243 research outputs found

    ๋ฏธ๋ž˜ ์ผ์ž๋ฆฌ ๋Œ€์‘ ์ง์—…๋Šฅ๋ ฅ๊ฐœ๋ฐœ ๋ฐœ์ „ ์ „๋žต

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    โ—‹ ํ•œ๊ตญ์ง์—…๋Šฅ๋ ฅ๊ฐœ๋ฐœ์›(์ดํ•˜ ์šฐ๋ฆฌ์›)์€ ์ธ์ ์ž์›์ •์ฑ… ๋ฐ ๊ตญ๋ฏผ์˜ ํ‰์ƒ์ง์—…๋Šฅ๋ ฅ๊ฐœ๋ฐœ์„ ์ง€์›ํ•˜๋Š” ์—ฐ๊ตฌ๊ธฐ๊ด€์œผ๋กœ์„œ ๊ฐœ์› ์ดํ›„ ๊ต์œก๊ณผ ๋…ธ๋™์‹œ์žฅ ๊ฐ„ ์—ฐ๊ณ„๋ฅผ ์œ„ํ•œ ์ง์—…๊ต์œกํ›ˆ๋ จ๊ณผ ์ธ์ ์ž์›์ •์ฑ…์˜ ์‹ฑํฌํƒฑํฌ ์—ญํ• ์„ ์ˆ˜ํ–‰ - 1997๋…„ ์„ค๋ฆฝ ๋‹น์‹œ์—๋Š” ์™ธํ™˜์œ„๊ธฐ์— ๋”ฐ๋ฅธ ๋Œ€๋Ÿ‰์‹ค์—…์‚ฌํƒœ๋ฅผ ๊ฒฝํ—˜ํ•˜๋ฉฐ ์ „ ๊ตญ๋ฏผ์˜ ์ง์—…๋Šฅ๋ ฅ ๊ฐœ๋ฐœ์„ ์ง€์› - ์ƒˆ๋กœ์šด ๋ฐ€๋ ˆ๋‹ˆ์—„ ์‹œ๋Œ€์ธ 2000๋…„๋Œ€ ์ดˆ๋ฐ˜ ๊ตญ๊ฐ€์ธ์ ์ž์›์ •์ฑ…์˜ ๊ฐ•์กฐ ์‹œ๊ธฐ์—๋Š” ๊ตญ๊ฐ€์ธ์ ์ž์›์ •์ฑ…์˜ ์ˆ˜๋ฆฝยท์‹ค์ฒœยทํ‰๊ฐ€๋ฅผ ์ง€์› โ—‹ ์šฐ๋ฆฌ์›์ด ๋ฏธ๋ž˜ ์ธ์žฌ ์œก์„ฑ์„ ์œ„ํ•œ ๋‹ค์–‘ํ•œ ์ •์ฑ…๊ณผ ํ”„๋กœ๊ทธ๋žจ ๊ฐœ๋ฐœ์„ ์ค‘์‹ฌ์ ์œผ๋กœ ์ˆ˜ํ–‰ํ•˜๊ธฐ ์œ„ํ•ด ๊ณผ๊ฑฐ ์—ฐ๊ตฌ์‚ฌ์—…์˜ ๋ฐœ์ž์ทจ๋ฅผ ๋Œ์•„๋ณด๊ณ  ์ƒˆ๋กœ์šด ์ „๊ธฐ ๋งˆ๋ จ ํ•„์š” - ๋ฏธ๋ž˜ ์‚ฌํšŒ์— ๋Œ€ํ•œ ์˜ˆ์ธก๊ณผ ๋Œ€์‘์„ ๋ฐ”ํƒ•์œผ๋กœ ์ธ์ ์ž์›์ •์ฑ…์˜ ๋ฐฉํ–ฅ์„ ์ œ์‹œํ•˜๊ณ , โ€œ์ง„๋กœ์„ค๊ณ„์—์„œ ์€ํ‡ดโ€์— ์ด๋ฅด๊ธฐ๊นŒ์ง€ ๊ตญ๋ฏผ์˜ ์ง„๋กœ์™€ ์ง์—…๊ณผ ๊ด€๋ จ๋œ ๊ตญ๊ฐ€ ์ •์ฑ… ์ˆ˜๋ฆฝ์„ ์ง€์›ํ•  ์ˆ˜ ์žˆ๋Š” ๊ธฐ๋ฐ˜ ๊ตฌ์ถ• - ํ•œ์ •๋œ ์ธ์ ยท๋ฌผ์  ์ž์›์˜ ํšจ์œจ์  ์šด์˜ ๋ฐฉ์•ˆ์„ ์ˆ˜๋ฆฝํ•˜์—ฌ ๊ธ‰๋ณ€ํ•˜๋Š” ํ™˜๊ฒฝ ๋ณ€ํ™”์— ๋Œ€์‘ํ•  ์ˆ˜ ์žˆ๋Š” ์—ฐ๊ตฌ์ˆ˜ํ–‰์ฒด์ œ ๊ตฌ์ถ• โ—‹ ์ •๋ถ€์˜ ์ผ์ž๋ฆฌ์ฐฝ์ถœ ๊ธฐ๋ฐ˜ ๊ฐ•ํ™”์˜ ์ผํ™˜์œผ๋กœ์„œ ์ผ์ž๋ฆฌ ์งˆ ๊ฐœ์„ ์„ ์œ„ํ•œ ์ง์—…๋Šฅ๋ ฅ๊ฐœ๋ฐœ ๋ฐœ์ „ ์ „๋žต ์ˆ˜๋ฆฝ ์‹œ๊ธ‰ - ์ง์—…๋Šฅ๋ ฅ๊ฐœ๋ฐœ์€ ์ธ์ ์ž์›์˜ ๊ฐ€์น˜ ๋ฐ ์‚ฌํšŒ์  ํšจ์šฉ์„ฑ์„ ๋†’์—ฌ ์ผ์ž๋ฆฌ์˜ ์งˆ์„ ๊ฐœ์„ ํ•  ๋ฟ๋งŒ ์•„๋‹ˆ๋ผ 4์ฐจ ์‚ฐ์—…ํ˜๋ช…์— ํ•„์š”ํ•œ ๋ฏธ๋ž˜ ์ธ์žฌ ์œก์„ฑ์—๋„ ๊ธฐ์—ฌ โ—‹ ๊ฐœ์› 20์ฃผ๋…„์„ ๋งž์ดํ•˜์—ฌ ์šฐ๋ฆฌ์›์˜ ๊ณผ๊ฑฐ ์ง์—…๋Šฅ๋ ฅ๊ฐœ๋ฐœ ์ •์ฑ… ์ง€์› ์—ญํ• ์— ๋Œ€ํ•œ ํšŒ๊ณ ์™€ ๋น„ํŒ์  ์„ฑ์ฐฐ์— ํ„ฐํ•ด ์ƒˆ๋กœ์šด 20๋…„์„ ์ค€๋น„ํ•˜๋Š” ๊ธฐํšŒ๋กœ ํ™œ์šฉ - ์ตœ๊ทผ์˜ ์‹œ๋Œ€์  ํ๋ฆ„์ธ โ€˜4์ฐจ ์‚ฐ์—…ํ˜๋ช…โ€™ ๊ด€๋ จ ๋Œ€๋‚ด์™ธ์ ์ธ ๊ณ ๋ฏผ๊ณผ ๊ฒฝํ—˜ ๋“ฑ์— ๋Œ€ํ•œ ๊ตญ๋‚ด์™ธ ์ „๋ฌธ๊ฐ€์™€์˜ ์‹ฌ์ธต ํ† ์˜๋ฅผ ํ†ตํ•ด ์ƒˆ๋กœ์šด ์ง์—…๋Šฅ๋ ฅ๊ฐœ๋ฐœ ์ „๋žต๊ณผ ์ผ์ž๋ฆฌ ์ •์ฑ…์— ๋Œ€ํ•œ ์—ฐ๊ตฌ์ฃผ์ œ ๋ฐœ๊ตด ์ถ”์ง„ โ—‹ ๋ฌธ์žฌ์ธ์ •๋ถ€ ์ œ1ํ˜ธ ๋Œ€ํ†ต๋ น ์—…๋ฌด ์ง€์‹œ์ธ โ€˜์ผ์ž๋ฆฌโ€™ ๋ฌธ์ œ ํ•ด๊ฒฐ์„ ์œ„ํ•œ โ€˜์ผ์ž๋ฆฌ์œ„์›ํšŒโ€™ ๋‹น์—ฐ์ง ์ฐธ์—ฌ์— ๋”ฐ๋ฅธ ์—ฐ๊ตฌ์—ญ๋Ÿ‰์˜ ๊ฒฐ์ง‘ ํ•„์š” - ์šฐ๋ฆฌ๋‚˜๋ผ๋Š” ๋‚ฎ์€ ์‹ค์—…๋ฅ ๊ณผ ๊ณ ์šฉ๋ฅ  ๋“ฑ ์ผ์ž๋ฆฌ ์–‘์— ์žˆ์–ด์„œ ๊ฐ•์ ์„ ๋ณด์ด์ง€๋งŒ, ์ผ์ž๋ฆฌ ์งˆ๊ณผ ๋…ธ๋™์‹œ์žฅ ํฌ์šฉ์„ฑ์—์„œ ์„ฑ๊ณผ๊ฐ€ ๋‚ฎ์€ ํŽธ์œผ๋กœ, ์ƒ๋Œ€์ ์œผ๋กœ ๋‚ฎ์€ ํ‰๊ท ์ž„๊ธˆ๊ณผ ๋†’์€ ์ž„๊ธˆ ๋ถˆํ‰๋“ฑ์œผ๋กœ ์ธํ•ด ์†Œ๋“์˜ ์งˆ์ด ๋‚ฎ๊ณ  ์„ฑ๋ณ„ ์†Œ๋“๊ฒฉ์ฐจ๊ฐ€ OECD ํšŒ์›๊ตญ์—์„œ ๊ฐ€์žฅ ๋†’์Œ(OECD Employment Outlook 2017, '17. 6.13.)์š”์•ฝ v ์ œ1์žฅ ์‚ฌ์—…์˜ ๊ฐœ์š” 1 ์ œ1์ ˆ ์‚ฌ์—…์˜ ๋ฐฐ๊ฒฝ๊ณผ ๋ชฉ์  3 ์ œ2์ ˆ ์‚ฌ์—…์˜ ์ฃผ์š” ๋‚ด์šฉ 5 ์ œ2์žฅ ์ง์—…๋Šฅ๋ ฅ๊ฐœ๋ฐœ ์ •์ฑ…์˜ ๋ถ€๋ฌธ๋ณ„ ์„ฑ๊ณผ์™€ ๋„์ „๊ณผ์ œ 9 ์ œ1์ ˆ ์ธ์ ์ž์›๊ฐœ๋ฐœ 12 ์ œ2์ ˆ ํ‰์ƒ์ง์—…๊ต์œก 16 ์ œ3์ ˆ ๊ณ ์šฉยท๋Šฅ๋ ฅํ‰๊ฐ€ 21 ์ œ4์ ˆ ๊ตญ๊ฐ€ ๋ฐ ๋ฏผ๊ฐ„ ์ž๊ฒฉ 25 ์ œ5์ ˆ ์ƒ์• ์ง„๋กœ๊ฐœ๋ฐœ 31 ์ œ3์žฅ ์ฃผ์š”๊ตญ์˜ ์ผ์ž๋ฆฌ ๋ฏธ๋ž˜์™€ ์ง์—…๊ต์œกํ›ˆ๋ จ ๋ฐฉํ–ฅ 39 ์ œ1์ ˆ ๋‹ค์Œ ์„ธ๋Œ€์—๊ฒŒ ๋ฌด์—‡์„ ๋งํ•ด์ค„ ๊ฒƒ์ธ๊ฐ€? 41 ์ œ2์ ˆ ์ง์—…๊ต์œกํ›ˆ๋ จ์˜ ๋„์ „๊ณผ์ œ: ์Šคํ‚ฌ ๋ฏธ์Šค๋งค์น˜์™€ ๊ณ ์šฉ 51 ์ œ3์ ˆ ์ธ๋”์ŠคํŠธ๋ฆฌ 4.0์˜ ๊ธฐํšŒ์™€ ๋„์ „ 58 ์ œ4์ ˆ ์ผ์ž๋ฆฌ์˜ ์ž๋™ํ™” ๊ฐ€๋Šฅ์„ฑ๊ณผ ์œ„ํ—˜์˜ ๋ถˆํ‰๋“ฑ 64 ์ œ4์žฅ ๋ฏธ๋ž˜ ์ธ์žฌ ์œก์„ฑ์„ ์œ„ํ•œ ์ƒˆ ์ •๋ถ€์˜ ์ธ์ ์ž์›๊ฐœ๋ฐœ ์ „๋žต 77 ์ œ1์ ˆ ์ถ”์ง„๋ฐฐ๊ฒฝ 79 ์ œ2์ ˆ ๊ธฐ๋ณธ๋ฐฉํ–ฅ 81 ์ œ3์ ˆ ์ •์ฑ…๊ณผ์ œ 84 ๋ถ€๋ก 11

