mlsanityData to 7 Oct 2026

Learning Symbolic Model-Agnostic Loss Functions via Meta-Learning

arXiv 2209.08907 ↗First posted 19 Sep 2022cs.LG cs.NEcited by 9

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Abstract (arXiv)

In this paper, we develop upon the emerging topic of loss function learning, which aims to learn loss functions that significantly improve the performance of the models trained under them. Specifically, we propose a new meta-learning framework for learning model-agnostic loss functions via a hybrid neuro-symbolic search approach. The framework first uses evolution-based methods to search the space of primitive mathematical operations to find a set of symbolic loss functions. Second, the set of learned loss functions are subsequently parameterized and optimized via an end-to-end gradient-based training procedure. The versatility of the proposed framework is empirically validated on a diverse set of supervised learning tasks. Results show that the meta-learned loss functions discovered by the newly proposed method outperform both the cross-entropy loss and state-of-the-art loss function learning methods on a diverse range of neural network architectures and datasets.

Key facts. Cited by 9 papers in the map (data through 7 Oct 2026). Builds on 52 of its 101 references that are in the map. First posted on arXiv 19 Sep 2022.

Builds on

52 of 101 references.

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9 papers.