siyrus/BToks-MMEB-V2

BToks MMEB-V2

This dataset repository contains Lance-format converted data used by the open-source reproduction code for Bottleneck Tokens for Unified Multimodal Retrieval (arXiv:2604.11095).

Source

Converted from MMEB-V2 evaluation sources, including ziyjiang/MMEB_Test_Instruct and the public upstream datasets referenced by MMEB-V2.. This repository does not change upstream ownership, licensing, citation requirements, or usage restrictions.

Format

The data is stored as Lance tables for the BToks/VLM2Emb training and evaluation scripts. The Hugging Face Dataset Viewer is disabled because this repository is not stored as standard Parquet or JSON splits.

Usage

Use this repository ID in the corresponding dataset config:

dataset_name: siyrus/BToks-MMEB-V2

See the public BToks code repository for the config schema, training presets, and evaluation commands: https://github.com/siryuson/BottleneckTokens

License and Citation

Users must follow the license, citation requirements, and usage restrictions of the upstream source dataset.

@article{sun2026bottlenecktokens,
  title={Bottleneck Tokens for Unified Multimodal Retrieval},
  author={Sun, Siyu and others},
  journal={arXiv preprint arXiv:2604.11095},
  year={2026}
}