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4.9 KiB

X-CLIPx-clip

PyTorch

๊ฐœ์š”overview

X-CLIP ๋ชจ๋ธ์€ Bolin Ni, Houwen Peng, Minghao Chen, Songyang Zhang, Gaofeng Meng, Jianlong Fu, Shiming Xiang, Haibin Ling์ด Expanding Language-Image Pretrained Models for General Video Recognition์—์„œ ์ œ์•ˆํ–ˆ์Šต๋‹ˆ๋‹ค. X-CLIP์€ ๋น„๋””์˜ค๋ฅผ ์œ„ํ•ด CLIP์„ ์ตœ์†Œํ•œ์œผ๋กœ ํ™•์žฅํ•œ ๋ชจ๋ธ์ž…๋‹ˆ๋‹ค. ์ด ๋ชจ๋ธ์€ ํ…์ŠคํŠธ ์ธ์ฝ”๋”, ๊ต์ฐจ ํ”„๋ ˆ์ž„ ๋น„์ „ ์ธ์ฝ”๋”, ๋‹ค์ค‘ ํ”„๋ ˆ์ž„ ํ†ตํ•ฉ Transformer, ๊ทธ๋ฆฌ๊ณ  ๋น„๋””์˜ค๋ณ„ ํ”„๋กฌํ”„ํŠธ ์ƒ์„ฑ๊ธฐ๋กœ ๊ตฌ์„ฑ๋ฉ๋‹ˆ๋‹ค.

๋…ผ๋ฌธ์˜ ์ดˆ๋ก์€ ์•„๋ž˜์™€ ๊ฐ™์Šต๋‹ˆ๋‹ค.

