@article{vtbenchamultimodalframeworkfortimeseries,
  title = {VTBench: A Multimodal Framework for Time-Series Classification with Chart-Based Representations},
  author = {Madhumitha Venkatesan and Xuyang Chen and Dongyu Liu},
  year = {2026},
  eprint = {2604.27259},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2604.27259},
}