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multitask-dit-coffee-capsules-qwen-pooled
pravsels/multitask-dit-coffee-capsules-qwen-pooled
multitask-dit-coffee-capsules-qwen-pooled is a robotics model from pravsels. Use it for the robotics task on the model card, and read the license before you ship it in a product. The card lists the license as apache-2.0.
Diffusion Transformer (DiT) policy for coffee capsule bin picking, trained with pooled Qwen3-VL-4B-Instruct multimodal conditioning.
Access
Public
Updated Apr 7, 2026
Repo size
27.9 GB
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0
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Repo makeup
Click a slice to open those files.
.safetensors27.9 GB · 100%
At a glance
- Task
- Robotics
- License
- apache-2.0
- Access
- Public
- Created
- Apr 7, 2026
- Updated
- Apr 7, 2026
- SHA
- cad1cad4
Model card
From the Hugging Face model README
Multitask DiT Policy — Coffee Capsules (Qwen-Pooled)
Diffusion Transformer (DiT) policy for coffee capsule bin picking, trained with pooled Qwen3-VL-4B-Instruct multimodal conditioning.
Trained using pravsels/multitask_dit_policy.
Training Config
| parameter | value |
|---|---|
| dataset | villekuosmanen/bin_pick_pack_coffee_capsules |
| batch_size | 16 |
| train_steps | 50000 |
| optimizer_lr | 2e-5 |
| objective | DDIM (num_train_timesteps=100, num_inference_steps=20) |
| transformer | RoPE enabled |
| multimodal encoder | pooled Qwen3-VL-4B-Instruct (output_dim=2048, freeze_backbone=false, lr_multiplier=0.1, gradient_checkpointing=true) |
| normalization | RAMEN (seeded from baseline) |
| hardware | 1x A100 80GB (GCloud a2-ultragpu-1g) |
| training time | 35h 17m |
| use_amp | true |
Full config: config/train_coffee_capsules_qwen_pooled_gcloud.yaml in the training repo.
Checkpoints
| step | loss | sha256 manifest |
|---|---|---|
| 35000 | 0.00816 | 365922a3e53e7f0a6c7bb36356eeb43373dac5b5993f1f2efe66a047c5e1002f |
| 45000 | 0.00727 | 3771f8e6fdf7810988fde0f44d9c6132db1bc187fc7fbc8ed07c9c6b57621c58 |
| 50000 | 0.00672 | e218da1ee6fdd6d15d44d0244356b9836700eae50683028a60b220e4ed12b737 |
Each checkpoint contains inference-only artifacts: model.safetensors, config.json, ramen_stats.pt.
Verifying hashes
cd checkpoint_<step>
find . -type f \( -name "model.safetensors" -o -name "config.json" -o -name "ramen_stats.pt" \) | sort | xargs sha256sum | sha256sum
Usage
git clone https://github.com/pravsels/multitask_dit_policy
cd multitask_dit_policy
uv sync
uv run -m multitask_dit_policy.examples.inference \
--checkpoint_dir=<path_to_checkpoint> \
--dataset_path=<path_to_dataset> \
--device=cuda
Loss Progression
| step | loss |
|---|---|
| 5000 | 0.0151 |
| 10000 | 0.0148 |
| 15000 | 0.0134 |
| 20000 | 0.0176 |
| 25000 | 0.0107 |
| 30000 | 0.0109 |
| 35000 | 0.00816 |
| 40000 | 0.00974 |
| 45000 | 0.00727 |
| 50000 | 0.00672 |
- Task
- Robotics
- License
- apache-2.0
- Created
- Apr 7, 2026
- Updated
- Apr 7, 2026