Semi-supervised learning algorithms based on manifold graph structure
Contains manifold and multi-manifold regularization, based on: Belkin, Niyogi and Sindhwani, 2006: Manifold Regularization: A Geometric Framework for Learning from Labeled and Unlabeled Examples Goldberg, Zhu, Singh, Xu and Nowak, 2009: Multi-Manifold Semi-Supervised Learning
Also contains datasets for: synthetic data and MNIST handwritten images.