# SimTrace: Grounded Multimodal User Trajectories Generation for Online User Modeling

> 全文为英语

**Published:** 2026年10月1日
**Author:** Yunan Lu, Shuang Xie, Meghna Allamudi, Mingyu Zhao, Han Li, Lingyun Wang, Zhou Yu
**Source:** arXiv — cs.AI
**Language:** en-US
**HTML:** https://aiqazaqstan.com/zh/articles/simtrace-grounded-multimodal-user-trajectories-generation-for-online-use

Virtual clients offer a cost-effective approach to support applications such as A/B testing, recommender system development, and interface evaluation. However, building them requires access to large-scale, semantically faithful, fine-grained online user trajectories. These data…

> 内容来自原始来源： **arXiv — cs.AI**
> [在 arXiv — cs.AI 阅读全文](https://arxiv.org/abs/2609.38397)

**标签：** #arXiv

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