly increasing the core model's complexity, as the embeddings serve as a standardized interface.
3Adaptability or versatility
If randomly generated image portions are used, then the image diversity is improved, but the manufacturing precision of specific regions deteriorates
Solution Approach 1:
The patent implements feedback mechanisms where the diffusion model iteratively refines the generated image portions based on the reference image structure and embeddings. The randomly generated portions serve as initial diverse candidates, but the model uses feedback from the reference image embeddings and structural constraints to progressively improve the representation accuracy of specific regions. This iterative feedback loop allows the system to maintain diversity in the generation process while correcting regional inaccuracies through guided refinement.
Data Source
AI summary
Techniques for generation of images based on a variety of input conditions or modalities are described. In one embodiment, one or more processing devices receive a plurality of input modalities comprising multiple images and a text input in a natural language. The processing devices generate image embeddings for the multiple images and a text embedding for the text input. The processing devices, using a machine learning model, generate an output image based on the image embeddings and the text embedding. The output image includes portions of the multiple images.


