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UnifoLM Z1 Arm Dataset

Roughly 20 hours and 2,402 episodes of Unitree Z1 arm teleoperation, dual and single arm, folding clothes, pouring coffee, stacking boxes; Apache 2.0.

Published by Unitree Robotics, 2025-02

Overhead view of two Unitree Z1 arm grippers on either side of a white T-shirt laid flat on a wooden table
Open data

Frame from the UnifoLM Z1 Arm Dataset (Z1_Dual_Dex1_FoldClothes_Dataset), Unitree Robotics, Apache 2.0.

Commercial use OK

Apache 2.0

PriceFree

The publisher's licence permits commercial use and redistribution, with attribution. Hub card tag apache-2.0 on all six repos, applied by Unitree's own organisation, and repeated as License: apache-2.0 in the card body.

Get dataset Opens huggingface.co in a new tab
From a terminal
hf download unitreerobotics/Z1_Dual_Dex1_FoldClothes_Dataset --repo-type dataset --local-dir ./Z1_Dual_Dex1_FoldClothes_Dataset

Six public repos listed in the collection; the command pulls the T-shirt folding one.

Specification, as published

Hours (derived)
20 h
Episodes (stated)
2,402 episodes
Task
Laundry & folding, Cooking & food prep, Tidying & put-away, Pick & place
Environment
Indoor – lab
Modality
RGB, Proprioception, Actions
Capture
Exocentric
In frame
Robot hands
Captured in
Asia
Embodiment
Unitree Z1 7-DoF arm with parallel gripper (dual and single arm)
Frame rate
30 fps
Resolution
640x480
Formats
LeRobot v3.0, Parquet, MP4
Size
about 73 GB on the Hub across 6 repos
Hosted on
Hugging Face

Figures are the publisher's own. Kinetic Blocks has not measured this dataset. Derived from the meta/info.json of all six repos: 2,154,078 frames at 30 fps. Frames are timesteps and are not summed across camera views.

About this dataset

Teleoperation on Unitree's Z1 7-DoF arm with a parallel gripper, mostly as a dual-arm pair set about 60 cm apart. Six task repos: tidying pencils, folding a T-shirt, pouring coffee, and three box-stacking sets including a single-arm one. Each episode has a wrist camera on every arm plus a fixed overhead camera 40 cm above the work surface, at 640x480 and 30 fps, with joint states and next actions. The T-shirt fold takes 100 to 200 seconds per attempt by the card's own account.

Publisher's own task names: cleanup pencils, fold clothes, pour coffee, stack box.

What Kinetic Blocks did, and did not do

Indexed and linked from the publisher. Not hosted, verified or graded by Kinetic Blocks. The publisher's terms govern. The licence shown is the one stated on the publisher's page, linked above. Nothing on this page is a claim by Kinetic Blocks.

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