# HA-2.2M

From the catalogue. Listed by one researcher from one source page.

- id: `ha-2-2m`
- kind: egocentric
- robot or device: Heterogeneous human videos, hand-centric (class: human egocentric)
- how collected: Reconstructed from existing human videos with filtering and language alignment
- size as stated: 2.2M episodes
- hours: not stated | hours only claimed: none | episodes: 2,200,000
- year: 2026
- organisation: Not stated in abstract
- licence: not stated (class: not stated)
- access: not stated (class: not stated)
- link (paper): https://arxiv.org/abs/2604.24681
- part of: Ego4D, EPIC-KITCHENS, Something-Something V2, Ego-Exo4D. Its hours are counted there, not added again to the index's total
- note: Action-language episodes with MANO-style hand motion.

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