activity
20242026
collaborators

7 papers

cs.LG2026

Meta-Learning Transformers to Improve In-Context Generalization

Lorenzo Braccaioli, Anna Vettoruzzo, Prabhant Singh +3

In-context learning enables transformer models to generalize to new tasks based solely on input prompts, without any need for weight updates. However, existing training paradigms t…

cs.LG2025

Automated Machine Learning for Unsupervised Tabular Tasks

Prabhant Singh, Pieter Gijsbers, Elif Ceren Gok Yildirim +2

In this work, we present LOTUS (Learning to Learn with Optimal Transport for Unsupervised Scenarios), a simple yet effective method to perform model selection for multiple unsuperv…

cs.LG2025

How NOT to benchmark your SITE metric: Beyond Static Leaderboards and Towards Realistic Evaluation

Prabhant Singh, Sibylle Hess, Joaquin Vanschoren

Transferability estimation metrics are used to find a high-performing pre-trained model for a given target task without fine-tuning models and without access to the source dataset.…

eess.IV2025

Analysis of Transferability Estimation Metrics for Surgical Phase Recognition

Prabhant Singh, Yiping Li, Yasmina Al Khalil

Fine-tuning pre-trained models has become a cornerstone of modern machine learning, allowing practitioners to achieve high performance with limited labeled data. In surgical video…

cs.LG2025

On Supernet Transfer Learning for Effective Task Adaptation

Prabhant Singh, Joaquin Vanschoren

Neural Architecture Search (NAS) methods have been shown to outperform hand-designed models and help to democratize AI. However, NAS methods often start from scratch with each new…

cs.LG2025

Occam's model: Selecting simpler representations for better transferability estimation

Prabhant Singh, Sibylle Hess, Joaquin Vanschoren

Fine-tuning models that have been pre-trained on large datasets has become a cornerstone of modern machine learning workflows. With the widespread availability of online model repo…