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Aspect-Aware MOOC Recommendation in a Heterogeneous Network

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  • Haebom
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์ €์ž

Seongyeub Chu, Jongwoo Kim, Mun Yong Yi

๐Ÿ’ก ๊ฐœ์š”

๋ณธ ๋…ผ๋ฌธ์€ MOOC ์ถ”์ฒœ ์‹œ์Šคํ…œ์—์„œ ๋ฐ์ดํ„ฐ ํฌ์†Œ์„ฑ๊ณผ ๊ณผ๋„ํ•œ ์ „๋ฌธํ™” ๋ฌธ์ œ๋ฅผ ํ•ด๊ฒฐํ•˜๊ธฐ ์œ„ํ•ด ์ƒˆ๋กœ์šด ํ”„๋ ˆ์ž„์›Œํฌ์ธ AMR(Aspect-aware MOOC Recommendation)์„ ์ œ์•ˆํ•œ๋‹ค. AMR์€ ๋…ธ๋“œ์˜ ์˜๋ฏธ๋ก ์  ๋‚ด์šฉ์„ ๊ฐ ๋ฉ”ํƒ€๊ฒฝ๋กœ ๋‚ด์— ์ž„๋ฒ ๋”ฉํ•˜์—ฌ ๊ฒฝ๋กœ๋ณ„ ๋‹ค์ค‘ ์ธก๋ฉด์„ ๋ชจ๋ธ๋งํ•˜๋ฉฐ, ์–‘๋ฐฉํ–ฅ ํƒ์ƒ‰์„ ํ†ตํ•ด ๋ฉ”ํƒ€๊ฒฝ๋กœ๋ฅผ ์ž๋™์œผ๋กœ ๋ฐœ๊ฒฌํ•˜๊ณ  Bi-LSTM ๊ธฐ๋ฐ˜ ์ธ์ฝ”๋”๋กœ ์ด๋ฅผ ์ถ”์ถœํ•œ๋‹ค. ์ด๋ฅผ ํ†ตํ•ด ํ•™์Šต์ž-ํ•™์Šต์ž ๋ฐ KC-KC ์„œ๋ธŒ๊ทธ๋ž˜ํ”„์— ์„ธ๋ฐ€ํ•œ ์˜๋ฏธ ์ •๋ณด๊ฐ€ ํ’๋ถ€ํ•œ KC ์ถ”์ฒœ์„ ์œ„ํ•œ ์—ฃ์ง€ ํŠน์ง•์œผ๋กœ ํ™œ์šฉํ•œ๋‹ค.

๐Ÿ”‘ ์‹œ์‚ฌ์  ๋ฐ ํ•œ๊ณ„

โ€ข
๊ธฐ์กด ๋ฉ”ํƒ€๊ฒฝ๋กœ ๊ธฐ๋ฐ˜ ๊ทธ๋ž˜ํ”„ ์ถ”์ฒœ ๋ฐฉ์‹์˜ ํ•œ๊ณ„์ธ ์ˆ˜๋™ ๋ฉ”ํƒ€๊ฒฝ๋กœ ์ •์˜์˜ ๋ฒˆ๊ฑฐ๋กœ์›€๊ณผ ํ”ผ์ƒ์ ์ธ ๊ด€๊ณ„ ํฌ์ฐฉ ๋ฌธ์ œ๋ฅผ ๊ทน๋ณตํ•œ๋‹ค.
โ€ข
๋…ธ๋“œ์˜ ์˜๋ฏธ๋ก ์  ์ •๋ณด์™€ ๊ทธ๋ž˜ํ”„ ๊ตฌ์กฐ ์ •๋ณด๋ฅผ ๊ฒฐํ•ฉํ•˜์—ฌ ๊ฒฝ๋กœ๋ณ„ ํŠน์„ฑ์„ ๊ณ ๋ คํ•œ ๋ณด๋‹ค ์ •๊ตํ•˜๊ณ  ๊ฐœ์ธํ™”๋œ MOOC ์ถ”์ฒœ์ด ๊ฐ€๋Šฅํ•˜๋‹ค.
โ€ข
AMR์€ ๋Œ€๊ทœ๋ชจ ๋ฐ์ดํ„ฐ์…‹ ์‹คํ—˜์—์„œ ์ตœ์‹  ๊ทธ๋ž˜ํ”„ ์‹ ๊ฒฝ๋ง ๊ธฐ๋ฐ˜ ๋ชจ๋ธ๋ณด๋‹ค ์šฐ์ˆ˜ํ•œ ์„ฑ๋Šฅ์„ ๋ณด์—ฌ, ์‹ค์ œ MOOC ์ถ”์ฒœ ์‹œ์Šคํ…œ์— ์ ์šฉ ๊ฐ€๋Šฅ์„ฑ์„ ์ œ์‹œํ•œ๋‹ค.
โ€ข
์•„์ง ๊ณต๊ฐœ๋˜์ง€ ์•Š์€ ์ฝ”๋“œ์™€ ํ•จ๊ป˜, ์ œ์•ˆ๋œ ๋ฉ”ํƒ€๊ฒฝ๋กœ ์ž๋™ ๋ฐœ๊ฒฌ ๋ฉ”์ปค๋‹ˆ์ฆ˜์˜ ์ผ๋ฐ˜์ ์ธ ํšจ๊ณผ์„ฑ๊ณผ ๋‹ค๋ฅธ ๋„๋ฉ”์ธ์—์„œ์˜ ์ ์šฉ ๊ฐ€๋Šฅ์„ฑ์— ๋Œ€ํ•œ ์ถ”๊ฐ€์ ์ธ ๊ฒ€์ฆ์ด ํ•„์š”ํ•˜๋‹ค.
๐Ÿ‘