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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

The power of foundation models (FMs) lies in their capacity to learn highly expressive representations that can be adapted to a broad spectrum of tasks. However, these pretrained models require additional training stages to become effective…

Machine Learning · Computer Science 2025-10-24 Jacob L. Block , Sundararajan Srinivasan , Liam Collins , Aryan Mokhtari , Sanjay Shakkottai

Machine learning (ML) on tabular data is ubiquitous, yet obtaining abundant high-quality tabular data for model training remains a significant obstacle. Numerous works have focused on tabular data augmentation (TDA) to enhance the original…

Machine Learning · Computer Science 2024-08-01 Lingxi Cui , Huan Li , Ke Chen , Lidan Shou , Gang Chen

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.…

Machine Learning · Computer Science 2026-04-28 Mounir Lbath , Alexandre Parésy , Abdelkayoum Kaddouri , Abdelrahman Zighem , Jill-Jênn Vie

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

Recent advancements in foundation models for tabular data, such as TabPFN, demonstrated that pretrained Transformer architectures can approximate Bayesian inference with high predictive performance. However, Transformers suffer from…

Machine Learning · Computer Science 2025-12-12 Felix Koch , Marcel Wever , Fabian Raisch , Benjamin Tischler

Synthetic tabular data is used for privacy-preserving data sharing and data-driven model development. Its effectiveness, however, depends heavily on the used Tabular Data Synthesis (TDS) tool. Recent studies have shown that…

Machine Learning · Computer Science 2025-09-26 Maria F. Davila R , Azizjon Turaev , Wolfram Wingerath

Synthetic tabular data generation is increasingly essential in data management, supporting downstream applications when real-world and high-quality tabular data is insufficient. Existing tabular generation approaches, such as generative…

Machine Learning · Computer Science 2025-09-15 Mingxuan Jiang , Yongxin Wang , Ziyue Dai , Yicun Liu , Hongyi Nie , Sen Liu , Hongfeng Chai

As privacy regulations become more stringent and access to real-world data becomes increasingly constrained, synthetic data generation has emerged as a vital solution, especially for tabular datasets, which are central to domains like…

Machine Learning · Computer Science 2025-07-17 Raju Challagundla , Mohsen Dorodchi , Pu Wang , Minwoo Lee

Due to their data-driven nature, Machine Learning (ML) models are susceptible to bias inherited from data, especially in classification problems where class and group imbalances are prevalent. Class imbalance (in the classification target)…

Machine Learning · Computer Science 2024-09-10 Emmanouil Panagiotou , Arjun Roy , Eirini Ntoutsi

Association Rule Mining (ARM) is a fundamental task for knowledge discovery in tabular data and is widely used in high-stakes decision-making. Classical ARM methods rely on frequent itemset mining, leading to rule explosion and poor…

Artificial Intelligence · Computer Science 2026-02-18 Erkan Karabulut , Daniel Daza , Paul Groth , Martijn C. Schut , Victoria Degeler

Tabular data is common yet typically incomplete, small in volume, and access-restricted due to privacy concerns. Synthetic data generation offers potential solutions. Many metrics exist for evaluating the quality of synthetic tabular data;…

Machine Learning · Computer Science 2024-04-01 Scott Cheng-Hsin Yang , Baxter Eaves , Michael Schmidt , Ken Swanson , Patrick Shafto

Tabular foundation models (TFMs), such as TabPFN-2.6, TabICLv2, ConTextTab, Mitra, LimiX, and TabDPT, achieve strong zero-shot performance through in-context learning, but their inductive biases remain fixed at inference time. Adapting a…

Machine Learning · Computer Science 2026-05-12 Duong Nguyen , Mohammed Jawhar , Nicolas Chesneau

Predictive models are being increasingly used across a wide range of domains, including safety-critical applications such as medical diagnosis and criminal justice. Reliable uncertainty estimation is a crucial task in such settings. Tabular…

Machine Learning · Computer Science 2025-09-15 Madhushan Ramalingam

Particularly in low-data regimes, an outstanding challenge in machine learning is developing principled techniques for augmenting our models with suitable priors. This is to encourage them to learn in ways that are compatible with our…

Machine Learning · Computer Science 2022-10-25 Kristy Choi , Chris Cundy , Sanjari Srivastava , Stefano Ermon

Tabular data is foundational to predictive modeling in various crucial industries, including healthcare, finance, retail, sustainability, etc. Despite the progress made in specialized models, there is an increasing demand for universal…

Machine Learning · Computer Science 2024-07-12 Xumeng Wen , Han Zhang , Shun Zheng , Wei Xu , Jiang Bian

Table pretrain-then-finetune paradigm has been proposed and employed at a rapid pace after the success of pre-training in the natural language domain. Despite the promising findings in tabular pre-trained language models (TPLMs), there is…

Computation and Language · Computer Science 2023-02-21 Nuo Chen , Linjun Shou , Ming Gong , Jian Pei , Chenyu You , Jianhui Chang , Daxin Jiang , Jia Li

MTL is a learning paradigm that effectively leverages both task-specific and shared information to address multiple related tasks simultaneously. In contrast to STL, MTL offers a suite of benefits that enhance both the training process and…

Real-world binary classification tasks are in many cases imbalanced, where the minority class is much smaller than the majority class. This skewness is challenging for machine learning algorithms as they tend to focus on the majority and…

Machine Learning · Computer Science 2021-05-19 Sajad Darabi , Yotam Elor

The growing number of pretrained models in Machine Learning (ML) presents significant challenges for practitioners. Given a new dataset, they need to determine the most suitable deep learning (DL) pipeline, consisting of the pretrained…

Machine Learning · Computer Science 2025-06-17 Fabio Ferreira