๐Ÿ’ป/๋ฉ€ํ‹ฐ๋ฏธ๋””์–ด

[์˜์ƒ์ฒ˜๋ฆฌ] ์ปจ๋ฒŒ๋ฃจ์…˜ vs ๊ต์ฐจ์ƒ๊ด€

ruhz 2021. 4. 21. 01:18
 

Convolution vs Cross-correlation

ํ•ฉ์„ฑ๊ณฑconvolution ํ˜น์€ ์ฝ˜๋ณผ๋ฃจ์…˜ ์‹ ๊ฒฝ๋ง์€ ์ฃผ๋กœ ์‹œ๊ฐ ๋ถ„์•ผ ์• ํ”Œ๋ฆฌ์ผ€์ด์…˜์— ๋„๋ฆฌ ์‚ฌ์šฉ๋ฉ๋‹ˆ๋‹ค. ์œ„ํ‚คํ”ผ๋””์•„์˜ ํ•ฉ์„ฑ๊ณฑ ์ •์˜๋ฅผ ๋ณด๋ฉด “ํ•˜๋‚˜์˜ ํ•จ์ˆ˜์™€ ๋˜ ๋‹ค๋ฅธ ํ•จ์ˆ˜๋ฅผ ๋ฐ˜์ „ ์ด๋™ํ•œ ๊ฐ’์„ ๊ณฑํ•œ ๋‹ค์Œ, ๊ตฌ๊ฐ„

tensorflow.blog

์ปจ๋ฒŒ๋ฃจ์…˜(Convolution) : ๊ต์ฐจ์ƒ๊ด€์„ ์˜์ƒ์ฒ˜๋ฆฌ ๋ถ„์•ผ์—์„œ ๊ด€์Šต์ ์œผ๋กœ ์ด๋ฅด๋Š” ๋ง

๊ต์ฐจ์ƒ๊ด€(Cross-Correlation) : ํ•„ํ„ฐ์˜ ๊ฐ’๊ณผ ๋งค์นญ๋˜๋Š” ๊ทธ ์ž๋ฆฌ์˜ ๊ฐ’์„ ๊ณฑํ•ด์„œ ๋”ํ•จ