    Annual Report on External Quality Assesment in Hematology in Korea (2003)

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    Four trials of external quality assessment in diagnostic hematology were performed in 2003 with about 430 participating laboratories in Korea. We performed quality assessment for white blood cell count, hemoglobin, red blood cell count, platelet count, white cell differential count, red blood cell morphology and coagulation test. The response rate was more than 95%. The performance of quality assessment appeared to be gradually improved year by year.ope

    ๋ฏธ๋ž˜ ์ธ์žฌ ์–‘์„ฑ์„ ์œ„ํ•œ ์ƒˆ ์ •๋ถ€ ์ธ์ ์ž์›๊ฐœ๋ฐœ ์ „๋žต

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    ์ƒˆ ์ •๋ถ€์˜ ๊ฒฝ์ œ์„ฑ์žฅ ๋ฐ ๋ฐœ์ „ ํŒจ๋Ÿฌ๋‹ค์ž„์ด โ€˜์†Œ๋“์ฃผ๋„์„ฑ์žฅโ€™๊ณผ โ€˜์ผ์ž๋ฆฌ์ค‘์‹ฌโ€™์œผ๋กœ ์ „ํ™˜๋จ์— ๋”ฐ๋ผ ํ•œ๊ตญ์ง์—…๋Šฅ๋ ฅ๊ฐœ๋ฐœ์›์€ ํ•™๊ต๊ต์œก์—์„œ ์€ํ‡ด๊นŒ์ง€ ์ƒ์• ๋‹จ๊ณ„๋ณ„ ์ „ ๊ตญ๋ฏผ์˜ ํ‰์ƒํ•™์Šต, ์ง์—…๋Šฅ๋ ฅ๊ฐœ๋ฐœ์„ ์ง€์›ํ•˜๋Š” ์ „๋ฌธ ์—ฐ๊ตฌ๊ธฐ๊ด€์œผ๋กœ์„œ โ€˜๋ฏธ๋ž˜ ์ธ์žฌ ์œก์„ฑ์„ ์œ„ํ•œ ์ƒˆ ์ •๋ถ€์˜ ์ธ์ ์ž์›๊ฐœ๋ฐœ ์ „๋žตโ€™์„ ์ œ์•ˆํ•˜๊ณ ์ž ํ•จ. ์ƒ์• ๋‹จ๊ณ„๋ณ„ ํ‰์ƒํ•™์Šต, ์ง์—…๋Šฅ๋ ฅ๊ฐœ๋ฐœ์˜ ๊ณ ๋„ํ™”, ํฌ์šฉ์  ์ง์—…๋Šฅ๋ ฅ๊ฐœ๋ฐœ, ๊ธฐ์—…๊ต์œกํ›ˆ๋ จํŒจ๋Ÿฌ๋‹ค์ž„์˜ ์ „ํ™˜, ์ธํ”„๋ผ ๋ฐ ์ „๋‹ฌ์ฒด๊ณ„ ํ˜์‹  ๋“ฑ 5๋Œ€ ์ „๋žต์— ๋”ฐ๋ฅธ 20๋Œ€ ์ •์ฑ…๊ณผ์ œ๋ฅผ ์ œ์•ˆํ•จ.โ… . ์ถ”์ง„๋ฐฐ๊ฒฝ 2 โ…ก. ์ƒˆ๋กœ์šด ํŒจ๋Ÿฌ๋‹ค์ž„ ๋ชจ์ƒ‰ 3 โ…ข. ์ƒˆ ์ •๋ถ€ ์ธ์ ์ž์›๊ฐœ๋ฐœ ์ „๋žต๊ณผ ์ •์ฑ…๊ณผ์ œ 5 ์ฐธ๊ณ ๋ฌธํ—Œ 3

    A Study on the Evaluation of Navigational Safety by the Development of Ship Motion Monitoring System based on the AHRS

