Search Results for author: Simon Guiroy

Found 5 papers, 1 papers with code

Improving Meta-Learning Generalization with Activation-Based Early-Stopping

1 code implementation3 Aug 2022 Simon Guiroy, Christopher Pal, Gonçalo Mordido, Sarath Chandar

Specifically, we analyze the evolution, during meta-training, of the neural activations at each hidden layer, on a small set of unlabelled support examples from a single task of the target tasks distribution, as this constitutes a minimal and justifiably accessible information from the target problem.

Few-Shot Learning Transfer Learning

Scaling Laws for the Few-Shot Adaptation of Pre-trained Image Classifiers

no code implementations13 Oct 2021 Gabriele Prato, Simon Guiroy, Ethan Caballero, Irina Rish, Sarath Chandar

Empirical science of neural scaling laws is a rapidly growing area of significant importance to the future of machine learning, particularly in the light of recent breakthroughs achieved by large-scale pre-trained models such as GPT-3, CLIP and DALL-e.

Few-Shot Learning Image Classification

Early-Stopping for Meta-Learning: Estimating Generalization from the Activation Dynamics

no code implementations29 Sep 2021 Simon Guiroy, Christopher Pal, Sarath Chandar

To this end, we empirically show that as meta-training progresses, a model's generalization to a target distribution of novel tasks can be estimated by analysing the dynamics of its neural activations.

Few-Shot Learning Transfer Learning

Towards Understanding Generalization in Gradient-Based Meta-Learning

no code implementations16 Jul 2019 Simon Guiroy, Vikas Verma, Christopher Pal

We also show that coherence of meta-test gradients, measured by the average inner product between the task-specific gradient vectors evaluated at meta-train solution, is also correlated with generalization.

Meta-Learning

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