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Mask Image Classification

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๐Ÿ˜ท Overview

Background

COVID-19์˜ ํ™•์‚ฐ์œผ๋กœ ์šฐ๋ฆฌ๋‚˜๋ผ๋Š” ๋ฌผ๋ก  ์ „ ์„ธ๊ณ„ ์‚ฌ๋žŒ๋“ค์€ ๊ฒฝ์ œ์ , ์ƒ์‚ฐ์ ์ธ ํ™œ๋™์— ๋งŽ์€ ์ œ์•ฝ์„ ๊ฐ€์ง€๊ฒŒ ๋˜์—ˆ์Šต๋‹ˆ๋‹ค. ์šฐ๋ฆฌ๋‚˜๋ผ๋Š” COVID-19 ํ™•์‚ฐ ๋ฐฉ์ง€๋ฅผ ์œ„ํ•ด ์‚ฌํšŒ์  ๊ฑฐ๋ฆฌ ๋‘๊ธฐ๋ฅผ ๋‹จ๊ณ„์ ์œผ๋กœ ์‹œํ–‰ํ•˜๋Š” ๋“ฑ์˜ ๋งŽ์€ ๋…ธ๋ ฅ์„ ํ•˜๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค. ํ•˜์ง€๋งŒ ๋„“์€ ๊ณต๊ณต์žฅ์†Œ์—์„œ ๋ชจ๋“  ์‚ฌ๋žŒ๋“ค์˜ ์˜ฌ๋ฐ”๋ฅธ ๋งˆ์Šคํฌ ์ฐฉ์šฉ ์ƒํƒœ๋ฅผ ๊ฒ€์‚ฌํ•˜๊ธฐ ์œ„ํ•ด์„œ๋Š” ์ถ”๊ฐ€์ ์ธ ์ธ์ ์ž์›์ด ํ•„์š”ํ•  ๊ฒƒ์ž…๋‹ˆ๋‹ค.

๋”ฐ๋ผ์„œ, ์šฐ๋ฆฌ๋Š” ์นด๋ฉ”๋ผ๋กœ ๋น„์ถฐ์ง„ ์‚ฌ๋žŒ ์–ผ๊ตด ์ด๋ฏธ์ง€ ๋งŒ์œผ๋กœ ์ด ์‚ฌ๋žŒ์ด ๋งˆ์Šคํฌ๋ฅผ ์“ฐ๊ณ  ์žˆ๋Š”์ง€, ์“ฐ์ง€ ์•Š์•˜๋Š”์ง€, ์ •ํ™•ํžˆ ์“ด ๊ฒƒ์ด ๋งž๋Š”์ง€ ์ž๋™์œผ๋กœ ๊ฐ€๋ ค๋‚ผ ์ˆ˜ ์žˆ๋Š” ์‹œ์Šคํ…œ์ด ํ•„์š”ํ•ฉ๋‹ˆ๋‹ค. ์ด ์‹œ์Šคํ…œ์ด ๊ณต๊ณต์žฅ์†Œ ์ž…๊ตฌ์— ๊ฐ–์ถฐ์ ธ ์žˆ๋‹ค๋ฉด ์ ์€ ์ธ์ ์ž์›์œผ๋กœ๋„ ์ถฉ๋ถ„ํžˆ ๊ฒ€์‚ฌ๊ฐ€ ๊ฐ€๋Šฅํ•  ๊ฒƒ์ž…๋‹ˆ๋‹ค

Problem definition

์นด๋ฉ”๋ผ๋กœ ๋น„์ถฐ์ง„ ์‚ฌ๋žŒ ์–ผ๊ตด ์ด๋ฏธ์ง€๋งŒ์œผ๋กœ ์ด ์‚ฌ๋žŒ์ด ๋งˆ์Šคํฌ๋ฅผ ์“ฐ๊ณ  ์žˆ๋Š”์ง€, ์“ฐ์ง€ ์•Š์•˜๋Š”์ง€, ์ •ํ™•ํžˆ ์“ด ๊ฒƒ์ด ๋งž๋Š”์ง€ ์ž๋™์œผ๋กœ ๊ฐ€๋ ค๋‚ผ ์ˆ˜ ์žˆ๋Š” ๋ชจ๋ธ

Evaluation

  • F1 Score

โญ Result

แ„‰แ…ณแ„แ…ณแ„…แ…ตแ†ซแ„‰แ…ฃแ†บ 2022-03-09 แ„‹แ…ฉแ„’แ…ฎ 10 12 40

  • F1 score : 0.7584
  • Accuracy : 80.6190

๐Ÿ” Contents

โ”œโ”€โ”€ data/
|   โ”œโ”€โ”€ image/
|   |   โ”œโ”€โ”€ train/ 
|   |   โ””โ”€โ”€ eval/ 
โ”œโ”€โ”€ output/
โ”œโ”€โ”€ train.py
โ”œโ”€โ”€ config.py
โ”œโ”€โ”€ imbalance.py
โ”œโ”€โ”€ Utils.py
โ”œโ”€โ”€ models.py
โ”œโ”€โ”€ dataset.py
โ”œโ”€โ”€ loss.py
โ”œโ”€โ”€ inference.py

Training

SM_CHANNEL_TRAIN=[train image dir] SM_MODEL_DIR=[model saving dir] python train.py

Inference

SM_CHANNEL_EVAL=[eval image dir] SM_CHANNEL_MODEL=[model saved dir] SM_OUTPUT_DATA_DIR=[inference output dir] python inference.py

๐Ÿ‘ช Dataset

Data

  • ์ „์ฒด ์‚ฌ๋žŒ ์ˆ˜ : 4500๋ช… (train : 2700 | eval : 1800)
  • ํ•œ ์‚ฌ๋žŒ๋‹น ์‚ฌ์ง„์˜ ๊ฐœ์ˆ˜ : 7 [๋งˆ์Šคํฌ 5์žฅ, ์ด์ƒํ•˜๊ฒŒ ์ฐฉ์šฉ(์ฝ”์Šคํฌ, ํ„ฑ์Šคํฌ...) 1์žฅ, ๋ฏธ์ฐฉ์šฉ 1์žฅ]
  • ์ „์ฒด ์ด๋ฏธ์ง€ ์ˆ˜ : 31500์žฅ (train : 18900 | eval : 12600)
  • ๋‚˜์ด : 20๋Œ€ - 70๋Œ€
  • ์„ฑ๋ณ„ : ๋‚จ,์—ฌ
  • ์ด๋ฏธ์ง€ ํฌ๊ธฐ : (384,512)

Data Labeling

  • mask, gender, age ๊ธฐ์ค€ 18๊ฐœ์˜ ํด๋ž˜์Šค๋กœ ๋ถ„๋ฅ˜

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