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    IMU(Inertial Measurement Unit)๋Š” ์„ ๋ฐ•, ์ž ์ˆ˜ํ•จ, ํ•ญ๊ณต๊ธฐ ๋ฐ ๊ตฐ์šฉ์žฅ๋น„ ์‘์šฉ๋ถ„์•ผ์—์„œ ์ ์šฉ๋˜์–ด ์ž์„ธ ์ธก์ • ์˜์—ญ์— ์ฃผ๋กœ ์‚ฌ์šฉ๋˜๊ณ  ์žˆ์ง€๋งŒ, ์ด๋Ÿฐ IMU๋Š” ๊ณ ๊ฐ€์˜ ์žฅ๋น„์ด๊ธฐ ๋•Œ๋ฌธ์— ํŠน์ˆ˜ ๋ถ„์•ผ์—์„œ๋งŒ ํ•œ์ •์ ์œผ๋กœ ์ด์šฉ๋˜์–ด ์™”๋‹ค. ๊ทธ๋Ÿฌ๋‚˜ MEMS AHRS(MEMS : Micro Electro Mechanical System, AHRS : Attitude and Heading Reference System)์˜ ํ˜„ ๊ธฐ์ˆ  ์ƒํ™ฉ์€ ์ง€๋Šฅํ˜• MEMS AHRS๊ฐ€ ์ฑ„ํƒ๋œ ์‘์šฉ๋ถ„์•ผ์—์„œ ๊ฐ€๊ฒฉ์ด ๋†’์€ IMU๋ฅผ ๋Œ€์ฒด ํ•  ์ˆ˜ ์žˆ๋Š” ์ˆ˜์ค€์— ์ด๋ฅด๊ณ  ์žˆ๋‹ค. ๋ณธ ๋…ผ๋ฌธ์—์„œ๋Š” ์ž์ด๋กœ ์„ผ์„œ, ๊ฐ€์†๋„ ์„ผ์„œ, ์ง€์ž๊ธฐ ์„ผ์„œ๋ฅผ ์‚ฌ์šฉํ•œ AHRS๋ฅผ ์ด์šฉํ•˜์—ฌ ์„ ๋ฐ• ์˜ ์ฃผ์š” ์šด๋™ ์š”์†Œ์ธ ํšก๋™์š”, ์ข…๋™์š”, ์„ ์ˆ˜๋™์š” ๊ฐ’์„ ์ธก์ •ํ•  ์ˆ˜ ์žˆ๋Š” ๋ฌด์„  ์„ ์ฒด ์šด๋™ ์ธก์ • ์‹œ์Šคํ…œ์„ ๊ฐœ๋ฐœํ•˜์˜€๋‹ค. ๋˜ํ•œ AHRS ์„ผ์„œ๊ฐ€ ๋ฐœ์ƒ์‹œํ‚ค๋Š” ์˜ค์ฐจ์ธ ์ˆœ๊ฐ„ ๊ฐ€์†๋„, ์ง€์ž๊ธฐ์˜ ์˜ํ–ฅ ๋ฐ ์ง„๋™์— ๋Œ€์‘ํ•˜๊ธฐ ์œ„ํ•˜์—ฌ ์นผ๋งŒ ํ•„ํ„ฐ๋ง ๊ธฐ๋Šฅ์ด ํƒ‘์žฌ๋œ ์„ผ์„œ๋ฅผ ์ ์šฉํ•จ์œผ๋กœ์„œ ์ตœ์ ์˜ ์„ฑ๋Šฅ์„ ์‹คํ˜„ํ•˜๊ณ ์ž ํ•˜์˜€๋‹ค. ๋ณธ ์—ฐ๊ตฌ์—์„œ ๊ตฌํ˜„ํ•œ AHRS ์„ผ์„œ๋ฅผ ์ด์šฉํ•œ ๋ฌด์„  ์„ ์ฒด ์šด๋™ ์ธก์ • ์‹œ์Šคํ…œ์„ ์ด์šฉํ•˜์—ฌ ์‹ค์„  ์‹คํ—˜์„ ์‹คํ–‰ํ•˜์˜€์œผ๋ฉฐ, ์„ ๋ฐ•์˜ ์ œํ•œ์ ์ธ ์„ค์น˜์ƒํ™ฉ์—์„œ๋„ ํŽธ๋ฆฌํ•˜๊ฒŒ ์ ์šฉํ•  ์ˆ˜ ์žˆ์„ ๊ฒƒ์œผ๋กœ ๋ณด์—ฌ์ง„๋‹ค. ํ–ฅํ›„ ์ด ์‹œ์Šคํ…œ์ด ์„ ๋ฐ•์—์„œ INS(Integrated Navigation System) ๋ฐ VDR(Voyage Data Recorder)๊ณผ ๊ฐ™์€ ์„ ๋ฐ• ์žฅ๋น„์™€ ํ˜ธํ™˜๋˜์–ด ํ™œ์šฉ๋  ๊ฒฝ์šฐ ํ•ญํ•ด ์•ˆ์ „๊ณผ ํ•ด์–‘์‚ฌ๊ณ  ๋ถ„์„์— ์œ ์šฉํ•˜๊ฒŒ ์‚ฌ์šฉ๋  ์ˆ˜ ์žˆ์„ ๊ฒƒ์œผ๋กœ ํŒ๋‹จ๋œ๋‹ค.1. ์„œ ๋ก  1.1 ์—ฐ๊ตฌ์˜ ๋ฐฐ๊ฒฝ ๋ฐ ๋ชฉ์  1.2 ๊ด€๋ จ ์—ฐ๊ตฌ ๋™ํ–ฅ 1.3 ๋…ผ๋ฌธ์˜ ๊ตฌ์„ฑ 2. AHRS์˜ ์„ ์ฒด์šด๋™ ๊ณ„์ธก ์ˆ˜์น˜๊ณ„์‚ฐ ์ด๋ก  2.1 ๊ด€์„ฑํ•ญ๋ฒ•์‹œ์Šคํ…œ์˜ ์ขŒํ‘œ๊ณ„ ์ •์˜ 2.1.1 ์„ ์ฒด ์ขŒํ‘œ๊ณ„ 2.1.2 ์ง€๊ตฌํ‘œ๋ฉด NED ์ขŒํ‘œ๊ณ„ 2.1.3 ์ง€๊ตฌ์ค‘์‹ฌ๊ณ ์ •๊ด€์„ฑ ์ขŒํ‘œ๊ณ„ 2.2 ์„ ์ฒด์šด๋™ ๊ณ„์ธก ๊ณ„์‚ฐ 2.2.1 ์ดˆ๊ธฐ ์ •๋ ฌ 2.2.1.1 ๊ฐœ๋žต ์ •๋ ฌ 2.2.1.2 ์ •๋ฐ€ ์ •๋ ฌ 2.2.2 ์„ ์ฒด์šด๋™ ์ขŒํ‘œ๊ณ„ ๋ณ€ํ™˜ 2.2.3 ์„ ์ฒด์šด๋™ ๊ณ„์ธก ๋ชจ๋ธ 2.2.4 ์˜ค์ผ๋Ÿฌ๊ฐ์„ ์ด์šฉํ•œ ์ขŒํ‘œ๋ณ€ํ™˜ 2.2.5 ๋ฐฉํ–ฅ์ฝ”์‚ฌ์ธํ–‰๋ ฌ์„ ์ด์šฉํ•œ ์ž์„ธ ๊ณ„์‚ฐ 2.2.6 ์˜ค์ผ๋Ÿฌ๊ฐ์„ ์ด์šฉํ•œ ์ž์„ธ ๊ณ„์‚ฐ 2.2.7 ์ฟผํ„ฐ๋‹ˆ์–ธ์„ ์ด์šฉํ•œ ์ž์„ธ๊ณ„์‚ฐ 2.3 AHRS ๊ธฐ๋ฐ˜์˜ ์„ ์ฒด์šด๋™ ๊ณ„์‚ฐ ์•Œ๊ณ ๋ฆฌ์ฆ˜ 2.4 ์˜ค์ฐจ ๋ณด์ •์„ ์œ„ํ•œ ์นผ๋งŒํ•„ํ„ฐ๋ง 2.4.1 ์ด์‚ฐํ˜• ์นผ๋งŒํ•„ํ„ฐ ์‹œ์Šคํ…œ ๋ชจ๋ธ 2.4.2 ์นผ๋งŒํ•„ํ„ฐ ๊ณ„์‚ฐ ๊ณผ์ • 3. ํ•ญํ•ด์•ˆ์ „์„ฑํ‰๊ฐ€ ๊ธฐ์ˆ  ๋ถ„์„ 3.1 ํ•ญํ•ด์•ˆ์ „์„ฑ ํ‰๊ฐ€์š”์†Œ 3.1.1 ํ•ด์–‘ํŒŒ ์ŠคํŽ™ํŠธ๋Ÿผ 3.1.2 ๋‚ดํ•ญ์„ฑ๋Šฅํ‰๊ฐ€์š”์†Œ์™€ ์‹œ์Šคํ…œ์  ๊ฒฐํ•ฉ 3.1.3 ๋‚ดํ•ญ์„ฑ๋Šฅํ‰๊ฐ€์š”์†Œ์˜ ๋ถ„์‚ฐ์น˜ 3.1.4 ๋‚ดํ•ญ์„ฑ๋Šฅํ‰๊ฐ€์š”์†Œ์˜ ๋ฐœ์ƒํ™•๋ฅ  ๋ฐ ํ•œ๊ณ„ํ‘œ์ค€ํŽธ์ฐจ 3.2 ๋‚ดํ•ญ์„ฑ๋Šฅ ํ‰๊ฐ€์น˜์™€ ์œ„ํ—˜๋„ 3.2.1 ํ‰๊ฐ€์น˜ 3.2.2 ์œ„ํ—˜๋„ 3.2.3 ์ตœ๋Œ€ ์œ„ํ—˜๋„์™€ ์ƒ๋Œ€ ์œ„ํ—˜๋„ 3.3 ๋‚ดํ•ญ์„ฑ๋Šฅ์ง€ํ‘œ 3.3.1 ๋‚ดํ•ญ์„ฑ๋Šฅ ํ‰๊ฐ€์š”์†Œ์˜ ๋ณ€ํ™˜ ํ‰๊ฐ€์น˜ 3.3.2 ๋‚ดํ•ญ์„ฑ๋Šฅ์ง€ํ‘œ์˜ ์ •์˜ 3.4 ์ž„์˜์˜ ๋Œ€ํ‘œ์ ์ธ ์š”์†Œ์— ์˜ํ•œ ํ•ญํ•ด์•ˆ์ „์„ฑ ํ‰๊ฐ€ 3.5 ์ƒํ•˜๊ฐ€์†๋„ ๊ณ„์ธก์— ์˜ํ•œ ํ•ญํ•ดํ•ญ์ „์„ฑ ํ‰๊ฐ€ 4. ์„ ์ฒด์šด๋™๋ชจ๋‹ˆํ„ฐ๋ง์‹œ์Šคํ…œ ์ œ์ž‘ ๋ฐ ๊ฒ€์ฆ 4.1 ์„ ์ฒด์šด๋™๋ชจ๋‹ˆํ„ฐ๋ง์‹œ์Šคํ…œ ์„ค๊ณ„ 4.1.1 ์„ ์ฒด์šด๋™ ๊ณ„์ธก๋ถ€ 4.1.1.1 ์ž์ด๋กœ ์„ผ์„œ 4.1.1.2 ๊ฐ€์†๋„๊ณ„ ์„ผ์„œ 4.1.1.3 ์ง€์ž๊ธฐ ์„ผ์„œ 4.1.1.4 AHRS ๋ชจ๋“ˆ 4.1.2 ๋„คํŠธ์›Œํฌ ์ฒ˜๋ฆฌ๋ถ€ 4.1.2.1 ๋ฌด์„  ์„ ์ฒด์šด๋™๊ณ„์ธก์„ผ์„œ ํ†ต์‹  4.1.3 ๋ฐ์ดํ„ฐ ์ˆ˜์ง‘์ฒ˜๋ฆฌ๋ถ€ 4.2 ์„ ์ฒด์šด๋™๋ชจ๋‹ˆํ„ฐ๋ง์‹œ์Šคํ…œ์˜ ์„ฑ๋Šฅ ๊ฒ€์ฆ 4.2.1 ํšŒ๋ฅ˜์ˆ˜์กฐ์‹คํ—˜ ๊ฐœ์š” 4.2.1.1 ํšŒ๋ฅ˜์ˆ˜์กฐ ์ฃผ์š” ์ œ์› ๋ฐ ์„ฑ๋Šฅ 4.2.1.2 ๋ชจํ˜• ์„ ๋ฐ•์˜ ์ œ์› 4.2.2 ์„ ์ฒด์šด๋™๋ชจ๋‹ˆํ„ฐ๋ง์‹œ์Šคํ…œ ์„ฑ๋Šฅ ๊ฒ€์ฆ์„ ์œ„ํ•œ ์‹คํ—˜ ์กฐ๊ฑด ๋ฐ ๋ฐฉ๋ฒ• 4.2.3 ํšŒ๋ฅ˜์ˆ˜์กฐ์‹คํ—˜ ๋ฐ์ดํ„ฐ ๊ณ„์ธก ๋ฐ ์ทจ๋“ 4.2.3.1 AHRS ์„ผ์„œ๋ฅผ ์‚ฌ์šฉํ•œ ๋ชจํ˜•์„  ์„ ์ฒด์šด๋™ ๊ณ„์ธก 4.2.4 ํšŒ๋ฅ˜์ˆ˜์กฐ์‹คํ—˜์˜ AHRS ์„ผ์„œ ์„ฑ๋Šฅ ๋ถ„์„ ๋ฐ ๊ฒฐ๊ณผ 5. AHRS ๊ธฐ๋ฐ˜์˜ ์„ ์ฒด์šด๋™๋ชจ๋‹ˆํ„ฐ๋ง์‹œ์Šคํ…œ์„ ํ†ตํ•œ ํ•ญํ•ด์•ˆ์ „์„ฑ ํ‰๊ฐ€ 5.1 ์„ ์ฒด์šด๋™๋ชจ๋‹ˆํ„ฐ๋ง์‹œ์Šคํ…œ์˜ ์‹ค์„  ์‹คํ—˜ 5.1.1 ์‹คํ—˜ ๋Œ€์ƒ ์„ ๋ฐ•์˜ ์ œ์› ๋ฐ ๊ณ„์ธก ๋ฐฉ๋ฒ• 5.1.1.1 ์‹คํ—˜ ๋Œ€์ƒ ์„ ๋ฐ•์˜ ์ œ์› 5.1.1.2 ์„ ์ฒด์šด๋™ ๊ณ„์ธก ๋ฐฉ๋ฒ• 5.1.1.3 ๊ณ„์ธก๋œ ์„ ์ฒด์šด๋™ ๋ฐ์ดํ„ฐ์˜ ์ฒ˜๋ฆฌ 5.1.2 ์‹ค์„ ์‹œํ—˜์„ ํ†ตํ•œ ์„ ์ฒด์šด๋™ ๊ณ„์ธก 5.1.2.1 ์‹ค์„ ์‹œํ—˜ ๊ฐœ์š” 5.1.2.2 ์ œ 1์ฐจ ์‹ค์„ ์‹คํ—˜ 5.1.2.3 ์ œ 2์ฐจ ์‹ค์„ ์‹คํ—˜ 5.1.2.4 ์ œ 3์ฐจ ์‹ค์„ ์‹คํ—˜ 5.1.2.5 ์ œ 4์ฐจ ์‹ค์„ ์‹คํ—˜ 5.2 ์„ ์ฒด์šด๋™ ๊ณ„์ธก ๋ฐ์ดํ„ฐ ๋ถ„์„ ๋ฐ ๊ฒฐ๊ณผ 5.2.1 ํšก์š” ์„ ์ฒด์šด๋™ ๊ณ„์ธก ๋ฐ์ดํ„ฐ ๋ถ„์„ 5.2.1.1 ์‹คํ—˜ ๋Œ€์ƒ ์„ ๋ฐ•์˜ ํšก์š”์ฃผ๊ธฐ ๋ฐ ํ’์••๋ ฅ์— ์˜ํ•œ ์ตœ๋Œ€ ํšก๊ฒฝ์‚ฌ ๊ณ„์‚ฐ 5.2.1.2 ํšก์š” ์„ ์ฒด์šด๋™ ๊ณ„์ธก ๋ถ„์„ ๋ฐ ๊ฒฐ๊ณผ 5.2.2 ์ข…์š” ์„ ์ฒด์šด๋™ ๊ณ„์ธก ๋ฐ์ดํ„ฐ ๋ถ„์„ 5.2.2.1 ์‹คํ—˜ ๋Œ€์ƒ ์„ ๋ฐ•์˜ ์ข…์š”์ฃผ๊ธฐ ๊ณ„์‚ฐ 5.2.2.2 ์ข…์š” ์„ ์ฒด์šด๋™ ๊ณ„์ธก ๋ถ„์„ ๋ฐ ๊ฒฐ๊ณผ 5.3 AHRS ์„ผ์„œ๋ฅผ ์ด์šฉํ•œ ํ•ญํ–‰์•ˆ์ „์„ฑ ํ‰๊ฐ€ 5.3.1 ์„ ์ฒด ๊ฐ€์†๋„๋ฅผ ์ด์šฉํ•œ ํ•ญํ•ด์•ˆ์ „์„ฑ๋Šฅ ํ‰๊ฐ€ 5.3.1.1 ํ•ญํ•ด์•ˆ์ „์„ฑ์˜ ๊ธฐ์ค€ 5.3.2 ์ƒํ•˜๊ฐ€์†๋„ ๊ณ„์ธก ๋ถ„์„ ๋ฐ ํ•ญํ•ด์•ˆ์ „์„ฑ ํ‰๊ฐ€ 5.3.2.1 AHRS ๊ฐ€์†๋„ ์„ผ์„œ์˜ ์ƒํ•˜๊ฐ€์†๋„ ๊ณ„์ธก ๊ฒ€์ฆ 5.3.2.2 ์ƒํ•˜๊ฐ€์†๋„ ๊ณ„์ธก ๊ฐ’์„ ์ ์šฉํ•œ ๋‚ดํ•ญ์„ฑ๋Šฅ์ง€ํ‘œ ๊ณ„์‚ฐ ๋ฐ ํ‰๊ฐ€ 6. ๊ฒฐ๋ก  ์ฐธ๊ณ  ๋ฌธ

