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GRAFNet: Multiscale Retinal Processing via Guided Cortical Attention Feedback for Enhancing Medical Image Polyp Segmentation

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์ €์ž

Abdul Joseph Fofanah, Lian Wen, Alpha Alimamy Kamara, Zhongyi Zhang, David Chen, Albert Patrick Sankoh

๐Ÿ’ก ๊ฐœ์š”

๋ณธ ๋…ผ๋ฌธ์€ ๋Œ€์žฅ๋‚ด์‹œ๊ฒฝ ์˜์ƒ์—์„œ ํด๋ฆฝ ๋ถ„ํ• ์˜ ์ •ํ™•์„ฑ์„ ๋†’์ด๊ธฐ ์œ„ํ•ด ์ธ๊ฐ„ ์‹œ๊ฐ ์‹œ์Šคํ…œ์˜ ๊ณ„์ธต์  ๊ตฌ์กฐ์™€ ์ƒ๋ฌผํ•™์  ์›๋ฆฌ๋ฅผ ๋ชจ๋ฐฉํ•œ GRAFNet์ด๋ผ๋Š” ์ƒˆ๋กœ์šด ์‹ ๊ฒฝ๋ง ์•„ํ‚คํ…์ฒ˜๋ฅผ ์ œ์•ˆํ•ฉ๋‹ˆ๋‹ค. GRAFNet์€ ๋ฐฉํ–ฅ ํŠœ๋‹๋œ ์‹ ๊ฒฝ์„ธํฌ๋ฅผ ๋ชจ๋ฐฉํ•œ GAAM, ๋ง๋ง‰ ์‹ ๊ฒฝ์ ˆ ์„ธํฌ ๊ฒฝ๋กœ๋ฅผ ๋ชจ๋ฐฉํ•œ MSRM, ์˜ˆ์ธก ์ฝ”๋”ฉ์„ ํ†ตํ•œ ๋ฐ˜๋ณต์  ๋ณด์ •์„ ์œ„ํ•œ GCAFM์„ ํ†ตํ•ฉํ•˜์—ฌ ๊ธฐ์กด ๋ฐฉ๋ฒ•๋ก ์˜ ํ•œ๊ณ„๋ฅผ ๊ทน๋ณตํ•˜๊ณ  polyp ๋ถ„ํ•  ์„ฑ๋Šฅ์„ ํฌ๊ฒŒ ํ–ฅ์ƒ์‹œํ‚ต๋‹ˆ๋‹ค.

๐Ÿ”‘ ์‹œ์‚ฌ์  ๋ฐ ํ•œ๊ณ„

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์ธ๊ฐ„ ์‹œ๊ฐ ์‹œ์Šคํ…œ์˜ ์›๋ฆฌ๋ฅผ ์˜๋ฃŒ ์˜์ƒ ๋ถ„ํ• ์— ์„ฑ๊ณต์ ์œผ๋กœ ์ ์šฉํ•˜์—ฌ ํ•ด์„ ๊ฐ€๋Šฅํ•˜๊ณ  ๋” ์ •ํ™•ํ•œ ๊ฒฐ๊ณผ๋ฅผ ๋„์ถœํ–ˆ์Šต๋‹ˆ๋‹ค.
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๊ธฐ์กด์˜ ๋‹จ๋ฐฉํ–ฅ ์ฒ˜๋ฆฌ ๋ฐ ์•ฝํ•œ ๋ฉ€ํ‹ฐ์Šค์ผ€์ผ ์œตํ•ฉ ๋ฌธ์ œ๋ฅผ ํ•ด๊ฒฐํ•˜์—ฌ ํด๋ฆฝ ๋ถ„ํ• ์˜ ์ •ํ™•๋„์™€ ์ผ๋ฐ˜ํ™” ์„ฑ๋Šฅ์„ ํฌ๊ฒŒ ํ–ฅ์ƒ์‹œ์ผฐ์Šต๋‹ˆ๋‹ค.
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๋‹ค์–‘ํ•œ ๊ณต๊ฐœ ๋ฐ์ดํ„ฐ์…‹์—์„œ ์ตœ์‹  ๊ธฐ์ˆ  ๋Œ€๋น„ ์ƒ๋‹นํ•œ ์„ฑ๋Šฅ ํ–ฅ์ƒ(Dice 3-8%, ์ผ๋ฐ˜ํ™” ์„ฑ๋Šฅ 10-20% ํ–ฅ์ƒ)์„ ์ž…์ฆํ–ˆ์Šต๋‹ˆ๋‹ค.
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์‹ค์ œ ์ž„์ƒ ํ™˜๊ฒฝ์—์„œ์˜ ์ ์šฉ ๊ฐ€๋Šฅ์„ฑ ๊ฒ€์ฆ ๋ฐ ๋‹ค์–‘ํ•œ ์ข…๋ฅ˜์˜ ๋ณ‘๋ณ€์— ๋Œ€ํ•œ ์ผ๋ฐ˜ํ™” ์„ฑ๋Šฅ ๊ฐ•ํ™”์— ๋Œ€ํ•œ ์ถ”๊ฐ€ ์—ฐ๊ตฌ๊ฐ€ ํ•„์š”ํ•ฉ๋‹ˆ๋‹ค.
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