457 subpixel convolution upgrade - Githubissues

NifTK / NiftyNet

[unmaintained] An open-source convolutional neural networks platform for research in medical image analysis and image-guided therapy

http://niftynet.io

Apache License 2.0

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457 subpixel convolution upgrade #458

Closed danieltudosiu closed 4 years ago

danieltudosiu commented 4 years ago

Status

READY

Description

Restructured SubPixel convolution to fall in line with Figure 1 from [1]. Added ICNR initialization [2], but with the partial limitation that if it is used the upsampling factor must be an integer. Added the post-processing from [3]. [1] Real-Time Single Image and Video Super-Resolution Using an Efficient Sub-Pixel Convolutional Neural Network [2] Checkerboard artifact free sub-pixel convolution [3] Checkerboard artifacts free convolutional neural networks

Types of changes

[x] New feature (non-breaking change which adds functionality)
[x] Breaking change (fix or feature that would cause existing functionality to change)
[x] My code follows the code style of this project.
[x] All new and existing tests passed.

Todos

[x] Documentation

Impacted Areas in Application

List general components of the application that this PR will affect:

niftynet/layers/subpixel.py

danieltudosiu commented 4 years ago

Forgot to change the tests. Will do it later today from home.