@article{trispromptahierarchicalsoftpromptmodelfo, title = {TriSPrompt: A Hierarchical Soft Prompt Model for Multimodal Rumor Detection with Incomplete Modalities}, author = {Jiajun Chen and Yangyang Wu and Xiaoye Miao and Mengying Zhu and Meng Xi}, year = {2025}, eprint = {2509.19352}, archivePrefix = {arXiv}, url = {https://arxiv.org/abs/2509.19352}, }