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Original author(s)nagadomi
Initial releaseOctober 11, 2015; 3 years ago (2015-10-11)
Stable release
v0.13.2 / November 18, 2018; 7 months ago (2018-11-18)
Written inLua
Operating systemLinux with CUDA support
LicenseMIT License
Websitewaifu2x.udp.jp waifu2x.booru.pics

waifu2x is an image scaling and noise reduction program for anime-style art, but also supports photos.[1]

waifu2x was inspired by Super-Resolution Convolutional Neural Network (SRCNN).[2][3] It uses Nvidia CUDA for computing.[4]


*Left: 512×512px, PNG lossless, original source Wikipe-tan face.svg

See also[edit]


  1. ^ "Amplía la resolución de tus imágenes con este portal web". TekCrispy (in Spanish). 2019-01-17. Retrieved 2019-01-21.
  2. ^ https://github.com/nagadomi/waifu2x
  3. ^ Dong C, Loy C C, He K, et al. Image super-resolution using deep convolutional networks[J]. IEEE Transactions on Pattern Analysis and Machine Intelligence, 2016, 38(2): 295-307.
  4. ^ "Even better image upscaling with Waifu2x". Fedora Magazine. 2018-10-02. Retrieved 2019-01-21.

External links[edit]