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๐Ÿ› Research/Deep Learning9

[๋…ผ๋ฌธ ๋ฆฌ๋ทฐ] SHAPE-TEXTURE DEBIASED NEURAL NETWORK TRAINING / ๋‰ด๋Ÿด ๋„คํŠธ์›Œํฌ์—์„œ shape๊ณผ texture์˜ ๊ด€๊ณ„ ICLR 2021์— ๊ฐœ์ œ๋œ ๋…ผ๋ฌธ์ด๋ฉฐ object์™€ shape, texture์™€์˜ ๊ด€๊ณ„, ๊ทธ๋ฆฌ๊ณ  object recognition ๋“ฑ์˜ vision task์—์„œ shape๊ณผ texture ์ •๋ณด๋ฅผ ๋ชจ๋‘ ์ด์šฉํ•˜์—ฌ ํ•™์Šตํ•˜์—ฌ ์„ฑ๋Šฅ์„ ํ–ฅ์ƒ์‹œํ‚จ shape-texture debiased neural network๋ฅผ ์ œ์•ˆํ•ฉ๋‹ˆ๋‹ค. Introduction Shape๊ณผ texture๋Š” ๋ชจ๋‘ object๋ฅผ ์ธ์‹ํ•  ๋•Œ ์ค‘์š”ํ•œ ๋‹จ์„œ๋“ค์ž…๋‹ˆ๋‹ค. ์ด๋ฏธ ์ด์ „์˜ object recognition ์—ฐ๊ตฌ์—์„œ shape๊ณผ texture๋ฅผ ์ ์ ˆํ•˜๊ฒŒ ๊ฒฐํ•ฉํ•˜๋ฉด ์ธ์‹ ์„ฑ๋Šฅ์„ ๋†’์ผ ์ˆ˜ ์žˆ์Œ์ด ๋ฐํ˜€์กŒ์Šต๋‹ˆ๋‹ค. ‘IMAGENET-TRAINED CNNS ARE BIASED TOWARDS TEXTURE; INCREASING SHAPE BIAS IMPROVES A.. 2021. 12. 4.
[๋…ผ๋ฌธ ๋ฆฌ๋ทฐ] Learning to Compare: Relation Network for Few-Shot Learning / meta-learning, few shot learning ๋ณธ ๋…ผ๋ฌธ์€ CVPR2018์— ๊ฒŒ์žฌ๋œ few shot learning ์ด๋ผ๋Š” ์ฃผ์ œ์˜ ๋…ผ๋ฌธ์ž…๋‹ˆ๋‹ค. ๋”ฅ๋Ÿฌ๋‹์—์„œ ๋ฐ์ดํ„ฐ์˜ ๊ฐœ์ˆ˜๋Š” ์„ฑ๋Šฅ๊ณผ ์ง๊ฒฐ๋˜์ง€๋งŒ, ํ˜„์‹ค์ ์ธ ํ…Œ์Šคํฌ์—์„œ ๋ฐ์ดํ„ฐ ๊ฐœ์ˆ˜๋Š” ๋Š˜ ๋ถ€์กฑํ•  ์ˆ˜ ๋ฐ–์— ์—†์Šต๋‹ˆ๋‹ค. ์ด๋Ÿฌํ•œ limited data ๋ฌธ์ œ๋ฅผ ํ•ด๊ฒฐํ•˜๊ธฐ ์œ„ํ•ด data ์ฐจ์›์—์„œ๋Š” data augmentation ๋ฐฉ๋ฒ•์ด ์กด์žฌํ•˜๊ณ , network ์ฐจ์›์—์„œ๋Š” Un/Semi-supervised learning, Transfer learning, Meta learning ๋ฐฉ๋ฒ• ๋“ฑ์ด ์กด์žฌํ•ฉ๋‹ˆ๋‹ค. few shot learning์€ meta learning ๋ฐฉ์‹์„ ์‚ฌ์šฉํ•˜์—ฌ ์ ์€ data ๊ฐœ์ˆ˜๋กœ network๋ฅผ ํ•™์Šต์‹œํ‚ค๋Š” ๋ฐฉ๋ฒ•๋ก ์ž…๋‹ˆ๋‹ค. Meta learning์—๋Š” metric, model, optimization, GCN .. 2021. 10. 17.
[๋…ผ๋ฌธ ๋ฆฌ๋ทฐ] SKIP RNN: LEARNING TO SKIP STATE UPDATES INRECURRENT NEURAL NETWORKS / Long term sequence ๋ฌธ์ œ๋ฅผ ํ•ด๊ฒฐํ•˜๊ธฐ ์œ„ํ•œ ์‹œ๋„ Introduction RNN์€ sequence modeling ์—์„œ ๋›ฐ์–ด๋‚œ ์„ฑ๋Šฅ์„ ๋ณด์—ฌ์ฃผ์ง€๋งŒ long sequence์— ๋Œ€ํ•œ ํ•™์Šต์—์„œ๋Š” slow inference, vanishing gradient, long term dependency ๊ฐ™์€ ๋ฌธ์ œ์ ์ด ๋ฐœ์ƒํ•œ๋‹ค. (*Long term seqeunce ์— ์˜ํ•ด ๋ฐœ์ƒํ•  ์ˆ˜ ์žˆ๋Š” ๋ฌธ์ œ : throughput degradation, slower convergence, memory leakage...) ๋ณธ ๋…ผ๋ฌธ์—์„œ๋Š” RNN์˜ state update๋ฅผ ๊ฑด๋„ˆ๋›ฐ๊ณ  computation graph์˜ effective size๋ฅผ ์ค„์ด๋Š” ๋ฐฉ๋ฒ•์„ ํ•™์Šตํ•˜์—ฌ ๊ธฐ์กด RNN ๋ชจ๋ธ์„ ํ™•์žฅํ•˜๋Š” 'Skip RNN' ๋ชจ๋ธ์„ ์ œ์•ˆํ•œ๋‹ค. ์ผ๋ฐ˜์ ์œผ๋กœ ์‹œํ€€์Šค๋ฅผ ๋‹จ์ถ•ํ•˜์—ฌ(์ƒ˜ํ”Œ๋ง ์†๋„๋ฅผ ์ค„์ด๊ฑฐ๋‚˜) .. 2021. 2. 18.
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