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[๋ถ€์ŠคํŠธ์บ ํ”„ AI Tech]WEEK 07_DAY 31 ๋ณธ๋ฌธ

Boostcourse/AI Tech 4๊ธฐ

[๋ถ€์ŠคํŠธ์บ ํ”„ AI Tech]WEEK 07_DAY 31

iihye_ 2022. 11. 2. 19:13

๐Ÿฅช ๊ฐœ๋ณ„ํ•™์Šต


[10] Experiment Toolkits & Tips

1. Tensorboard

1) ํ•™์Šต ๊ณผ์ •์„ ๊ธฐ๋กํ•˜๊ณ  ํŠธ๋ž˜ํ‚น ํ•  ์ˆ˜ ์žˆ์Œ

2) ์ฝ”๋“œ

from torch.utils.tensorboard import SummaryWriter
logger = SummaryWriter(log_dir=f"results/{name}")

3) ์‚ฌ์šฉ๋ฐฉ๋ฒ•

tensorboard
    --logdir PATH		# log๊ฐ€ ์ €์žฅ๋œ ๊ฒฝ๋กœ
    --host ADDR			# ์›๊ฒฉ ์„œ๋ฒ„์—์„œ ์‚ฌ์šฉ ์‹œ 0.0.0.0 (default:localhost)
    --port PORT			# ํฌํŠธ ๋ฒˆํ˜ธ

 

2. Weight and Bias(wandb)

1) ์‚ฌ์šฉ๋ฐฉ๋ฒ•

- API key ์ž…๋ ฅํ•˜๊ธฐ

wandb login

- wandb init, log ์„ค์ •

import wandb

wandb.init(config={"batch_size": batch_size,
		    "lr" : lr,
                    "epochs" : num_epochs,
                    "backborn" : name})
                    
wandb.log({"Train loss" : train_loss,
	    "Train acc" : train_acc})
         
wandb.log({"Valid loss" : val_loss,
	    "Valid acc" : val_acc})

2) ์‚ฌ์šฉ์˜ˆ์‹œ

 

3. Machine Learning Project

1) Jupyter Notebook

- ์ฝ”๋“œ๋ฅผ ๋น ๋ฅด๊ฒŒ cell ๋‹จ์œ„๋กœ ์‹คํ–‰ํ•  ์ˆ˜ ์žˆ๋Š” ๊ฒƒ์ด ์žฅ์ 

- EDA ํ•  ๋•Œ ์‚ฌ์šฉํ•˜๋ฉด ํŽธ๋ฆฌํ•จ

- ๋‹จ, ํ•™์Šต ์ง„ํ–‰ ๋„์ค‘ ๋…ธํŠธ๋ถ ์ฐฝ์ด ๊บผ์ง€๋ฉด ๋Œ์•„๊ฐˆ ์ˆ˜ ์—†์Œ

2) Python IDLE

- ํ•œ ๋ฒˆ๋งŒ ๊ตฌํ˜„ํ•˜๋ฉด ์–ธ์ œ๋“ ์ง€ ์‚ฌ์šฉํ•  ์ˆ˜ ์žˆ์Œ(์ฝ”๋“œ์˜ ์žฌ์‚ฌ์šฉ)

- ๋””๋ฒ„๊น… tool์„ ์ด์šฉํ•ด์„œ ์ฝ”๋“œ ํŽธ์ง‘์ด ์šฉ์ดํ•จ

- ์ž์œ ๋กœ์šด ์‹คํ—˜ ํ•ธ๋“ค๋ง์ด ๊ฐ€๋Šฅ(args ์ด์šฉ)



