๋ณธ๋ฌธ ๋ฐ”๋กœ๊ฐ€๊ธฐ

Many to many1

[๋”ฅ๋Ÿฌ๋‹] LSTM(Long Short Term Memory) [๋”ฅ๋Ÿฌ๋‹] LSTM(Long Short Term Memory) LSTM์˜ ๊ตฌ์กฐ๋„ ์ด๋‹ค. ์•ž์„  RNN์˜ ๊ตฌ์กฐ์™€ ํฌ๊ฒŒ ๋ณ„ ๋‹ค๋ฅผ๊ฒŒ ์—†์–ด ๋ณด์ด์ง€๋งŒ ์ž์„ธํžˆ ๋ณด๋ฉด ๋ฌด์–ธ๊ฐ€๊ฐ€ ์ถ”๊ฐ€ ๋๋‹ค. RNN์€ A๋กœ ๋„˜์–ด๊ฐ€๋Š” ์„ ? (ํ™”์‚ดํ‘œ)์ด ํ•˜๋‚˜์ง€๋งŒ LSTM์€ ํ•œ ์ค„์ด ๋” ์ƒ๊ฒผ๋‹ค. ์œ—์ชฝ ์„ ์€ Long Term Memory(์žฅ๊ธฐ๊ธฐ์–ต) ์•„๋žซ์ชฝ ์„ ์€ Short Term Memory(๋‹จ๊ธฐ๊ธฐ์–ต) ์ด๋‹ค. ์ž ์‹œ Vanilla RNN์˜ ๋ฌธ์ œ์ ์„ ์ƒ๊ฐํ•ด๋ณด์ž๋ฉด ์ฒซ ์ธํ’‹ ๋ฐ์ดํ„ฐ์˜ A(weight)๊ฐ€ ๋งˆ์ง€๋ง‰๊นŒ์ง€ ๋ชป๊ฐ„๋‹ค๋Š” ๊ฒƒ์ด์˜€๋‹ค. ํ•˜์ง€๋งŒ, LSTM์—์„œ๋Š” ์ค‘์š”๋„๊ฐ€ ๋†’์€ ์ธํ’‹๋ฐ์ดํ„ฐ๋ฅผ Long Term Memory์— ๋„ฃ์–ด์คŒ์œผ๋กœ์จ weight์˜ ๊ฐ’์ด ๋งˆ์ง€๋ง‰๊นŒ์ง€ ์œ ์ง€๋  ์ˆ˜ ์žˆ๊ฒŒ ํ•ด์ค€๋‹ค. A์•ˆ์—๋Š” ๋ณต์žกํ•œ ๊ฒŒ์ดํŠธ๋“ค์ด ๋‹ค์–‘ํ•˜๊ฒŒ ์žˆ๋‹ค. ๋งŒ์•ฝ Long Term Memo.. 2022. 2. 25.
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