Nan Jiang | TUMP Research Grouphttps://tump-lab.github.io/author/nan-jiang/Nan JiangHugo Blox Builder (https://hugoblox.com)en-usThu, 01 Jan 2026 00:00:00 +0000https://tump-lab.github.io/media/logo.svgNan Jianghttps://tump-lab.github.io/author/nan-jiang/G²PRO: Gradient-guided Graph Prompt Optimization for LLM-based POI Recommendationhttps://tump-lab.github.io/publication/jiang-2026-kdd/Thu, 01 Jan 2026 00:00:00 +0000https://tump-lab.github.io/publication/jiang-2026-kdd/