    [์ด์Šˆ๋ถ„์„] ํ‰์ƒ์ง์—…๊ต์œก์˜ ์ฃผ์š” ์ด์Šˆ์™€ ์ „๋ง

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    โ… . ์„œ๋ก  โ…ก. ํ‰์ƒ์ง์—…๊ต์œก์˜ ์ฃผ์š” ์ด์Šˆ์™€ ๋ฏธ๋ž˜ ์ „๋ง 1. ํ‰์ƒ์ง์—…๊ต์œก์˜ ์ฃผ์š” ์ด์Šˆ ๊ฐ€. ํ‰์ƒ์ง์—…๊ต์œก์˜ ์ฃผ์š” ๋ณ€ํ™”์™€ ํŠน์ง• ๋‚˜. ํ‰์ƒ์ง์—…๊ต์œก์˜ ์ฃผ์š” ์ด์Šˆ 2. ๋ฏธ๋ž˜ ํ‰์ƒ์ง์—…๊ต์œก ์ „๋ง โ…ข. ๋Šฅ๋ ฅ์ค‘์‹ฌ์‚ฌํšŒ ๊ตฌํ˜„์„ ์œ„ํ•œ ํ‰์ƒ์ง์—…๊ต์œก ์—ญํ• ๊ณผ ๊ณผ์ œ 1. ํ‰์ƒ์ง์—…๊ต์œก์˜ ์—ญํ•  2. ํ‰์ƒ์ง์—…๊ต์œก์˜ ์ถ”์ง„ ๊ณผ

