Learning Optimal Features via Partial Invariance
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Abstract (arXiv)
Learning models that are robust to distribution shifts is a key concern in the context of their real-life applicability. Invariant Risk Minimization (IRM) is a popular framework that aims to learn robust models from multiple environments. The success of IRM requires an important assumption: the underlying causal mechanisms/features remain invariant across environments. When not satisfied, we show that IRM can over-constrain the predictor and to remedy this, we propose a relaxation via textitpartial invariance. In this work, we theoretically highlight the sub-optimality of IRM and then demonstrate how learning from a partition of training domains can help improve invariant models. Several experiments, conducted both in linear settings as well as with deep neural networks on tasks over both language and image data, allow us to verify our conclusions.
Key facts. Cited by 5 papers in the map (data through 14 Oct 2026). Builds on 34 of its 50 references that are in the map. First posted on arXiv 28 Jan 2023.
Builds on
34 of 50 references.
References · 34
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22 more
- 2018Multi-Task Identification of Entities, Relations, and Coreference for Scientific Knowledge Graph Constructioncited by 322
- 2020The Risks of Invariant Risk Minimizationcited by 262
- 2017Word Embeddings Quantify 100 Years of Gender and Ethnic Stereotypescited by 253
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Built on by
Citing papers per year: 2023: 1; 2024: 0; 2025: 1; 2026: 3.
5 papers.
- 2026Distribution Shift Is Key to Learning Invariant Predictioncited by 2
- 2023Efficient Model-Agnostic Multi-Group Equivariant Networkscited by 1
- 2025Multi-Disease-Aware Training Strategy for Cardiac MR Image Segmentationcited by 0
- 2026How Many Samples Are Enough for Learning Across Domains?cited by 0
- 2026Can Domain Generalization be Guaranteed in Small-Sample Learning?cited by 0
- 2026Can Domain Generalization be Guaranteed in Small-Sample Learning?30 Sep 2026
- 2026How Many Samples Are Enough for Learning Across Domains?30 Sep 2026
- 2026Distribution Shift Is Key to Learning Invariant Prediction18 Jan 2026
- 2025Multi-Disease-Aware Training Strategy for Cardiac MR Image Segmentation23 Mar 2025
- 2023Efficient Model-Agnostic Multi-Group Equivariant Networks14 Oct 2023