Invariant Risk Minimization, Martin Arjovsky, Léon Bottou, Ishaan Gulrajani, David Lopez-Paz, 2020International Conference on Learning Representations (ICLR 2020)DOI: 10.48550/arXiv.1907.03896 - Introduces Invariant Risk Minimization (IRM), a core method for learning invariant predictors across different training environments, directly addressing the 'Gradient-Based Regularization' approach.
Domain-Adversarial Training of Neural Networks, Yaroslav Ganin, Evgeniya Ustinova, Hana Ajakan, Pascal Germain, Hugo Larochelle, François Laviolette, Mario March, Victor Lempitsky, 2016Journal of Machine Learning Research, Vol. 17 (JMLR) - Introduces domain-adversarial training, a foundational technique for learning domain-invariant features by minimizing domain discriminability, a concept applicable to aligning multiple source domains in DG.