    ์ฒด์งˆ๋Ÿ‰์ง€์ˆ˜์˜ ๋ณ€ํ™”์™€ ์ธ์ง€๊ธฐ๋Šฅ์ €ํ•˜ ์—ฐ๊ด€์„ฑ์— ๋Œ€ํ•œ ์ข…๋‹จ์  ์—ฐ๊ตฌ : ๊ณ ๋ นํ™”์—ฐ๊ตฌ ํŒจ๋„์กฐ์‚ฌ๋ฅผ ์ด์šฉํ•˜์—ฌ

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    ์—ฐ๊ตฌ๋ฐฐ๊ฒฝ ๋…ธ์ธ ์ธ๊ตฌ ์ฆ๊ฐ€๋กœ ๋…ธ์ธ์„ฑ ์งˆํ™˜ ์ค‘ ํ•˜๋‚˜์ธ ์น˜๋งค์˜ ์‚ฌํšŒ์  ๋ถ€๋‹ด์ด ๋Š˜์–ด๋‚˜๊ณ  ์žˆ๋‹ค. ์น˜๋งค๋Š” ๋‡Œ์†์ƒ์œผ๋กœ ์ธ์ง€๋Šฅ๋ ฅ๊ณผ ์ •์‹ ๊ธฐ๋Šฅ์ด ๊ฐ์†Œํ•˜๋Š” ์ฆ์ƒ์ด๋ฉฐ, ์—ฌ๋Ÿฌ ์—ฐ๊ตฌ์—์„œ ์น˜๋งค์˜ ์œ„ํ—˜ ์š”์ธ์œผ๋กœ ์—ฐ๋ น, ์„ฑ๋ณ„, ํ•™๋ ฅ, ๋‘๋ถ€ ์™ธ์ƒ, ๊ณ ํ˜ˆ์••, ๋‹น๋‡จ ๋“ฑ์˜ ์งˆํ™˜, ํก์—ฐ, ์Œ์ฃผ์™€ ๊ฐ™์€ ์ƒํ™œ์Šต๊ด€ ๋“ฑ์ด ์–ธ๊ธ‰๋œ ๋ฐ” ์žˆ๋‹ค. ์ฒด์งˆ๋Ÿ‰์ง€์ˆ˜ ๋˜ํ•œ ์น˜๋งค ๋ฐ ์ธ์ง€๊ธฐ๋Šฅ ์ €ํ•˜์™€ ๊ด€๋ จ์ด ์žˆ๋‹ค๊ณ  ์•Œ๋ ค์ ธ ์žˆ๋‹ค. ์„ ํ–‰์—ฐ๊ตฌ์—์„œ ์ €์ฒด์ค‘์€ ์น˜๋งค ๋ฐ ์ธ์ง€์ €ํ•˜์˜ ์œ„ํ—˜ ์š”์ธ์œผ๋กœ ๋‚˜ํƒ€๋‚ฌ์œผ๋‚˜ ๋น„๋งŒ๊ณผ ์ธ์ง€๊ธฐ๋Šฅ๊ณผ์˜ ๊ด€๊ณ„์— ๋Œ€ํ•ด์„œ๋Š” ๋‹ค์–‘ํ•œ ๊ฒฐ๊ณผ๊ฐ€ ์กด์žฌํ•œ๋‹ค. ๋˜ํ•œ ๋ฐ˜๋ณต์ธก์ •๋œ ์ž๋ฃŒ์˜ ํŠน์„ฑ์„ ์ด์šฉํ•œ ์—ฐ๊ตฌ๋Š” ๋ถ€์กฑํ•œ ์‹ค์ •์ด๋‹ค. ์ฒด์งˆ๋Ÿ‰์ง€์ˆ˜๋Š” ๋‹ค๋ฅธ ์š”์ธ๋“ค์— ๋น„ํ•ด ๋น„๊ต์  ๊ฐ€๋ณ€์ ์ด๋ผ๋Š” ์ ์„ ๊ณ ๋ คํ•  ๋•Œ, ๊ทธ ์ค‘์š”์„ฑ์ด ๋”์šฑ ํฌ๋‹ค๊ณ  ํ•  ์ˆ˜ ์žˆ๋‹ค. ์ด ์—ฐ๊ตฌ๋Š” ์ข…๋‹จ์  ์ž๋ฃŒ๋ฅผ ํ†ตํ•ด ์ฒด์งˆ๋Ÿ‰์ง€์ˆ˜ ๋ณ€ํ™”์™€ ์ธ์ง€๊ธฐ๋Šฅ์˜ ์—ฐ๊ด€์„ฑ์— ๋Œ€ํ•ด ์‚ดํŽด๋ณด๊ณ , ์ฒด์งˆ๋Ÿ‰์ง€์ˆ˜ ์กฐ์ ˆ์„ ํ†ตํ•œ ์ธ์ง€ ์ €ํ•˜ ์˜ˆ๋ฐฉํšจ๊ณผ์— ๋Œ€ํ•ด ์•Œ์•„๋ณด๊ณ ์ž ํ•œ๋‹ค. ๋Œ€์ƒ ๋ฐ ๋ฐฉ๋ฒ• ์ด ์—ฐ๊ตฌ๋Š” ๊ณ ๋ นํ™”์—ฐ๊ตฌํŒจ๋„์กฐ์‚ฌ(KLoSA) ์ž๋ฃŒ๋ฅผ ์ด์šฉํ•˜์˜€๋‹ค. 2006๋…„ 1์ฐจ ์กฐ์‚ฌ ๋‹น์‹œ ๊ณผ๊ฑฐ ๋‡Œํ˜ˆ๊ด€์งˆํ™˜ ์ง„๋‹จ ์ด๋ ฅ์ด ์—†๊ณ  MMSE ์ ์ˆ˜๊ฐ€ ์ •์ƒ ๋ฒ”์œ„์˜€๋˜ ๋Œ€์ƒ์ž ์ค‘ 1์ฐจ ์กฐ์‚ฌ๋ถ€ํ„ฐ 2010๋…„ 3์ฐจ๊นŒ์ง€ ์กฐ์‚ฌ๊ฐ€ ์™„๋ฃŒ๋˜๊ณ , ์ดํ›„ 4์ฐจ~6์ฐจ๊นŒ์ง€์˜ ์กฐ์‚ฌ์—์„œ ๋‹จ์กฐ๋กญ๊ฒŒ(monotone) ์กฐ์‚ฌ์—์„œ ๋ˆ„๋ฝ๋œ ๋Œ€์ƒ์ž 4,667๋ช…์„ ์ตœ์ข… ์—ฐ๊ตฌ๋Œ€์ƒ์ž ๋กœ ํ•˜์˜€๋‹ค ํฅ๋ฏธ ๋ณ€์ˆ˜๋Š” K-1(1โ‰ฆKโ‰ฆ6)์ฐจ ์กฐ์‚ฌ ์‹œ์  ๋Œ€๋น„ K์ฐจ ์กฐ์‚ฌ ์‹œ์ ์˜ ์ฒด์งˆ๋Ÿ‰์ง€์ˆ˜ ๋ณ€ํ™”์ด๋ฉฐ, ์ข…์†๋ณ€์ˆ˜๋Š” MMSE๋กœ ๋‚˜ํƒ€๋‚ธ ์ธ์ง€๊ธฐ๋Šฅ์ ์ˆ˜์ด๋‹ค. ํ†ต๊ณ„๋ถ„์„๋ฐฉ๋ฒ•์€ ํ˜ผํ•ฉํšจ๊ณผ๋ชจํ˜•์„ ์ด์šฉํ•˜์˜€์œผ๋ฉฐ ์„ฑ๋ณ„, ์—ฐ๋ น, ๊ต์œก์ˆ˜์ค€, ๊ณ ํ˜ˆ์••ยท๋‹น๋‡จยท๋‡Œํ˜ˆ๊ด€์งˆํ™˜ ์ง„๋‹จ ์—ฌ๋ถ€, ํก์—ฐยท์Œ์ฃผ ์—ฌ๋ถ€, ์šฐ์šธ ์—ฌ๋ถ€ ๋ณ€์ˆ˜๋ฅผ ๋ถ„์„์— ํฌํ•จํ•˜์—ฌ ํ†ต์ œํ•˜์˜€๋‹ค. ์—ฐ๊ตฌ๊ฒฐ๊ณผ ๋‹ค๋ฅธ ๋ณ€์ˆ˜๋“ค์„ ํ†ต์ œํ–ˆ์„ ๋•Œ ๋‚จ์„ฑ์— ๋น„ํ•ด ์—ฌ์„ฑ์—์„œ MMSE ์ ์ˆ˜๊ฐ€ ๋‚ฎ์•˜์œผ๋ฉฐ, ๊ต์œก์ˆ˜์ค€์ด ๋‚ฎ๊ณ  ๊ณ ๋ น์ผ์ˆ˜๋ก MMSE ์ ์ˆ˜๊ฐ€ ๋‚ฎ์•˜๋‹ค. ๊ณ ํ˜ˆ์••ยท๋‹น๋‡จยท๋‡Œํ˜ˆ๊ด€์งˆํ™˜์„ ์ง„๋‹จ๋ฐ›์€ ์ด๋ ฅ์ด ์žˆ๋Š” ๊ฒฝ์šฐ, ๊ทœ์น™์ ์ธ ์šด๋™์„ ํ•˜์ง€ ์•Š๋Š” ๊ฒฝ์šฐ, ์šฐ์šธํ•œ ๊ฒฝ์šฐ์—๋„ ๊ฐ๊ฐ ๊ทธ๋ ‡์ง€ ์•Š์€ ๊ฒฝ์šฐ์— ๋น„ํ•ด ์ธ์ง€๊ธฐ๋Šฅ์ด ํ†ต๊ณ„์ ์œผ๋กœ ์œ ์˜ํ•˜๊ฒŒ ๋‚ฎ์•˜๋‹ค. K-1์ฐจ ์กฐ์‚ฌ์— ๋น„ํ•ด K์ฐจ ์กฐ์‚ฌ์—์„œ ์ฒด์งˆ๋Ÿ‰์ง€์ˆ˜๊ฐ€ ๊ฐ์†Œํ•œ ๊ฒฝ์šฐ MMSE ์ ์ˆ˜๊ฐ€ ๊ฐ์†Œํ–ˆ๊ณ , K-1์ฐจ ์กฐ์‚ฌ์—์„œ ๊ณผ์ œ์ค‘์ด์—ˆ๋˜ ๊ฒฝ์šฐ์—๋Š” MMSE ์ ์ˆ˜๊ฐ€ ์ฆ๊ฐ€ํ–ˆ๋‹ค. ๊ฒฐ๋ก  ์ด ์—ฐ๊ตฌ๋Š” ๊ณ ๋ นํ™”์—ฐ๊ตฌ ํŒจ๋„์ž๋ฃŒ๋ฅผ ์ด์šฉํ•˜์—ฌ ํ˜ผํ•ฉํšจ๊ณผ๋ชจํ˜• ๋ถ„์„์„ ํ†ตํ•ด ์ฒด์งˆ๋Ÿ‰์ง€์ˆ˜ ๋ณ€ํ™”์™€ ์ธ์ง€๊ธฐ๋Šฅ๊ณผ์˜ ๊ด€๊ณ„์— ๋Œ€ํ•ด ์ข…๋‹จ์ ์œผ๋กœ ๋ถ„์„ํ•˜์˜€๋‹ค. K-1์ฐจ ์กฐ์‚ฌ ์‹œ์ ์— ๋น„ํ•ด K์ฐจ ์กฐ์‚ฌ ์‹œ์ ์— ์ฒด์งˆ๋Ÿ‰์ง€์ˆ˜๊ฐ€ ๊ฐ์†Œํ•œ ๊ฒฝ์šฐ ์ธ์ง€๊ธฐ๋Šฅ์ด ๊ฐ์†Œํ–ˆ์œผ๋ฉฐ, ๋˜ํ•œ K-1์ฐจ ์กฐ์‚ฌ ์‹œ์ ์— ๊ณผ์ฒด์ค‘์ด์—ˆ๋˜ ๊ฒฝ์šฐ์—๋Š” ์ธ์ง€๊ธฐ๋Šฅ์ด ์ฆ๊ฐ€ํ•˜์˜€๋‹ค. ๋ฐ˜๋ณต์ธก์ •์ž๋ฃŒ์˜ ํŠน์„ฑ์„ ๊ณ ๋ คํ•ด ์ฒด์งˆ๋Ÿ‰์ง€์ˆ˜์˜ ๋ณ€ํ™”์— ์ค‘์ ์„ ๋‘๊ณ  ์ธ์ง€๊ธฐ๋Šฅ๊ณผ์˜ ๊ด€๊ณ„์— ๋Œ€ํ•ด ๋ถ„์„ํ–ˆ๋‹ค๋Š” ์ ์—์„œ ์—ฐ๊ตฌ์˜ ์˜์˜๊ฐ€ ์žˆ๋‹ค.open์„

