Virtual Adversarial Ladder Networks for Semi-Supervised Learning
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README.md

Deep Semi-Supervised Learning with Ladder Networks and Virtual Adversarial Training

This repository contains the source code for the thesis submitted in part requirement for the MSc Computational Statistics and Machine Learning at University College London.

Performance benchmarks on MNIST, CIFAR-10, CIFAR-100, SVHN below (and here).

Instructions for running experiments here.


Permutation Invariant MNIST (Average Error Rate, %)

100 labels 1000 labels All labels Method Year
0.93 (±0.065) N/A N/A Improved Techniques for Training GANs 2016
1.002 (±0.038) 0.979 (±0.025) 0.578 (±0.013) Deconstructing the Ladder Network Architecture (Ladder w/ AMLP[2,2,2]) 2015
1.072 (±0.015) 0.974 (±0.021) 0.598 (±0.014) Deconstructing the Ladder Network Architecture (Ladder w/ AMLP[4]) 2015
1.072 (±0.015) 1.193 (±0.039) 0.569 (±0.010) Deconstructing the Ladder Network Architecture (Ladder w/ AMLP[2,2]) 2015
1.06 (±0.37) 0.84 (±0.08) 0.57 (±0.02) Semi-Supervised Learning with Ladder Networks 2015
1.36 1.27 0.64 Virtual Adversarial Training: a Regularization Method for Supervised and Semi-supervised Learning 2017
2.33 1.36 0.637 (±0.046) Distributional Smoothing with Virtual Adversarial Training 2016 (ICLR)

CIFAR-10 (Average Error Rate, %)

4k labels All labels Method Year
10.55 N/A Virtual Adversarial Training: a Regularization Method for Supervised and Semi-supervised Learning [Conv-Large w/ EntMin, w/ augmentation] 2017
12.16 (±0.24) 5.60 (±0.10) Temporal Ensembling for Semi-Supervised Learning [w/ augmentation] 2016
13.15 N/A Virtual Adversarial Training: a Regularization Method for Supervised and Semi-supervised Learning [Conv-Large w/ EntMin, no augmentation] 2017
20.40 N/A Semi-Supervised Learning with Ladder Networks [Conv-Large, Gamma model, no augmentation] 2015

SVHN (Average Error Rate, %)

500 labels 1000 labels All labels Method Year
N/A 3.86 N/A Virtual Adversarial Training: a Regularization Method for Supervised and Semi-supervised Learning [Conv-Large w/ EntMin, w/ augmentation] 2017
N/A 4.28 N/A Virtual Adversarial Training: a Regularization Method for Supervised and Semi-supervised Learning [Conv-Large w/ EntMin, no augmentation] 2017
5.12 (±0.13) 4.42 (±0.16) 2.74 (±0.06) Temporal Ensembling for Semi-Supervised Learning [w/ augmentation] 2016
6.65 (±0.53) 4.82 (±0.17) 2.54 (±0.04) Temporal Ensembling for Semi-Supervised Learning [Pi model w/ augmentation] 2016
N/A 24.63 N/A Distributional Smoothing with Virtual Adversarial Training 2016 (ICLR)

CIFAR-100 (Average Error Rate, %)

10k labels All labels Random 500k Tiny Images Restricted 237k Tiny Images Method Year
38.65 (±0.51) 26.30 (±0.15) 23.62 (±0.23) 23.79 (±0.24) Temporal Ensembling for Semi-Supervised Learning 2016