๋Œ€์กฐ์  ์–ธ์–ด-์ด๋ฏธ์ง€ ์‚ฌ์ „ ํ•™์Šต์€ ์›น ์Šค์ผ€์ผ ๋ฐ์ดํ„ฐ๋กœ๋ถ€ํ„ฐ ์‹œ๊ฐ-ํ…์ŠคํŠธ ๊ณต๋™ ํ‘œํ˜„์„ ํ•™์Šตํ•˜๋Š” ๋ฐ ํฐ ์„ฑ๊ณต์„ ๊ฑฐ๋‘์—ˆ์œผ๋ฉฐ, ๋‹ค์–‘ํ•œ ์ด๋ฏธ์ง€ ์ž‘์—…์— ๋Œ€ํ•ด ๋›ฐ์–ด๋‚œ "์ œ๋กœ์ƒท(zero-shot)" ์ผ๋ฐ˜ํ™” ๋Šฅ๋ ฅ์„ ๋ณด์—ฌ์ฃผ์—ˆ์Šต๋‹ˆ๋‹ค. ๊ทธ๋Ÿฌ๋‚˜ ์ด๋Ÿฌํ•œ ์ƒˆ๋กœ์šด ์–ธ์–ด-์ด๋ฏธ์ง€ ์‚ฌ์ „ ํ•™์Šต ๋ฐฉ๋ฒ•์„ ๋น„๋””์˜ค ๋„๋ฉ”์ธ์œผ๋กœ ํšจ๊ณผ์ ์œผ๋กœ ํ™•์žฅํ•˜๋Š” ๋ฐฉ๋ฒ•์€ ์•„์ง ํ•ด๊ฒฐ๋˜์ง€ ์•Š์€ ๋ฌธ์ œ์ž…๋‹ˆ๋‹ค. ๋ณธ ์—ฐ๊ตฌ์—์„œ๋Š” ์ƒˆ๋กœ์šด ๋ชจ๋ธ์„ ์ฒ˜์Œ๋ถ€ํ„ฐ ์‚ฌ์ „ ํ•™์Šตํ•˜๋Š” ๋Œ€์‹ , ์‚ฌ์ „ ํ•™์Šต๋œ ์–ธ์–ด-์ด๋ฏธ์ง€ ๋ชจ๋ธ์„ ๋น„๋””์˜ค ์ธ์‹์— ์ง์ ‘ ์ ์šฉํ•˜๋Š” ๊ฐ„๋‹จํ•˜๋ฉด์„œ๋„ ํšจ๊ณผ์ ์ธ ์ ‘๊ทผ ๋ฐฉ์‹์„ ์ œ์‹œํ•ฉ๋‹ˆ๋‹ค. ๋” ๊ตฌ์ฒด์ ์œผ๋กœ, ์‹œ๊ฐ„ ์ฐจ์›์—์„œ ํ”„๋ ˆ์ž„ ๊ฐ„์˜ ์žฅ๊ธฐ์ ์ธ ์˜์กด์„ฑ์„ ํฌ์ฐฉํ•˜๊ธฐ ์œ„ํ•ด ํ”„๋ ˆ์ž„ ๊ฐ„ ์ •๋ณด๋ฅผ ๋ช…์‹œ์ ์œผ๋กœ ๊ตํ™˜ํ•˜๋Š” ๊ต์ฐจ ํ”„๋ ˆ์ž„ ์–ดํ…์…˜ ๋ฉ”์ปค๋‹ˆ์ฆ˜์„ ์ œ์•ˆํ•ฉ๋‹ˆ๋‹ค. ์ด๋Ÿฌํ•œ ๋ชจ๋“ˆ์€ ๊ฐ€๋ฒผ์šธ ๋ฟ๋งŒ ์•„๋‹ˆ๋ผ, ์‚ฌ์ „ ํ•™์Šต๋œ ์–ธ์–ด-์ด๋ฏธ์ง€ ๋ชจ๋ธ์— ์‰ฝ๊ฒŒ ํ†ตํ•ฉ๋  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ๋˜ํ•œ, ๋น„๋””์˜ค ์ฝ˜ํ…์ธ  ์ •๋ณด๋ฅผ ํ™œ์šฉํ•˜์—ฌ ์‹๋ณ„๋ ฅ ์žˆ๋Š” ํ…์ŠคํŠธ ํ”„๋กฌํ”„ํŠธ๋ฅผ ์ƒ์„ฑํ•˜๋Š” ๋น„๋””์˜ค๋ณ„ ํ”„๋กฌํ”„ํŒ… ๊ธฐ๋ฒ•์„ ์ œ์•ˆํ•ฉ๋‹ˆ๋‹ค. ๊ด‘๋ฒ”์œ„ํ•œ ์‹คํ—˜์„ ํ†ตํ•ด ์šฐ๋ฆฌ์˜ ์ ‘๊ทผ ๋ฐฉ์‹์ด ํšจ๊ณผ์ ์ด๋ฉฐ ๋‹ค์–‘ํ•œ ๋น„๋””์˜ค ์ธ์‹ ์‹œ๋‚˜๋ฆฌ์˜ค์— ์ผ๋ฐ˜ํ™”๋  ์ˆ˜ ์žˆ์Œ์„ ์ž…์ฆํ•ฉ๋‹ˆ๋‹ค. ํŠนํžˆ, ์™„์ „ ์ง€๋„ ํ•™์Šต ํ™˜๊ฒฝ์—์„œ ์šฐ๋ฆฌ ์ ‘๊ทผ ๋ฐฉ์‹์€ Kinectics-400์—์„œ 87.1%์˜ top-1 ์ •ํ™•๋„๋ฅผ ๋‹ฌ์„ฑํ•˜๋ฉด์„œ๋„ Swin-L ๋ฐ ViViT-H์— ๋น„ํ•ด FLOPs๋ฅผ 12๋ฐฐ ์ ๊ฒŒ ์‚ฌ์šฉํ•ฉ๋‹ˆ๋‹ค. ์ œ๋กœ์ƒท ์‹คํ—˜์—์„œ๋Š” ๋‘ ๊ฐ€์ง€ ์ธ๊ธฐ ์žˆ๋Š” ํ”„๋กœํ† ์ฝœ ํ•˜์—์„œ top-1 ์ •ํ™•๋„ ์ธก๋ฉด์—์„œ ํ˜„์žฌ ์ตœ์ฒจ๋‹จ ๋ฐฉ๋ฒ•๋“ค์„ +7.6% ๋ฐ +14.9% ๋Šฅ๊ฐ€ํ•ฉ๋‹ˆ๋‹ค. ํ“จ์ƒท(few-shot) ์‹œ๋‚˜๋ฆฌ์˜ค์—์„œ๋Š” ๋ ˆ์ด๋ธ”์ด ์ง€์ •๋œ ๋ฐ์ดํ„ฐ๊ฐ€ ๊ทนํžˆ ์ œํ•œ์ ์ผ ๋•Œ ์ด์ „ ์ตœ๊ณ  ๋ฐฉ๋ฒ•๋“ค์„ +32.1% ๋ฐ +23.1% ๋Šฅ๊ฐ€ํ•ฉ๋‹ˆ๋‹ค.

