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Surrogate models are essential for efficient exploration of large-scale ensemble simulations. Implicit neural representations (INRs) provide a compact and continuous framework for modeling spatially structured data, but they often struggle…

Machine Learning · Computer Science 2026-04-01 Ziwei Li , Yuhan Duan , Tianyu Xiong , Yi-Tang Chen , Wei-Lun Chao , Han-Wei Shen

Hollmann et al. (Nature 637 (2025) 319-326) recently introduced TabPFN, a transformer-based deep learning model for regression and classification on tabular data, which they claim "outperforms all previous methods on datasets with up to…

Machine Learning · Computer Science 2025-12-01 Qiong Zhang , Yan Shuo Tan , Qinglong Tian , Pengfei Li

Foundational vision transformer models have shown impressive few shot performance on many vision tasks. This research presents a novel investigation into the application of parameter efficient fine-tuning methods within an active learning…

Computer Vision and Pattern Recognition · Computer Science 2024-06-17 Athmanarayanan Lakshmi Narayanan , Ranganath Krishnan , Amrutha Machireddy , Mahesh Subedar

The scarcity of labelled data makes training Deep Neural Network (DNN) models in bioacoustic applications challenging. In typical bioacoustics applications, manually labelling the required amount of data can be prohibitively expensive. To…

Sound · Computer Science 2024-07-02 Md Mohaimenuzzaman , Christoph Bergmeir , Bernd Meyer

Efficient materials discovery requires reducing costly first-principles calculations for training machine-learned interatomic potentials (MLIPs). We develop an active learning (AL) framework that iteratively selects informative structures…

Machine Learning · Computer Science 2026-01-22 Mohammed Azeez Khan , Aaron D'Souza , Vijay Choyal

Generative modelling is a demanding test of foundation models, because it requires robust, holistic representation learning for a given data modality, rather than optimisation for a supervised prediction target alone. While recent work on…

Machine Learning · Computer Science 2026-05-12 Xiangjian Jiang , Mingxuan Liu , Nikola Simidjievski , Tassilo Klein , Mateja Jamnik

Tabular-image multimodal learning, which integrates structured tabular data with imaging data, holds great promise for a variety of tasks, especially in medical applications. Yet, two key challenges remain: (1) the lack of a standardized,…

Computer Vision and Pattern Recognition · Computer Science 2025-06-03 Jiaqi Luo , Yuan Yuan , Shixin Xu

Foundation models for tabular data, like TabPFN, achieve strong performance on small datasets when pre-trained solely on synthetic data. We show that this performance can be significantly boosted by a targeted continued pre-training phase.…

Machine Learning · Computer Science 2025-07-08 Anurag Garg , Muhammad Ali , Noah Hollmann , Lennart Purucker , Samuel Müller , Frank Hutter

Reinforcement learning (RL) is a promising approach for solving robotic manipulation tasks. However, it is challenging to apply the RL algorithms directly in the real world. For one thing, RL is data-intensive and typically requires…

Tabular datasets are inherently heterogeneous, presenting significant challenges for developing pre-trained foundation models. The recently introduced transformer-based Tabular Prior-data Fitted Network v2 (TabPFN v2) achieves unprecedented…

Machine Learning · Computer Science 2025-06-12 Han-Jia Ye , Si-Yang Liu , Wei-Lun Chao

Neural networks have become very popular in surrogate modeling because of their ability to characterize arbitrary, high dimensional functions in a data driven fashion. This paper advocates for the training of surrogates that are consistent…

Machine Learning · Computer Science 2022-06-08 Rushil Anirudh , Jayaraman J. Thiagarajan , Peer-Timo Bremer , Brian K. Spears

In-context learners like TabPFN are promising for biomolecule efficacy prediction, where established molecular feature sets and relevant experimental results can serve as powerful contextual examples. However, their performance is highly…

Machine Learning · Computer Science 2025-10-08 Jie Li , Andrew McCarthy , Zhizhuo Zhang , Stephen Young

Many real-world situations allow for the acquisition of additional relevant information when making an assessment with limited or uncertain data. However, traditional ML approaches either require all features to be acquired beforehand or…

Machine Learning · Computer Science 2021-02-12 Yang Li , Junier B. Oliva

Tabular foundation models, such as TabPFNv2 and TabICL, have recently dethroned gradient-boosted trees at the top of predictive benchmarks, demonstrating the value of in-context learning for tabular data. We introduce TabICLv2, a new…

Machine Learning · Computer Science 2026-02-12 Jingang Qu , David Holzmüller , Gaël Varoquaux , Marine Le Morvan

In the design optimization of metal forming, it is increasingly significant to use surrogate models to analyse the finite element analysis (FEA) simulations. However, traditional surrogate models using scalar based machine learning methods…

Computer Vision and Pattern Recognition · Computer Science 2020-10-08 Haosu Zhou , Qingfeng Xu , Nan Li

Federated Learning (FL) empowers multiple clients to collaboratively train machine learning models without sharing local data, making it highly applicable in heterogeneous Internet of Things (IoT) environments. However, intrinsic…

Machine Learning · Computer Science 2025-01-29 Xi Chen , Qin Li , Haibin Cai , Ting Wang

Simulating complex physical processes across a domain of input parameters can be very computationally expensive. Multi-fidelity surrogate modeling can resolve this issue by integrating cheaper simulations with the expensive ones in order to…

Methodology · Statistics 2026-02-03 Romain Boutelet , Chih-Li Sung

Tabular foundation models like TabPFN and TabICL achieve state-of-the-art performance through in-context learning, yet their architectures remain fundamentally opaque. We introduce KernelICL, a framework to enhance tabular foundation models…

Machine Learning · Computer Science 2026-02-03 Ratmir Miftachov , Bruno Charron , Simon Valentin

A data-free, predictive scientific AI model, Tensor-decomposition-based A Priori Surrogate (TAPS), is proposed for tackling ultra large-scale engineering simulations with significant speedup, memory savings, and storage gain. TAPS can…

Computational Engineering, Finance, and Science · Computer Science 2025-10-28 Jiachen Guo , Gino Domel , Chanwook Park , Hantao Zhang , Ozgur Can Gumus , Ye Lu , Gregory J. Wagner , Dong Qian , Jian Cao , Thomas J. R. Hughes , Wing Kam Liu

Many engineering applications rely on the evaluation of expensive, non-linear high-dimensional functions. In this paper, we propose the RONAALP algorithm (Reduced Order Nonlinear Approximation with Active Learning Procedure) to…

Fluid Dynamics · Physics 2023-11-20 Clément Scherding , Georgios Rigas , Denis Sipp , Peter J Schmid , Taraneh Sayadi