๐Ÿฅช ์˜ค๋Š˜์˜ ํšŒ๊ณ 

์˜ค๋Š˜์€ ๋ฉ˜ํ† ๋ง์œผ๋กœ ํ•˜๋ฃจ๋ฅผ ์‹œ์ž‘ํ–ˆ๋‹ค! ๋Œ€ํšŒ๊ฐ€ ์–ผ๋งˆ ๋‚จ์ง€ ์•Š์•˜์ง€๋งŒ(...) ์ผ์ฃผ์ผ +@ ๋™์•ˆ ํ–ˆ๋˜ ๋‚ด์šฉ๋“ค ์ •๋ฆฌํ•ด์„œ ๋ฉ˜ํ† ๋‹˜๊ป˜ ์•Œ๋ ค๋“œ๋ฆฌ๊ณ , ๋ฉ˜ํ† ๋‹˜๊ป˜์„œ๋Š” ๋Œ€๋ถ€๋ถ„ ๋งŽ์ด ์‹œ๋„ํ•ด๋ณธ ๊ฑฐ ๊ฐ™๋‹ค๊ณ  ํ•˜์…จ๋Š”๋ฐ ์„ฑ๋Šฅ์€ ์–ด๋–ป๊ฒŒ ํ–ฅ์ƒ์‹œํ‚ฌ ์ˆ˜ ์žˆ๋Š”๊ฑด์ง€ ์ž˜ ๋ชจ๋ฅด๊ฒ ๋‹ค. ์‚ฌ์‹ค ๋ญ”๊ฐ€ ์—„์ฒญ๋‚œ ๊ฑธ ํ•œ๋‹ค๊ธฐ๋ณด๋‹ค ๋ชจ๋ธ ๋ฐ”๊ฟ”๋ณด๊ณ , augmentation ์ ์šฉํ•ด๋ณด๊ณ , ๋‹จ์ˆœํžˆ hyperparameter tuning ์ •๋„๋กœ ํ–ˆ๊ธฐ ๋•Œ๋ฌธ์— ๊ธ‰๊ฒฉํ•œ ์„ฑ๋Šฅ ํ–ฅ์ƒ์€ ์—†์—ˆ๋‹ค. ๋Œ€ํšŒ ์ฝ”๋ฉ˜ํŠธ์— ์ด์–ด์„œ ํ”„๋กœ์ ํŠธ ๊ด€๋ฆฌ์˜ ์ค‘์š”์„ฑ์— ๋Œ€ํ•ด ์–ธ๊ธ‰ํ•˜์…จ๋Š”๋ฐ ํ”„๋กœ์ ํŠธ ๊ด€๋ฆฌ.. ํ•ญ์ƒ ํ”„๋กœ์ ํŠธ ๋๋‚˜๋ฉด ์ •๋ฆฌํ•ด์•ผ ๊ฒ ๋‹ค๊ณ  ๋งˆ์Œ์€ ๋จน์ง€๋งŒ ํ•ญ์ƒ ์‹คํŒจํ•˜๋Š” ๊ฒƒ ๊ฐ™๋‹ค..^..ใ…  ๊ทธ๋ž˜๋„ ์ด๋ฒˆ์—๋Š” ๋Œ€ํšŒ๊ฐ€ ๋ชฉ์š”์ผ์— ๋๋‚˜๋‹ˆ๊นŒ ๊ธˆ์š”์ผ์—๋Š” ๊ผญ(!!!) ํ”„๋กœ์ ํŠธ ์ •๋ฆฌํ•ด์„œ ๊นƒํ—ˆ๋ธŒ์— ์˜ฌ๋ฆฌ๊ธฐ(๋ชฉํ‘œ!!) ๋ฒŒ์จ ๋‚ด์ผ์ด ๋งˆ๊ฐ์ธ๋ฐ ์˜ค๋Š˜๊นŒ์ง€ ๋ชจ๋ธ ์—ด์‹ฌํžˆ ๋Œ๋ ค๋ณด๊ณ  ๊ทธ๋ž˜๋„ ๊ฒฝ์ง„๋Œ€ํšŒ์ธ๋งŒํผ ์•™์ƒ๋ธ”์„ ์‹œ๋„ํ•ด๋ณด๋ฉด์„œ ๋๊นŒ์ง€ ์—ด์‹ฌํžˆ ํ•ด๋ณด์ž์•„(0-0)

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