2021-1ํ•™๊ธฐ์— ์ˆ˜๊ฐ•ํ•œ POSTECH ์ฑ„๋ฏผ์šฐ ๊ต์ˆ˜๋‹˜์˜ โ€œํ†ต๊ณ„์  ๋ฐ์ดํ„ฐ ๋งˆ์ด๋‹(IMEN472)โ€ ์ˆ˜์—…์—์„œ ๋ฐฐ์šด ๊ฒƒ๊ณผ ๊ณต๋ถ€ํ•œ ๊ฒƒ์„ ์ •๋ฆฌํ•œ ์ง€ํ‚ฌ ๋ธ”๋กœ๊ทธ์ž…๋‹ˆ๋‹ค. ๊ฐœ์ธ์ ์œผ๋กœ ๋ณธ์ธ์ด ์ฒ˜์Œ ๋„์ „ํ•ด๋ณด๋Š” ๋ถ„์•ผ๊ณ  ์‘์šฉ ์ˆ˜ํ•™์˜ ์ˆ˜๋งŽ์€ ํ…Œํฌ๋‹‰๋“ค์„ ์‚ฌ์šฉํ•˜๊ธฐ ๋•Œ๋ฌธ์— ์ˆ˜์—…์„ ๋”ฐ๋ผ๊ฐ€๋Š”๊ฒŒ ์‰ฝ์ง€๋Š” ์•Š์•˜์Šต๋‹ˆ๋‹ค๋งŒ, ๋ณธ ์ˆ˜์—…์„ ํ†ตํ•ด์„œ ๋ฐ์ดํ„ฐ ์‚ฌ์ด์–ธ์Šค์— ๋Œ€ํ•œ ํ”„๋ก ํ‹ฐ์–ด๋ฅผ ๋ง›๋ณผ ์ˆ˜ ์žˆ์—ˆ์Šต๋‹ˆ๋‹ค. ๐Ÿคฏ

์ฐธ๊ณ  ๊ต์žฌ


Supplementary

์•ž์œผ๋กœ ์ด์–ด์ง€๋Š” โ€œํ†ต๋ฐ๋งˆโ€์˜ ์‹ค์ „์„ ๋งˆ์ฃผํ•˜๊ธฐ ์ „์— โ€œ๋ฐ˜๋“œ์‹œโ€ ์•Œ์•„์•ผ ํ•˜๋Š” ๋‚ด์šฉ๋“ค์ž…๋‹ˆ๋‹ค. ์—ฌ๊ธฐ์— ๋“ฑ์žฅํ•˜๋Š” ๋ชจ๋“  ๋‚ด์šฉ๊ณผ ์ˆ˜ํ•™์  ํ‘œํ˜„์— ์ถฉ๋ถ„ํžˆ ์ต์ˆ™ํ•ด์ ธ์•ผ ํ•ฉ๋‹ˆ๋‹ค.

ํŽผ์ณ๋ณด๊ธฐ

Linear Algebra

Multivariate Normal Distribution

Conditional Expectation


Introduction

  • Introduction to Regression & Classification
    • Least Squared Method
    • Nearest Neighbor Method
  • Curse of dimensionality

Linear Methods for Regression

  • Feature Selection
    • Best Subset Selection
    • Forward Stepwise Selection
    • Backward Stepwise Selection
    • Mallowโ€™s $C_p$
    • AIC & BIC
    • Instability of Variable Selection
  • Shrinkage Method

  • Lasso Regression
  • Ridge Regression

Non-parametric Method


Boosting


Random Forest


Appendix


  1. ์ˆ˜์—…์˜ ์ผ๋ถ€ ํ† ํ”ฝ์—์„œ CS229์—์„œ ๋ฐฐ์šด ๋ถ€๋ถ„์ด ์ข…์ข… ๋“ฑ์žฅํ–ˆ์Šต๋‹ˆ๋‹ค. CS229์—์„œ ํ†ต๊ณ„์  ์ ‘๊ทผ์„ ํ†ตํ•ด ๊ณ ์ „์ ์ธ ๋จธ์‹  ๋Ÿฌ๋‹์„ ๋‹ค๋ฃจ๊ธฐ ๋•Œ๋ฌธ์— ๋‘ ๊ณผ๋ชฉ์„ ๊ณต๋ถ€ํ•˜๋Š” ๋ฐ์— ์–‘๋ฐฉํ–ฅ์œผ๋กœ ๋„์›€์„ ๋งŽ์ด ๋ฐ›์•˜์Šต๋‹ˆ๋‹ค ๐Ÿ˜Šย