基于推理时VLLM缩放与跨域整流流反转的训练无关风格化抽象方法及装置

By employing VLLM scaling and cross-domain rectified flow inversion during inference, the problems of insufficient identity preservation and limited stylization in stylization techniques are solved, achieving high-quality stylized abstraction and evaluation, applicable to various abstract styles and subjects, and reducing computational costs.

CN121544452BActive Publication Date: 2026-07-17TAIYUAN UNIVERSITY OF TECHNOLOGY

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
TAIYUAN UNIVERSITY OF TECHNOLOGY
Filing Date
2025-11-24
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing stylization techniques suffer from problems such as insufficient identity preservation, limited stylization degree, and the need for additional training when dealing with abstract style transfer, and the evaluation methods are inaccurate.

Method used

We employ a training-independent stylization abstraction method based on inference-time VLLM scaling and cross-domain rectified flow inversion. Through multiple rounds of VLLM interaction, we extract detailed identity features, iteratively optimize identity representation, and use rectified flow technology to balance style and structure. Finally, we combine the StyleBench evaluation method for comprehensive quality measurement.

Benefits of technology

It achieves high-quality stylized abstraction, maintains the core identity characteristics of the subject, reduces computational costs, is applicable to various abstract styles and subjects, provides interpretability and controllability, and provides accurate evaluation results.

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Abstract

本申请提供了基于推理时VLLM缩放与跨域整流流反转的训练无关风格化抽象方法及装置,属于计算机视觉领域;解决了现有风格化技术在处理抽象风格转换时存在的身份保留不足、风格化程度有限、需要额外训练等问题,该方法包括以下步骤:对原始图像进行预处理;通过与VLLM进行多轮交互,从输入的原始图像中提取详细属性描述;将详细属性描述压缩为适合不同生成模型的、高效的提示格式,生成候选图像;通过VLLM对生成的候选图像进行差异分析,迭代优化身份表示,直到收敛;将优化后的身份提示转换为融合目标风格的版本;通过前向整流ODE和受控反向ODE两阶段整流流过程实现风格与结构的平衡;本申请可用于风格迁移。
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