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CLOVER: Closed-Loop Value Estimation and Ranking for End-to-End Autonomous Driving Planning

์ž‘์„ฑ์ž
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์ €์ž

Sining Ang, Yuguang Yang, Canyu Chen, Yan Wang

๐Ÿ’ก ๊ฐœ์š”

๋ณธ ๋…ผ๋ฌธ์€ End-to-end ์ž์œจ์ฃผํ–‰ ๊ณ„ํš์—์„œ ๋ฐœ์ƒํ•˜๋Š” ํ›ˆ๋ จ-ํ‰๊ฐ€ ๋ถˆ์ผ์น˜ ๋ฌธ์ œ๋ฅผ ํ•ด๊ฒฐํ•˜๊ธฐ ์œ„ํ•œ CLOVER ํ”„๋ ˆ์ž„์›Œํฌ๋ฅผ ์ œ์•ˆํ•œ๋‹ค. CLOVER๋Š” ๋‹ค์–‘ํ•œ ํ›„๋ณด ๊ถค์ ์„ ์ƒ์„ฑํ•˜๋Š” ์ƒ์„ฑ์ž(generator)์™€ ํ•ด๋‹น ๊ถค์ ์˜ ๊ณ„ํš ์ง€ํ‘œ ์ ์ˆ˜๋ฅผ ์˜ˆ์ธกํ•˜์—ฌ ์ˆœ์œ„๋ฅผ ๋งค๊ธฐ๋Š” ํ‰๊ฐ€์ž(scorer)๋กœ ๊ตฌ์„ฑ๋œ๋‹ค. ํŠนํžˆ, ํ›ˆ๋ จ ๊ณผ์ •์—์„œ ๋‹จ์ผ ๊ถค์  ๋ชจ๋ฐฉ์„ ๋„˜์–ด์„  ์„ธํŠธ ์ˆ˜์ค€์˜ ์ปค๋ฒ„๋ฆฌ์ง€ ์ง€๋„ ํ•™์Šต๊ณผ ๋ณด์ˆ˜์ ์ธ ํ๋ฃจํ”„ ์ž๊ธฐ ์ฆ๋ฅ˜(closed-loop self-distillation)๋ฅผ ํ†ตํ•ด ์ƒ์„ฑ์ž์˜ ์„ฑ๋Šฅ์„ ํ–ฅ์ƒ์‹œํ‚จ๋‹ค.

๐Ÿ”‘ ์‹œ์‚ฌ์  ๋ฐ ํ•œ๊ณ„

โ€ข
End-to-end ์ž์œจ์ฃผํ–‰ ๊ณ„ํš์—์„œ ํ›ˆ๋ จ ๋ฐ์ดํ„ฐ์™€ ํ‰๊ฐ€ ์ง€ํ‘œ ๊ฐ„์˜ ๋ถˆ์ผ์น˜ ๋ฌธ์ œ๋ฅผ ํšจ๊ณผ์ ์œผ๋กœ ์™„ํ™”ํ•˜์—ฌ ์‹ค์ œ ์ฃผํ–‰ ํ™˜๊ฒฝ์—์„œ์˜ ์„ฑ๋Šฅ์„ ํ–ฅ์ƒ์‹œํ‚ฌ ์ˆ˜ ์žˆ๋‹ค.
โ€ข
์ œ์•ˆ๋œ ์„ธํŠธ ์ˆ˜์ค€์˜ ์ปค๋ฒ„๋ฆฌ์ง€ ์ง€๋„ ํ•™์Šต ๋ฐ ๋ณด์ˆ˜์ ์ธ ํ๋ฃจํ”„ ์ž๊ธฐ ์ฆ๋ฅ˜ ๋ฐฉ์‹์€ ๋ถˆ์™„์ „ํ•œ ํ‰๊ฐ€์ž๊ฐ€ ์ƒ์„ฑ์ž ๊ฐœ์„ ์— ๊ธฐ์—ฌํ•  ์ˆ˜ ์žˆ๋Š” ์กฐ๊ฑด์„ ์ œ์‹œํ•˜๋ฉฐ, ์ด๋Š” ํ–ฅํ›„ ์ž์œจ์ฃผํ–‰ ๋ชจ๋ธ ๊ฐœ๋ฐœ์— ์ค‘์š”ํ•œ ์‹œ์‚ฌ์ ์„ ์ œ๊ณตํ•œ๋‹ค.
โ€ข
์ œ์•ˆ๋œ ๋ฐฉ๋ฒ•๋ก ์€ NAVSIM ๋ฐ NavHard์™€ ๊ฐ™์€ ํŠน์ • ์‹œ๋ฎฌ๋ ˆ์ด์…˜ ํ™˜๊ฒฝ์—์„œ ์šฐ์ˆ˜ํ•œ ์„ฑ๋Šฅ์„ ๋ณด์˜€์ง€๋งŒ, ์‹ค์ œ ๋„๋กœ ํ™˜๊ฒฝ์—์„œ์˜ ์ผ๋ฐ˜ํ™” ์„ฑ๋Šฅ ๊ฒ€์ฆ ๋ฐ ๋‹ค์–‘ํ•œ ์„ผ์„œ ์œตํ•ฉ ์‹œ๋‚˜๋ฆฌ์˜ค์—์„œ์˜ ์ ์šฉ ๊ฐ€๋Šฅ์„ฑ์— ๋Œ€ํ•œ ์ถ”๊ฐ€ ์—ฐ๊ตฌ๊ฐ€ ํ•„์š”ํ•˜๋‹ค.
๐Ÿ‘