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Tabular Foundation Models (TFMs) have recently shown strong in-context learning capabilities on structured data, achieving zero-shot performance comparable to traditional machine learning methods. We find that zero-shot TFMs already achieve…

机器学习 · 计算机科学 2026-01-15 Aditya Tanna , Pratinav Seth , Mohamed Bouadi , Vinay Kumar Sankarapu

Fine-tuning tabular foundation models (TFMs) under data scarcity is challenging, as early stopping on even scarcer validation data often fails to capture true generalization performance. We propose CausalMixFT, a method that enhances…

机器学习 · 计算机科学 2026-01-22 Magnus Bühler , Lennart Purucker , Frank Hutter

With the rise of powerful pre-trained vision-language models like CLIP, it becomes essential to investigate ways to adapt these models to downstream datasets. A recently proposed method named Context Optimization (CoOp) introduces the…

计算机视觉与模式识别 · 计算机科学 2022-10-07 Kaiyang Zhou , Jingkang Yang , Chen Change Loy , Ziwei Liu

Deep knowledge tracing models have achieved significant breakthroughs in modeling student learning trajectories. However, these architectures require substantial training time and are prone to overfitting on datasets with short sequences.…

机器学习 · 计算机科学 2026-04-28 Mounir Lbath , Alexandre Parésy , Abdelkayoum Kaddouri , Abdelrahman Zighem , Jill-Jênn Vie

Self-supervised pre-training medical foundation models on large-scale datasets demonstrate exceptional performance. Recent research challenges this common paradigm by introducing data-effective learning approaches, demonstrating that merely…

机器学习 · 计算机科学 2025-04-08 Wenxuan Yang , Hanyu Zhang , Weimin Tan , Yuqi Sun , Bo Yan

NLP models excel on tasks with clean inputs, but are less accurate with noisy inputs. In particular, character-level noise such as human-written typos and adversarially-engineered realistic-looking misspellings often appears in text and can…

计算与语言 · 计算机科学 2023-10-24 Minh Nguyen , Nancy F. Chen

This study tackles the challenge of image matching in difficult scenarios, such as scenes with significant variations or limited texture, with a strong emphasis on computational efficiency. Previous studies have attempted to address this…

计算机视觉与模式识别 · 计算机科学 2024-10-22 Khang Truong Giang , Soohwan Song , Sungho Jo

Foundation models for tabular data, such as the Tabular Prior-data Fitted Network (TabPFN), are pre-trained on a massive number of synthetic datasets generated by structural causal models (SCM). They leverage in-context learning to offer…

机器学习 · 计算机科学 2026-01-28 Qinyi Liu , Mohammad Khalil , Naman Goel

With a surge of large-scale pre-trained models, parameter-efficient transfer learning (PETL) of large models has garnered significant attention. While promising, they commonly rely on two optimistic assumptions: 1) full access to the…

计算机视觉与模式识别 · 计算机科学 2026-04-07 Changdae Oh , Gyeongdeok Seo , Geunyoung Jung , Zhi-Qi Cheng , Hosik Choi , Jiyoung Jung , Kyungwoo Song

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.…

机器学习 · 计算机科学 2025-07-08 Anurag Garg , Muhammad Ali , Noah Hollmann , Lennart Purucker , Samuel Müller , Frank Hutter

In this paper, we introduce Context-Aware Priority Sampling (CAPS), a novel method designed to enhance data efficiency in learning-based autonomous driving systems. CAPS addresses the challenge of imbalanced datasets in imitation learning…

Context Optimization (CoOp) has emerged as a simple yet effective technique for adapting CLIP-like vision-language models to downstream image recognition tasks. Nevertheless, learning compact context with satisfactory base-to-new, domain…

计算机视觉与模式识别 · 计算机科学 2025-04-15 Kun Ding , Xiaohui Li , Qiang Yu , Ying Wang , Haojian Zhang , Shiming Xiang

Many recent studies leverage the pre-trained CLIP for text-video cross-modal retrieval by tuning the backbone with additional heavy modules, which not only brings huge computational burdens with much more parameters, but also leads to the…

计算机视觉与模式识别 · 计算机科学 2023-03-23 Siteng Huang , Biao Gong , Yulin Pan , Jianwen Jiang , Yiliang Lv , Yuyuan Li , Donglin Wang

We introduce VideoComp, a benchmark and learning framework for advancing video-text compositionality understanding, aimed at improving vision-language models (VLMs) in fine-grained temporal alignment. Unlike existing benchmarks focused on…

计算机视觉与模式识别 · 计算机科学 2025-04-11 Dahun Kim , AJ Piergiovanni , Ganesh Mallya , Anelia Angelova

Tabular data is prevalent in many critical domains, yet it is often challenging to acquire in large quantities. This scarcity usually results in poor performance of machine learning models on such data. Data augmentation, a common strategy…

机器学习 · 计算机科学 2024-07-30 Andrei Margeloiu , Adrián Bazaga , Nikola Simidjievski , Pietro Liò , Mateja Jamnik

Prompt learning has become the most effective paradigm for adapting large pre-trained vision-language models (VLMs) to downstream tasks. Recently, unsupervised prompt tuning methods, such as UPL and POUF, directly leverage pseudo-labels as…

计算机视觉与模式识别 · 计算机科学 2024-04-26 Sifan Long , Linbin Wang , Zhen Zhao , Zichang Tan , Yiming Wu , Shengsheng Wang , Jingdong Wang

Tabular data is a pervasive modality spanning a wide range of domains, and the inherent diversity poses a considerable challenge for deep learning. Recent advancements using transformer-based in-context learning have shown promise on…

Topic modelling is a pivotal unsupervised machine learning technique for extracting valuable insights from large document collections. Existing neural topic modelling methods often encode contextual information of documents, while ignoring…

计算与语言 · 计算机科学 2025-02-07 Yanan Ma , Chenghao Xiao , Chenhan Yuan , Sabine N van der Veer , Lamiece Hassan , Chenghua Lin , Goran Nenadic

Vision-Language Models (VLMs), such as CLIP, have achieved impressive zero-shot recognition performance but remain highly susceptible to adversarial perturbations, posing significant risks in safety-critical scenarios. Previous…

计算机视觉与模式识别 · 计算机科学 2026-03-24 Zhiwei Li , Yitian Pang , Weining Wang , Zhenan Sun , Qi Li

Pre-trained Vision Foundation Models (VFMs) provide strong visual representations for a wide range of applications. In this paper, we continually pre-train prevailing VFMs in a multimodal manner such that they can effortlessly process…

计算机视觉与模式识别 · 计算机科学 2025-05-19 Yitong Chen , Lingchen Meng , Wujian Peng , Zuxuan Wu , Yu-Gang Jiang