pi0.5 LoRA โ€” RoboSynChallenge click_bell

RoboSynChallenge cobotmagic_Sim_click_bell ๋กœ LoRA ๋ฏธ์„ธ์กฐ์ •ํ•œ pi0.5 ์ฒดํฌํฌ์ธํŠธ์ž…๋‹ˆ๋‹ค.

๊ฒฐ๊ณผ

์‹œ๋ฎฌ๋ ˆ์ด์…˜ ์„ฑ๊ณต๋ฅ  50.0% (100 ์—ํ”ผ์†Œ๋“œ, random ์„ค์ •, ๊ณต์‹ ํ”„๋กœํ† ์ฝœ๊ณผ ๋™์ผ ์กฐ๊ฑด)

์ •์ฑ… click_bell SR
ACT (์ฃผ์ตœ์ธก ๊ณต๊ฐœ) 37%
pi0.5 LoRA (์ด ๋ชจ๋ธ, step 15000) 50.0%
DP 10-step (์ฃผ์ตœ์ธก ๊ณต๊ฐœ) 51%

ACT ๋ฅผ ์•ž์„œ๊ณ  DP ์™€ ๋™๋ฅ ์ž…๋‹ˆ๋‹ค. ์ฃผ์ตœ์ธก์€ pi0.5 ์ฒดํฌํฌ์ธํŠธ๋ฅผ ๊ณต๊ฐœํ•˜์ง€ ์•Š์•˜์œผ๋ฏ€๋กœ pi0.5 ์˜ ์‹œ๋ฎฌ๋ ˆ์ด์…˜ ์„ฑ๋Šฅ์€ ์ด ๊ฐ’์ด ์ฒ˜์Œ ์ธก์ •๋œ ๊ฒƒ์ž…๋‹ˆ๋‹ค.

ํ•™์Šต ๊ณก์„ 

์Šคํ… SR ์—ํ”ผ์†Œ๋“œ
5,000 15.0% 20
10,000 35.0% 20
15,000 50.0% 100
19,999 35.0% 100

20,000 ์Šคํ…๊นŒ์ง€ ๋Œ๋ฆฌ๋ฉด ์˜คํžˆ๋ ค ๋‚˜๋น ์ง‘๋‹ˆ๋‹ค(๊ณผ์ ํ•ฉ). 15,000 ์ด ์ตœ์ ์ด๋ฉฐ, ์„ฑ๊ณต ์‹œ ํ‰๊ท  ์•ก์…˜ ์Šคํ…๋„ ๋” ์งง์Šต๋‹ˆ๋‹ค(213 vs 255 / ์ƒํ•œ 361).

ํ•™์Šต ์„ค์ •

ํ•ญ๋ชฉ ๊ฐ’
๋ฒ ์ด์Šค gs://openpi-assets/checkpoints/pi05_base (12.4GB)
๋ฐฉ์‹ LoRA (gemma_2b_lora + gemma_300m_lora, rank 16)
๋ฐ์ดํ„ฐ RoboSynChallenge/cobotmagic_Sim_click_bell (1,000 ์—ํ”ผ์†Œ๋“œ / 74,000 ํ”„๋ ˆ์ž„)
batch_size 4
num_train_steps 20,000 (15,000 ์ฒดํฌํฌ์ธํŠธ๊ฐ€ ์ตœ์ )
action_horizon 50
EMA ๋” (LoRA)
ํ•˜๋“œ์›จ์–ด RTX 3090 1์žฅ
ํ•™์Šต ์‹œ๊ฐ„ 1.6 ์ดˆ/์Šคํ… โ†’ 15,000 ์Šคํ… = ์•ฝ 6.7์‹œ๊ฐ„
์ถ”๋ก  ์ง€์—ฐ 199 ms / ํ˜ธ์ถœ

GPU 1์žฅ์œผ๋กœ ์ถฉ๋ถ„ํ•ฉ๋‹ˆ๋‹ค. 3์žฅ FSDP ๋ฅผ ์‹œ๋„ํ–ˆ์œผ๋‚˜ NVLink ๊ฐ€ ์—†์–ด PCIe ํ†ต์‹ ์— ๋ฌถ์—ฌ 42์ดˆ/์Šคํ…(26๋ฐฐ ๋А๋ฆผ)์ด ๋‚˜์™€ ํ๊ธฐํ–ˆ์Šต๋‹ˆ๋‹ค. ์ž์„ธํ•œ ๋‚ด์šฉ์€ SETUP.md ์ฐธ๊ณ .

