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PDRNN: Modular Data-driven Pedestrian Dead Reckoning on Loosely Coupled Radio- and Inertial-Signalstreams

์ž‘์„ฑ์ž
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์นดํ…Œ๊ณ ๋ฆฌ
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์ €์ž

Peter Bauer, Andreas Porada, Felix Ott, Christopher Mutschler, Tobias Feigl

๐Ÿ’ก ๊ฐœ์š”

๋ณธ ๋…ผ๋ฌธ์€ ๋Š์Šจํ•˜๊ฒŒ ๊ฒฐํ•ฉ๋œ ๋ฌด์„  ๋ฐ ๊ด€์„ฑ ์„ผ์„œ ์ŠคํŠธ๋ฆผ์œผ๋กœ๋ถ€ํ„ฐ ๋ฐ์ดํ„ฐ๋ฅผ ํ†ตํ•ฉํ•˜์—ฌ ๋ณดํ–‰์ž ์ถ”์ธก ํ•ญ๋ฒ•(PDR)์˜ ์ •ํ™•์„ฑ์„ ๋†’์ด๋Š” PDRNN์ด๋ผ๋Š” ์ƒˆ๋กœ์šด ๋ชจ๋“ˆํ˜• AI ๊ธฐ๋ฐ˜ ์‹œ์Šคํ…œ์„ ์ œ์•ˆํ•ฉ๋‹ˆ๋‹ค. PDRNN์€ ๋น„๋™๊ธฐ ์„ผ์„œ ๋ฐ์ดํ„ฐ ์ŠคํŠธ๋ฆผ์„ ์•”์‹œ์ ์œผ๋กœ ์˜ˆ์ธกํ•˜๊ณ , ๊ฐœ๋ณ„ ๊ตฌ์„ฑ ์š”์†Œ์— ๋Œ€ํ•œ ML ๋ชจ๋ธ์„ ์‚ฌ์šฉํ•˜์—ฌ ๋ฐฉํ–ฅ, ์†๋„, ๊ฑฐ๋ฆฌ ๋ฐ ์ ˆ๋Œ€ ์œ„์น˜๋ฅผ ์ถ”์ •ํ•˜๋ฉฐ, ๋ถˆํ™•์‹ค์„ฑ ์ถ”์ •์น˜๋ฅผ ํ™œ์šฉํ•˜์—ฌ ์‹œ์Šคํ…œ์˜ ๊ฒฌ๊ณ ์„ฑ์„ ํ–ฅ์ƒ์‹œํ‚ต๋‹ˆ๋‹ค.

๐Ÿ”‘ ์‹œ์‚ฌ์  ๋ฐ ํ•œ๊ณ„

โ€ข
PDRNN์€ ๋‹ค์–‘ํ•œ ์„ผ์„œ ๋ฐ์ดํ„ฐ์˜ ๋น„๋™๊ธฐ์  ํŠน์„ฑ๊ณผ ์‹ ๋ขฐํ•  ์ˆ˜ ์—†๋Š” ์ „์†ก์œผ๋กœ ์ธํ•œ ๊ธฐ์กด PDR ์‹œ์Šคํ…œ์˜ ํ•œ๊ณ„๋ฅผ ๊ทน๋ณตํ•ฉ๋‹ˆ๋‹ค.
โ€ข
๋ชจ๋“ˆํ˜• ์„ค๊ณ„ ๋•๋ถ„์— ์ „์ฒด ์‹œ์Šคํ…œ์— ์˜ํ–ฅ์„ ์ฃผ์ง€ ์•Š๊ณ  ๊ฐœ๋ณ„ ๊ตฌ์„ฑ ์š”์†Œ๋ฅผ ์—…๋ฐ์ดํŠธ, ๋ฏธ์„ธ ์กฐ์ • ๋˜๋Š” ๊ต์ฒดํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
โ€ข
์‹คํ—˜ ๊ฒฐ๊ณผ, PDRNN์€ ๋™์  ์Šคํฌ์ธ  ์›€์ง์ž„ ๋ฐ์ดํ„ฐ์—์„œ ๊ธฐ์กด ๋ฐฉ๋ฒ• ๋ฐ ML ๊ธฐ๋ฐ˜ ๋ฐฉ๋ฒ•๋ณด๋‹ค ์šฐ์ˆ˜ํ•œ ์ •ํ™•๋„์™€ ์ •๋ฐ€๋„๋ฅผ ๋‹ฌ์„ฑํ–ˆ์Šต๋‹ˆ๋‹ค.
โ€ข
์‹œ์Šคํ…œ ๋ณต์žก์„ฑ์ด ์ฆ๊ฐ€ํ•˜์ง€๋งŒ, PDRNN์€ ์˜ˆ์ธก ๊ธฐ๋Šฅ๊ณผ ํ–ฅ์ƒ๋œ ๊ตฌ์„ฑ ์š”์†Œ ์ œ์–ด๋ฅผ ์ œ๊ณตํ•ฉ๋‹ˆ๋‹ค.
โ€ข
์ด ์—ฐ๊ตฌ๋Š” PDR ์‹œ์Šคํ…œ์˜ ๋ณต์žก์„ฑ์„ ๋‹ค๋ฃจ์ง€๋งŒ, ์‹ค์ œ ์ ์šฉ์„ ์œ„ํ•ด์„œ๋Š” ์ถ”๊ฐ€์ ์ธ ์ตœ์ ํ™” ๋ฐ ๋‹ค์–‘ํ•œ ํ™˜๊ฒฝ์—์„œ์˜ ๊ฒ€์ฆ์ด ํ•„์š”ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
๐Ÿ‘
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