ํŒ:

  • X-CLIP์˜ ์‚ฌ์šฉ๋ฒ•์€ CLIP๊ณผ ๋™์ผํ•ฉ๋‹ˆ๋‹ค.

drawing

X-CLIP ์•„ํ‚คํ…์ฒ˜. ์›๋ณธ ๋…ผ๋ฌธ์—์„œ ๊ฐ€์ ธ์™”์Šต๋‹ˆ๋‹ค.

์ด ๋ชจ๋ธ์€ nielsr๋‹˜์ด ๊ธฐ์—ฌํ–ˆ์Šต๋‹ˆ๋‹ค. ์›๋ณธ ์ฝ”๋“œ๋Š” ์—ฌ๊ธฐ์—์„œ ์ฐพ์„ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

๋ฆฌ์†Œ์Šคresources

X-CLIP์„ ์‹œ์ž‘ํ•˜๋Š” ๋ฐ ๋„์›€์ด ๋˜๋Š” ๊ณต์‹ Hugging Face ๋ฐ ์ปค๋ฎค๋‹ˆํ‹ฐ(๐ŸŒŽ๋กœ ํ‘œ์‹œ) ๋ฆฌ์†Œ์Šค ๋ชฉ๋ก์ž…๋‹ˆ๋‹ค.

  • X-CLIP ๋ฐ๋ชจ ๋…ธํŠธ๋ถ์€ ์—ฌ๊ธฐ์—์„œ ์ฐพ์„ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

์—ฌ๊ธฐ์— ํฌํ•จํ•  ๋ฆฌ์†Œ์Šค๋ฅผ ์ œ์ถœํ•˜๋Š” ๋ฐ ๊ด€์‹ฌ์ด ์žˆ๋‹ค๋ฉด, ์–ธ์ œ๋“ ์ง€ Pull Request๋ฅผ ์—ด์–ด์ฃผ์„ธ์š”. ๊ฒ€ํ†  ํ›„ ๋ฐ˜์˜ํ•˜๊ฒ ์Šต๋‹ˆ๋‹ค! ๋ฆฌ์†Œ์Šค๋Š” ๊ธฐ์กด ๋ฆฌ์†Œ์Šค๋ฅผ ๋ณต์ œํ•˜๋Š” ๋Œ€์‹  ์ƒˆ๋กœ์šด ๊ฒƒ์„ ๋ณด์—ฌ์ฃผ๋Š” ๊ฒƒ์ด ์ด์ƒ์ ์ž…๋‹ˆ๋‹ค.

XCLIPProcessorxclipprocessor

autodoc XCLIPProcessor

XCLIPConfigxclipconfig

autodoc XCLIPConfig

XCLIPTextConfigxcliptextconfig

autodoc XCLIPTextConfig

XCLIPVisionConfigxclipvisionconfig

autodoc XCLIPVisionConfig

XCLIPModelxclipmodel

autodoc XCLIPModel - forward - get_text_features - get_video_features

XCLIPTextModelxcliptextmodel

autodoc XCLIPTextModel - forward

XCLIPVisionModelxclipvisionmodel

autodoc XCLIPVisionModel - forward