数据来源：ArXiv Domain LLM Domain Papers1. SalesSim: Benchmarking and Aligning Multimodal Language Models as Retail User SimulatorsAbstract:We present SalesSim, a framework and testbed for evaluating the ability of Multimodal Large Language Models (MLLMs) to simulate realistic, persona-driven customer behavior in multi-turn, multi-modal, tool-augmented online retail conversations. Unlike prior work that treat user simulation as surface-level dialogue generation, SalesSim models retail interaction a ...