From Pixels to Paths: A Multi-Agent Framework for Editable Scientific Illustration

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Main Authors: Sun, Jianwen, Zhang, Fanrui, Feng, Yukang, Li, Chuanhao, Li, Zizhen, Ai, Jiaxin, Chang, Yifan, Dai, Yu, Zhang, Kaipeng
Format: Preprint
Published: 2025
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author Sun, Jianwen
Zhang, Fanrui
Feng, Yukang
Li, Chuanhao
Li, Zizhen
Ai, Jiaxin
Chang, Yifan
Dai, Yu
Zhang, Kaipeng
author_facet Sun, Jianwen
Zhang, Fanrui
Feng, Yukang
Li, Chuanhao
Li, Zizhen
Ai, Jiaxin
Chang, Yifan
Dai, Yu
Zhang, Kaipeng
contents Scientific illustrations demand both high information density and post-editability. However, current generative models have two major limitations: Frist, image generation models output rasterized images lacking semantic structure, making it impossible to access, edit, or rearrange independent visual components in the images. Second, code-based generation methods (TikZ or SVG), although providing element-level control, force users into the cumbersome cycle of "writing-compiling-reviewing" and lack the intuitiveness of manipulation. Neither of these two approaches can well meet the needs for efficiency, intuitiveness, and iterative modification in scientific creation. To bridge this gap, we introduce VisPainter, a multi-agent framework for scientific illustration built upon the model context protocol. VisPainter orchestrates three specialized modules-a Manager, a Designer, and a Toolbox-to collaboratively produce diagrams compatible with standard vector graphics software. This modular, role-based design allows each element to be explicitly represented and manipulated, enabling true element-level control and any element can be added and modified later. To systematically evaluate the quality of scientific illustrations, we introduce VisBench, a benchmark with seven-dimensional evaluation metrics. It assesses high-information-density scientific illustrations from four aspects: content, layout, visual perception, and interaction cost. To this end, we conducted extensive ablation experiments to verify the rationality of our architecture and the reliability of our evaluation methods. Finally, we evaluated various vision-language models, presenting fair and credible model rankings along with detailed comparisons of their respective capabilities. Additionally, we isolated and quantified the impacts of role division, step control,and description on the quality of illustrations.
format Preprint
id arxiv_https___arxiv_org_abs_2510_27452
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle From Pixels to Paths: A Multi-Agent Framework for Editable Scientific Illustration
Sun, Jianwen
Zhang, Fanrui
Feng, Yukang
Li, Chuanhao
Li, Zizhen
Ai, Jiaxin
Chang, Yifan
Dai, Yu
Zhang, Kaipeng
Computer Vision and Pattern Recognition
Scientific illustrations demand both high information density and post-editability. However, current generative models have two major limitations: Frist, image generation models output rasterized images lacking semantic structure, making it impossible to access, edit, or rearrange independent visual components in the images. Second, code-based generation methods (TikZ or SVG), although providing element-level control, force users into the cumbersome cycle of "writing-compiling-reviewing" and lack the intuitiveness of manipulation. Neither of these two approaches can well meet the needs for efficiency, intuitiveness, and iterative modification in scientific creation. To bridge this gap, we introduce VisPainter, a multi-agent framework for scientific illustration built upon the model context protocol. VisPainter orchestrates three specialized modules-a Manager, a Designer, and a Toolbox-to collaboratively produce diagrams compatible with standard vector graphics software. This modular, role-based design allows each element to be explicitly represented and manipulated, enabling true element-level control and any element can be added and modified later. To systematically evaluate the quality of scientific illustrations, we introduce VisBench, a benchmark with seven-dimensional evaluation metrics. It assesses high-information-density scientific illustrations from four aspects: content, layout, visual perception, and interaction cost. To this end, we conducted extensive ablation experiments to verify the rationality of our architecture and the reliability of our evaluation methods. Finally, we evaluated various vision-language models, presenting fair and credible model rankings along with detailed comparisons of their respective capabilities. Additionally, we isolated and quantified the impacts of role division, step control,and description on the quality of illustrations.
title From Pixels to Paths: A Multi-Agent Framework for Editable Scientific Illustration
topic Computer Vision and Pattern Recognition
url https://arxiv.org/abs/2510.27452