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U-Net

CS/์ธ๊ณต์ง€๋Šฅ 2024. 6. 24. [Tensorflow keras] image generation using Stable Diffusion ๋ชฉํ‘œ TensorFlow Keras library ๋ฅผ ์‚ฌ์šฉํ•ด์„œ CIFAR-10 dataset ๊ฐ™์€ ์ด๋ฏธ์ง€๋ฅผ ์ƒ์„ฑํ•˜๋Š” ๊ฐ„๋‹จํ•œ diffusion ๋ชจ๋ธ์„ ๋งŒ๋“ค์–ด๋ณผ ๊ฒƒ์ด๋‹ค.๋‹ค์Œ์€ diffusion ๋ชจ๋ธ์ด ๋™์ž‘ํ•˜๋Š” ๋ฐฉ์‹์ด๊ณ , fully noised ์ด๋ฏธ์ง€์—์„œ๋ถ€ํ„ฐ ์ ์ง„์ ์œผ๋กœ ์ด๋ฏธ์ง€๋ฅผ ์ƒ์„ฑํ•ด๋‚˜๊ฐ„๋‹ค.      ์œ„์—์„œ ๋ดค๋“ฏ์ด, ์ด ๋ชจ๋ธ์€ ์ ์ง„์ ์œผ๋กœ ๋…ธ์ด์ฆˆ๋ฅผ ์ค„์—ฌ๊ฐ€๋ฉด์„œ ์ด๋ฏธ์ง€๋ฅผ ์ƒ์„ฑํ•œ๋‹ค. ๋”ฐ๋ผ์„œ ๋ณธ ๋”ฅ๋Ÿฌ๋‹ ๋ชจ๋ธ์—๊ฒŒ noise ๋ฅผ ์ค„์ด๋Š” ๋ฐฉ๋ฒ•์„ ํ•™์Šต์‹œํ‚ฌ ๊ฒƒ์ด๋ฉฐ ์ด๋ฅผ ์œ„ํ•ด ๋‘๊ฐ€์ง€ ์ž…๋ ฅ์ด ํ•„์š”ํ•˜๋‹ค. - ์ž…๋ ฅ : ์ฒ˜๋ฆฌ๋˜์–ด์•ผํ•  ์ดˆ๊ธฐ Noise - timestamp : noise status  Importing necessary libraries import numpy as npfrom tqdm.auto import trange, ..

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