@article{hivtpatrainingfreemethodtoimprovevlmseff,
  title = {HIVTP: A Training-Free Method to Improve VLMs Efficiency via Hierarchical Visual Token Pruning Using Middle-Layer-Based Importance Score},
  author = {Jingqi Xu and Jingxi Lu and Chenghao Li and Sreetama Sarkar and Peter A. Beerel},
  year = {2025},
  eprint = {2509.23663},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2509.23663},
}