ChartDesign: Towards LLM Designer of Data Visualization

In three linesChartDesign fine-tunes LLMs (Phi3, Qwen3, InternVL2.5) via LoRA to automatically generate chart design attributes from tabular data. Trained on curated corpus (PewResearch, CharXiV), the system achieves 84% accuracy on held-out test set vs 53% baseline, generalizing to unseen domains.

Summary generated by Claude — human-verified