https://medicalxpress.com/news/2024-04-advancing-high-resolution-ultrasound-imaging.html

Advancing high-resolution ultrasound imaging with deep learningResearchers at the Beckman Institute for Advanced Science and Technology have developed a new technique to make ultrasound localization microscopy, an emerging diagnostic tool used for high-resolution microvascular imaging, more practical for clinical settings. Their method uses deep learning to advance in the post-processing pipeline of ULM.medicalxpress.com





CT๋‚˜ MRI ๊ธฐ์ˆ ๊ณผ ๋งˆ์ฐฌ๊ฐ€์ง€๋กœ ์ดˆ์ŒํŒŒ๋ฅผ ์ด์šฉํ•œ ์ง„๋‹จ ๊ธฐ์ˆ ๋„ ๋‚˜๋‚ ์ด ๋ฐœ์ „ํ•˜๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค. ์ตœ๊ทผ์— ํฌ๊ฒŒ ๋ฐœ์ „ํ•œ ์ดˆ์ŒํŒŒ ์ง„๋‹จ ๊ธฐ์ˆ  ์ค‘ ํ•˜๋‚˜๋Š” ์ดˆ์ŒํŒŒ ๊ตญ์†Œ ํ˜„๋ฏธ๊ฒฝ (ULM, ultrasound localization microscopy)์ž…๋‹ˆ๋‹ค. ์ด ๊ธฐ์ˆ ์€ ๋ฏธ์„ธํ•œ ๊ณต๊ธฐ ๋ฐฉ์šธ์„ ์ด์šฉํ•ด ์—ฌ๊ธฐ์— ๋ฐ˜์‚ฌ๋œ ์ดˆ์ŒํŒŒ ๋ฐ์ดํ„ฐ๋ฅผ ์ˆ˜์ง‘ํ•ด ํ˜„๋ฏธ๊ฒฝ์ฒ˜๋Ÿผ ์ž์„ธํžˆ ํ˜ˆ๊ด€์„ ๋“ค์—ฌ๋‹ค๋ณด๋Š” ๋ฐฉ๋ฒ•์ž…๋‹ˆ๋‹ค.ย 


๋ฒ ํฌ๋งŒ ๊ณ ๋“ฑ ๊ณผํ•™๊ธฐ์ˆ  ์—ฐ๊ตฌ์†Œ (Beckman Institute for Advanced Science and Technology)์˜ ๊ณผํ•™์ž๋“ค์€ AI๋ฅผ ์ด์šฉํ•ด ๋” ๊ณ ํ•ด์ƒ๋„์˜ ULM ์ด๋ฏธ์ง€๋ฅผ ์–ป๋Š” ๊ธฐ์ˆ ์„ ๊ฐœ๋ฐœํ–ˆ์Šต๋‹ˆ๋‹ค.ย 


๋” ๊ณ ํ•ด์ƒ๋„์˜ ULM ์ด๋ฏธ์ง€๋ฅผ ์–ป๊ธฐ ์œ„ํ•ด์„œ๋Š” ์ˆ˜ ๋งˆ์ดํฌ๋กœ๋ฏธํ„ฐ์— ๋ถˆ๊ณผํ•œ ๊ณต๊ธฐ ๋ฐฉ์šธ์„ ๋” ๋งŽ์ด ์ฃผ์ž…ํ•ด์•ผ ํ•˜๋Š”๋ฐ, ์ด ๋ฐ์ดํ„ฐ๋ฅผ ์ฒ˜๋ฆฌํ•˜๋Š”๋ฐ ์ƒ๋‹นํ•œ ์‹œ๊ฐ„๊ณผ ๋น„์šฉ์ด ๋“ค์–ด๊ฐ‘๋‹ˆ๋‹ค.ย 


์—ฐ๊ตฌํŒ€์€ GAN (generative adversarial network)์„ ์ด์šฉํ•ด ํ˜„์‹ค์ ์ธ ๋ฏธ์„ธ ๊ฑฐํ’ˆ ๋ชจ๋ธ์„ ๋งŒ๋“ค๊ณ  DECODE (deep context-aware neural network) ์•Œ๊ณ ๋ฆฌ์ฆ˜์„ ํ†ตํ•ด ํ•™์Šตํ–ˆ์Šต๋‹ˆ๋‹ค. ๊ทธ ๊ฒฐ๊ณผ ULM ์ด๋ฏธ์ง€์˜ ํ’ˆ์งˆ์„ ๋†’์ด๊ณ  ์ฒ˜๋ฆฌ ์†๋„๋„ ํฌ๊ฒŒ ๋†’์ผ ์ˆ˜ ์žˆ์—ˆ์Šต๋‹ˆ๋‹ค.