    3-dimensional Modeling and Mining Analysis for Open-pit Limestone Mine Stope Using a Rotary-wing Unmanned Aerial Vehicle

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    The purpose of this study is to show the possibility of 3-dimensional modeling of open-pit limestone mine by using a rotary-wing unmanned aerial vehicle, a drone, and to estimate the amount of mining before and after mining of limestone by explosive blasting. Analysis of the image duplication of the mine has shown that it is possible to achieve high image quality. Analysis of each axis error at the shooting position after analyzing the distortions through camera calibration was shown the allowable range. As a result of estimating the amount of mining before and after explosive blasting, it was possible to estimate the amount of mining of a wide range quickly and accurately in a relatively short time. In conclusion, it is considered that the drone of a rotary-wing unmanned aerial vehicle can be usefully used for the monitoring of open-pit limestone mines and the estimation of the amount of mining. Furthermore, it is expected that this method will be utilized for periodic monitoring of construction sites and road slopes as well as open-pit mines in the future

    ์ค‘์†Œ๊ธฐ์—…์˜ ์žฌ๋ฌด์„ฑ๊ณผ์™€ ๊ณ ์šฉ์ฐฝ์ถœํšจ๊ณผ๋ฅผ ์ค‘์‹ฌ์œผ๋กœ

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    ํ•™์œ„๋…ผ๋ฌธ(์„์‚ฌ) -- ์„œ์šธ๋Œ€ํ•™๊ต๋Œ€ํ•™์› : ํ–‰์ •๋Œ€ํ•™์› ๊ณต๊ธฐ์—…์ •์ฑ…ํ•™๊ณผ, 2022. 8. ๊น€๋ด‰ํ™˜.In the 2010s, as Koreaโ€™s potential growth rate fell below 3% and youth unemployment and job losses emerged as important social problems, the urgency to foster new growth engines other than the existing main industries such as semiconductors, automobiles, and shipbuilding prevailed in the society. It has become our task to discover a new growth engine rather than the traditional heavy industry that has led the growth of Korea. In this process, fostering the 4th industrial revolution, which was introduced by Klaus Schwab at the World Economic Forum in 2016 and has since become a global trend, has rapidly emerged as a core agenda. Accordingly, the Korea Credit Guarantee Fund has provided credit guarantee since 2017 in accordance with the โ€˜Common Standards for Innovation Growthโ€™ related to the 4th Industrial Revolution established by the Innovation Growth Policy and Finance Council. This study was conducted to see the effectiveness of it. In this study, the companies newly supported by the Korea Credit Guarantee Fund in 2017 and 2018 were classified into innovative growth companies or generally guaranteed companies. They are analyzed in terms of financial performances(growth potential, profitability, stability) and employment growth rate. The performances of years t+1, t+2, and integrated year(t+1, t+2) were analyzed through DID analysis. As a result of the analysis, the financial impact of the credit guarantee on innovative growth companies showed generally higher than that of generally guaranteed companies, but the employment growth rate was somewhat insignificant. In terms of growth potential, both the sales growth rate and the total asset growth rate showed that innovative growth companies performed better than generally guaranteed companies did. However, In terms of profitability, the results were mixed by the types of company. In terms of stability, the result of debt ratio of t+2 year was not statistically significant, but the results of year t+1 and consolidated year(t+1, t+2) showed positive impacts on credit guarantee for innovative growth companies. However, the times interest earned ratio was turned out to be positive impacts in all years. As for the employment growth rate, the effect of credit guarantee for innovative growth companies was not statistically significant. The effect of credit guarantee support for the innovative growth is generally more positive than that of generally guaranteed companies, raising the needs of strengthened support for innovative growth sectors in the future. By increasing investment in innovative growth companies that are in the introduction or growth stage, we could see the possibility of future growth engine in Korea. Although there is a limitation in that the performance was statistically insignificant in terms of the employment growth rate, additional research is needed in that innovative growth companies are not labor-intensive