์ €์žฅ์†Œ ๊ตฌ์„ฑ

checkpoints/15000/        8.9GB  params + train_state + assets (ํ•™์Šต ์žฌ๊ฐœ ๊ฐ€๋Šฅ)
robosync_fixes.patch      7.8KB  โ˜… ์ €์žฅ์†Œ ๋ฒ„๊ทธ 8๊ฐœ ์ˆ˜์ • โ€” ์—†์œผ๋ฉด eval ์ด ์•ˆ ๋•๋‹ˆ๋‹ค
finetune_resume.sh               ์ค‘๋‹จ๋œ ํ•™์Šต ์ด์–ดํ•˜๊ธฐ
scripts/                         ์ปจํ…Œ์ด๋„ˆ ์‹คํ–‰, ๊ณ ์•„ ํ”„๋กœ์„ธ์Šค ์ •๋ฆฌ, ๋ฐฐ์น˜ ์ธก์ •
logs/                            ํ•™์Šตยทํ‰๊ฐ€ ์›๋ณธ ๋กœ๊ทธ
SETUP.md                         ์ƒˆ ์„œ๋ฒ„ ์„ค์น˜ ์ˆœ์„œ + ํ•จ์ • 6๊ฐ€์ง€

์‚ฌ์šฉ๋ฒ•

์ฒดํฌํฌ์ธํŠธ๋งŒ์œผ๋กœ๋Š” ๋™์ž‘ํ•˜์ง€ ์•Š์Šต๋‹ˆ๋‹ค. robosync_fixes.patch ๋ฅผ ๋ฐ˜๋“œ์‹œ ์ ์šฉํ•ด์•ผ ํ•ฉ๋‹ˆ๋‹ค (pi05 eval ๊ฒฝ๋กœ์— ์ธ์ž ๋ถˆ์ผ์น˜ ๋ฒ„๊ทธ๊ฐ€ ์—ฌ๋Ÿฌ ๊ฐœ ์žˆ์Šต๋‹ˆ๋‹ค).

hf download yai-robosync/pi05-lora-click-bell --local-dir ./pi05-click-bell

git clone https://github.com/EDEM-AI/RoboSynChallenge.git
cd RoboSynChallenge && git checkout 9815e9e
git apply ../pi05-click-bell/robosync_fixes.patch

mkdir -p policy/pi05/checkpoints/pi05_robosyn_click_bell_lora/click_bell_sim
cp -r ../pi05-click-bell/checkpoints/15000 \
      policy/pi05/checkpoints/pi05_robosyn_click_bell_lora/click_bell_sim/

bash policy/pi05/eval.sh click_bell random \
     pi05_robosyn_click_bell_lora click_bell_sim 0 \
     --checkpoint_id 15000 --headless True --max_episodes 100

์ „์ฒด ์„ค์น˜(EmbodiChain, ๋„์ปค, ์˜์กด์„ฑ)๋Š” SETUP.md ๋ฅผ ๋”ฐ๋ฅด์„ธ์š”.

๋ผ์ด์„ ์Šค ์ฃผ์˜

pi0.5 ๋ฒ ์ด์Šค ๊ฐ€์ค‘์น˜์—์„œ ํŒŒ์ƒ๋˜์—ˆ์œผ๋ฉฐ Gemma ๊ฐ€์ค‘์น˜ ๋ผ์ด์„ ์Šค๊ฐ€ ํ•จ๊ป˜ ์ ์šฉ๋ฉ๋‹ˆ๋‹ค. ์ง„ํ–‰ ์ค‘์ธ ๋Œ€ํšŒ ๊ฒฐ๊ณผ๋ฌผ์ด๋ฏ€๋กœ ๋น„๊ณต๊ฐœ๋กœ ์œ ์ง€ํ•˜์„ธ์š”.

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