industries and the effects on employment may vary.2010๋…„๋Œ€ ๋“ค์–ด์„œ ๋Œ€ํ•œ๋ฏผ๊ตญ ์ž ์žฌ์„ฑ์žฅ๋ฅ ์ด 3% ์ดํ•˜๋กœ ๋–จ์–ด์ง€๊ณ , ์ฒญ๋…„์‹ค์—…๊ณผ ์ผ์ž๋ฆฌ ๋ฌธ์ œ๊ฐ€ ์ค‘์š”ํ•œ ์‚ฌํšŒ๋ฌธ์ œ๋กœ ๋Œ€๋‘๋˜๋ฉด์„œ, ๋ฐ˜๋„์ฒด, ์ž๋™์ฐจ, ์„ ๋ฐ• ๋“ฑ ๊ธฐ์กด ์ฃผ๋ ฅ์‚ฐ์—… ์™ธ์˜ ์ƒˆ๋กœ์šด ์„ฑ์žฅ๋™๋ ฅ ์‚ฐ์—…์„ ์œก์„ฑํ•ด์•ผ ํ•œ๋‹ค๋Š” ์ ˆ๋ฐ•ํ•จ์ด ์‚ฌํšŒ ์ „๋ฐ˜์— ํŒฝ๋ฐฐํ•˜์˜€๋‹ค. ๊ธฐ์กด ๋Œ€ํ•œ๋ฏผ๊ตญ ์„ฑ์žฅ์„ ์ด๋Œ์—ˆ๋˜ ์ „ํ†ต์ ์ธ ์ค‘ํ›„์žฅ๋Œ€ ์‚ฐ์—…์ด ์•„๋‹Œ ์ƒˆ๋กœ์šด ์„ฑ์žฅ๋™๋ ฅ ๋ฐœ๊ตด์ด ์šฐ๋ฆฌ์˜ ๊ณผ์ œ๊ฐ€ ๋˜์—ˆ๋‹ค. ์ด ๊ณผ์ •์—์„œ 2016๋…„ โ€˜์„ธ๊ณ„๊ฒฝ์ œํฌ๋Ÿผโ€™์—์„œ ํด๋ฃจ์šฐ์Šค ์Šˆ๋ฐฅ์— ์˜ํ•ด ์ œ๊ธฐ๋˜๊ณ , ์ดํ›„ ์„ธ๊ณ„์ ์ธ ํŠธ๋ Œ๋“œ๋กœ ์ž๋ฆฌ์žก์€ 4์ฐจ ์‚ฐ์—…ํ˜๋ช… ์œก์„ฑ์ด ํ•ต์‹ฌ ์•„์  ๋‹ค๋กœ ๊ธ‰๋ถ€์ƒํ•˜์˜€๋‹ค. ์ด์— ๋”ฐ๋ผ, ์‹ ์šฉ๋ณด์ฆ๊ธฐ๊ธˆ์€ ํ˜์‹ ์„ฑ์žฅ์ •์ฑ…๊ธˆ์œตํ˜‘์˜ํšŒ์—์„œ ์ˆ˜๋ฆฝํ•œ 4์ฐจ ์‚ฐ์—…ํ˜๋ช… ๊ด€๋ จ โ€˜ํ˜์‹ ์„ฑ์žฅ๊ณต๋™๊ธฐ์ค€โ€™์— ๋”ฐ๋ผ 2017๋…„๋ถ€ํ„ฐ ์‹ ์šฉ๋ณด์ฆ ์ง€์›์„ ํ•˜์˜€๋Š”๋ฐ, ์ด์— ๋Œ€ํ•œ ํšจ๊ณผ์„ฑ์„ ๋ณด๊ณ ์ž ๋ณธ ์—ฐ๊ตฌ๋ฅผ ์ง„ํ–‰ํ•˜๊ฒŒ ๋˜์—ˆ๋‹ค. ๋ณธ ์—ฐ๊ตฌ๋Š” ์‹ ์šฉ๋ณด์ฆ๊ธฐ๊ธˆ์ด 2017๋…„, 2018๋…„์— ์‹ ๊ทœ๋กœ ์‹ ์šฉ๋ณด์ฆ ์ง€์›ํ•œ ์—…์ฒด๋ฅผ ํ˜์‹ ์„ฑ์žฅ๊ธฐ์—…๊ณผ ์ผ๋ฐ˜ ๋ณด์ฆ๊ธฐ์—…์œผ๋กœ ๊ตฌ๋ถ„ํ•˜์—ฌ ๋ถ„์„๋Œ€์ƒ์œผ๋กœ ํ•˜์˜€์œผ๋ฉฐ, ์žฌ๋ฌด์  ์„ฑ๊ณผ(์„ฑ์žฅ์„ฑ, ์ˆ˜์ต์„ฑ, ์•ˆ์ •์„ฑ)์™€ ๊ณ ์šฉ์ฆ๊ฐ€์œจ ์ธก๋ฉด์—์„œ t+1๋…„, t+2๋…„ ๋ฐ ํ†ตํ•ฉ(t+1, t+2) ๊ธฐ๊ฐ„์˜ ์„ฑ๊ณผ๋ฅผ DID๋ถ„์„์„ ํ†ตํ•ด ์‚ดํŽด๋ณด์•˜๋‹ค. ๋ถ„์„ ๊ฒฐ๊ณผ, ํ˜์‹ ์„ฑ์žฅ๊ธฐ์—…์— ๋Œ€ํ•œ ์‹ ์šฉ๋ณด์ฆ์˜ ํšจ๊ณผ๋Š” ์žฌ๋ฌด์  ์ธก๋ฉด์—์„œ๋Š” ์–‘ํ˜ธํ•œ ๊ฒƒ์œผ๋กœ ์‚ฐ์ถœ๋˜์—ˆ์œผ๋‚˜ ๊ณ ์šฉ์ฆ๊ฐ€์œจ ์ธก๋ฉด์—์„  ๋‹ค์†Œ ๋ฏธํกํ•œ ๊ฒƒ์œผ๋กœ ๋‚˜์™”๋‹ค. ์„ฑ์žฅ์„ฑ ์ธก๋ฉด์—์„œ ๋งค์ถœ์•ก์ฆ๊ฐ€์œจ๊ณผ, ์ด์ž์‚ฐ์ฆ๊ฐ€์œจ ๋ชจ๋‘ ํ˜์‹ ์„ฑ์žฅ๊ธฐ์—…์— ๋Œ€ํ•œ ์‹ ์šฉ๋ณด์ฆ ์ง€์›์˜ ์„ฑ๊ณผ๋Š” ์ผ๋ฐ˜ ๋ณด์ฆ๊ธฐ์—…๋ณด๋‹ค ์–‘ํ˜ธํ•˜์˜€๋‹ค. ๊ทธ๋Ÿฌ๋‚˜ ์ˆ˜์ต์„ฑ ์ง€ํ‘œ ์ค‘ ๋งค์ถœ์•ก์˜์—…์ด์ต๋ฅ ์€ ํ˜์‹ ์„ฑ์žฅ๊ธฐ์—…์— ๋Œ€ํ•œ ์‹ ์šฉ๋ณด์ฆ ์ง€์›์˜ ํšจ๊ณผ๊ฐ€ ์ข‹์ง€ ๋ชปํ•œ ๋ฐ˜๋ฉด, ์ด์ž์‚ฐ์ˆœ์ด์ต๋ฅ ์€ ํ˜์‹ ์„ฑ์žฅ๊ธฐ์—…์ด ์–‘ํ˜ธํ•œ ์„ฑ๊ณผ๋ฅผ ๋ณด์ด๋Š” ๊ฒƒ์œผ๋กœ ๋‚˜ํƒ€๋‚˜ ๊ฒฐ๊ณผ๊ฐ€ ์—‡๊ฐˆ๋ฆฌ๊ณ  ์žˆ์—ˆ๋‹ค. ์•ˆ์ •์„ฑ ์ธก๋ฉด์—์„  ๋ถ€์ฑ„๋น„์œจ์€ t+2๋…„ ๊ฒฐ๊ณผ๋Š” ํ†ต๊ณ„์ ์œผ๋กœ ์œ ์˜ํ•˜์ง€ ์•Š์€ ๊ฒƒ์œผ๋กœ ๋‚˜์™”์œผ๋‚˜ t+1๋…„๊ณผ ํ†ตํ•ฉ(t+1, t+2)์€ ์„ฑ๊ณผ๊ฐ€ ์–‘ํ˜ธํ•œ ๊ฒƒ์œผ๋กœ ๋‚˜์™”์œผ๋ฉฐ, ์ด์ž๋ณด์ƒ๋ฐฐ์œจ์€ ๋ชจ๋“  ์—ฐ๋„์— ์„ฑ๊ณผ๊ฐ€ ์ข‹์€ ๊ฒƒ์œผ๋กœ ์‚ฐ์ถœ๋˜์—ˆ๋‹ค. ๊ณ ์šฉ์ฆ๊ฐ€์œจ์€ ํ˜์‹ ์„ฑ์žฅ๊ธฐ์—…์— ๋Œ€ํ•œ ์‹ ์šฉ๋ณด์ฆ ์ง€์›์˜ ํšจ๊ณผ๊ฐ€ ์ผ๋ฐ˜ ๋ณด์ฆ๊ธฐ์—…๋ณด๋‹ค ์ข‹์„ ๊ฒƒ์ด๋ผ๋Š” ๊ฐ€์„ค์ด ๊ธฐ๊ฐ๋˜์—ˆ๋‹ค. ํ˜์‹ ์„ฑ์žฅ๊ธฐ์— ๋Œ€ํ•œ ์‹ ์šฉ๋ณด์ฆ ์ง€์›์˜ ํšจ๊ณผ๋Š” ์ผ๋ฐ˜ ๋ณด์ฆ๊ธฐ์—…๋ณด๋‹ค ๋Œ€์ฒด๋กœ ์–‘ํ˜ธํ•˜๋ฏ€๋กœ ์•ž์œผ๋กœ ๋”์šฑ ํ˜์‹ ์„ฑ์žฅ ๋ถ€๋ฌธ์— ๋Œ€ํ•œ ์ง€์› ๊ฐ•ํ™” ํ•„์š”์„ฑ์ด ์ œ๊ธฐ๋œ๋‹ค. ๊ธฐ์—… ์„ฑ์žฅ๋‹จ๊ณ„์ƒ ๋„์ž…๊ธฐ ํ˜น์€ ์„ฑ์žฅ๊ธฐ ๋‹จ๊ณ„์ธ ํ˜์‹ ์„ฑ์žฅ๊ธฐ์—…์— ๋Œ€ํ•œ ํˆฌ์ž ์ œ๊ณ ๋ฅผ ํ†ตํ•ด ๋Œ€ํ•œ๋ฏผ๊ตญ์˜ ๋ฏธ๋ž˜์„ฑ์žฅ๋™๋ ฅ์œผ๋กœ ์ž๋ฆฌ์žก์„ ์ˆ˜ ์žˆ๋Š” ๊ฐ€๋Šฅ์„ฑ์„ ์—ฟ๋ณผ ์ˆ˜ ์žˆ์—ˆ๋‹ค. ๋‹ค๋งŒ, ๊ณ ์šฉ์ฆ๊ฐ€์œจ ์ธก๋ฉด์—์„œ ์„ฑ๊ณผ๊ฐ€ ๋ฏธํกํ–ˆ๋‹ค๋Š” ํ•œ๊ณ„๊ฐ€ ์žˆ์œผ๋‚˜ ํ˜์‹ ์„ฑ์žฅ๊ธฐ์—…์ด ๋…ธ๋™์ง‘์•ฝ์  ์‚ฐ์—…์ด ์•„๋‹ˆ๊ณ , ๊ณ ์šฉ์— ๋ฏธ์น˜๋Š” ํšจ๊ณผ๋Š” ๋‹ค์–‘ํ•  ์ˆ˜ ์žˆ๋‹ค๋Š” ์ ์„ ๊ณ ๋ คํ•  ๋•Œ ์ถ”๊ฐ€์ ์ธ ์—ฐ๊ตฌ๊ฐ€ ํ•„์š”ํ•  ๊ฒƒ์œผ๋กœ ๋ณด์ธ๋‹ค. ์ฃผ์š”์–ด : ํ˜์‹ ์„ฑ์žฅ๊ธฐ์—…, 4์ฐจ์‚ฐ์—…ํ˜๋ช…, ์‹ ์šฉ๋ณด์ฆ, ์žฌ๋ฌด์„ฑ๊ณผ, ๊ณ ์šฉ์ฆ๊ฐ€์œจ์ œ 1 ์žฅ ์„œ ๋ก  1 ์ œ 1 ์ ˆ ์—ฐ๊ตฌ์˜ ๋ฐฐ๊ฒฝ ๋ฐ ํ•„์š”์„ฑ 1 ์ œ 2 ์ ˆ ์—ฐ๊ตฌ์˜ ๋Œ€์ƒ๊ณผ ๋ฐฉ๋ฒ• 4 ์ œ 2 ์žฅ ์ด๋ก ์  ๋…ผ์˜์™€ ์„ ํ–‰์—ฐ๊ตฌ ๊ฒ€ํ†  5 ์ œ 1 ์ ˆ ์ด๋ก ์  ๋…ผ์˜ 5 1. 4์ฐจ ์‚ฐ์—…ํ˜๋ช… 5 2. ์‚ฐ์—…์ •์ฑ… 6 3. ํ˜์‹ ์„ฑ์žฅ๊ณต๋™๊ธฐ์ค€ 8 4. ํ˜์‹ ์„ฑ์žฅ๊ธฐ์—…์— ๋Œ€ํ•œ ์‹ ์šฉ๋ณด์ฆ ์ง€์› 10 ์ œ 2 ์ ˆ ์„ ํ–‰์—ฐ๊ตฌ ๊ฒ€ํ†  12 1. ์‹ ์šฉ๋ณด์ฆ ์ง€์› ํšจ๊ณผ์„ฑ์— ๊ด€ํ•œ ์—ฐ๊ตฌ 12 2. 4์ฐจ ์‚ฐ์—…ํ˜๋ช…์— ๋Œ€ํ•œ ์—ฐ๊ตฌ 15 3. ์„ ํ–‰์—ฐ๊ตฌ์™€์˜ ์ฐจ๋ณ„์„ฑ 17 ์ œ 3 ์žฅ ์—ฐ๊ตฌ์„ค๊ณ„ ๋ฐ ๋ถ„์„๋ฐฉ๋ฒ• 19 ์ œ 1 ์ ˆ ์—ฐ๊ตฌ๋ฌธ์ œ 19 ์ œ 2 ์ ˆ ์—ฐ๊ตฌ๊ฐ€์„ค 19 ์ œ 3 ์ ˆ ์—ฐ๊ตฌ๋ชจํ˜• 23 ์ œ 4 ์ ˆ ๋ณ€์ˆ˜์˜ ๊ฐœ๋…์  ์ •์˜ 25 ์ œ 5 ์ ˆ ๋ณ€์ˆ˜์˜ ์กฐ์ž‘์  ์ •์˜ 26 1. ๋…๋ฆฝ๋ณ€์ˆ˜ 26 2. ์ข…์†๋ณ€์ˆ˜ 26 3. ํ†ต์ œ๋ณ€์ˆ˜ 29 ์ œ 6 ์ ˆ ์—ฐ๊ตฌ๋ฐฉ๋ฒ• 30 1. ์ž๋ฃŒ์ˆ˜์ง‘๋ฐฉ๋ฒ• 30 1. ๋ถ„์„๋ฐฉ๋ฒ• 30 ์ œ 4 ์žฅ ์‹ค์ฆ๋ถ„์„ ๊ฒฐ๊ณผ 32 ์ œ 1 ์ ˆ ๋ถ„์„๋Œ€์‚ฌ ๋ฐ ๊ธฐ์ˆ ํ†ต๊ณ„ 32 1. ๋ถ„์„๋Œ€์ƒ ๋ฐ ํ‘œ๋ณธ 32 2. ๋นˆ๋„๋ถ„์„ 32 3. ๊ธฐ์ˆ ํ†ต๊ณ„๋Ÿ‰ ๋ถ„์„ 39 ์ œ 2 ์ ˆ ์ƒ๊ด€๊ด€๊ณ„ ๋ถ„์„ 41 ์ œ 3 ์ ˆ ํ˜์‹ ์„ฑ์žฅ๊ธฐ์—…๊ณผ ์ผ๋ฐ˜ ๋ณด์ฆ๊ธฐ์—…์˜ ๋ณด์ฆ์ง€์› ํšจ๊ณผ ๋ถ„์„ 45 1. ์„ฑ์žฅ์„ฑ์— ๋ฏธ์น˜๋Š” ํšจ๊ณผ ๋ถ„์„ 45 2. ์ˆ˜์ต์„ฑ์— ๋ฏธ์น˜๋Š” ํšจ๊ณผ ๋ถ„์„ 49 3. ์•ˆ์ •์„ฑ์— ๋ฏธ์น˜๋Š” ํšจ๊ณผ ๋ถ„์„ 53 4. ๊ณ ์šฉ์— ๋ฏธ์น˜๋Š” ํšจ๊ณผ ๋ถ„์„ 57 ์ œ 5 ์žฅ ๊ฒฐ๋ก  59 ์ œ 1 ์ ˆ ์—ฐ๊ตฌ๊ฒฐ๊ณผ ์š”์•ฝ 59 ์ œ 2 ์ ˆ ์‹œ์‚ฌ์  61 ์ œ 3 ์ ˆ ์—ฐ๊ตฌ์˜ ํ•œ๊ณ„ ๋ฐ ํ–ฅํ›„ ๊ณผ์ œ 63 ์ฐธ๊ณ ๋ฌธํ—Œ 65 ๋ถ€ ๋ก 69 Abstract 78์„
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