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We describe an efficient hierarchical method to compute attention in the Transformer architecture. The proposed attention mechanism exploits a matrix structure similar to the Hierarchical Matrix (H-Matrix) developed by the numerical…

Machine Learning · Computer Science 2021-07-27 Zhenhai Zhu , Radu Soricut

Transformer based architectures are recently used for the task of answering questions over tables. In order to improve the accuracy on this task, specialized pre-training techniques have been developed and applied on millions of open-domain…

Non-hierarchical sparse attention Transformer-based models, such as Longformer and Big Bird, are popular approaches to working with long documents. There are clear benefits to these approaches compared to the original Transformer in terms…

Computation and Language · Computer Science 2022-10-12 Ilias Chalkidis , Xiang Dai , Manos Fergadiotis , Prodromos Malakasiotis , Desmond Elliott

Real-world vision based applications require fine-grained classification for various area of interest like e-commerce, mobile applications, warehouse management, etc. where reducing the severity of mistakes and improving the classification…

Computer Vision and Pattern Recognition · Computer Science 2023-03-01 Sudeep Kumar Sahoo , Sathish Chalasani , Abhishek Joshi , Kiran Nanjunda Iyer

Deep tabular models have demonstrated remarkable success on i.i.d. data, excelling in a variety of structured data tasks. However, their performance often deteriorates under temporal distribution shifts, where trends and periodic patterns…

Machine Learning · Computer Science 2025-12-04 Hao-Run Cai , Han-Jia Ye

Time series analysis is a field of data science which is interested in analyzing sequences of numerical values ordered in time. Time series are particularly interesting because they allow us to visualize and understand the evolution of a…

Machine Learning · Computer Science 2020-10-02 Hassan Ismail Fawaz

The widespread application of Electronic Health Records (EHR) data in the medical field has led to early successes in disease risk prediction using deep learning methods. These methods typically require extensive data for training due to…

Machine Learning · Computer Science 2024-11-28 Shibo Li , Hengliang Cheng , Weihua Li

We perform a comparative analysis of transformer-based models designed for modeling tabular data, specifically on an industry-scale dataset. While earlier studies demonstrated promising outcomes on smaller public or synthetic datasets, the…

Machine Learning · Computer Science 2023-11-27 Usneek Singh , Piyush Arora , Shamika Ganesan , Mohit Kumar , Siddhant Kulkarni , Salil R. Joshi

There is an increasing interest in the application of deep learning architectures to tabular data. One of the state-of-the-art solutions is TabTransformer which incorporates an attention mechanism to better track relationships between…

Machine Learning · Computer Science 2022-01-04 Radostin Cholakov , Todor Kolev

We propose TabTransformer, a novel deep tabular data modeling architecture for supervised and semi-supervised learning. The TabTransformer is built upon self-attention based Transformers. The Transformer layers transform the embeddings of…

Machine Learning · Computer Science 2020-12-15 Xin Huang , Ashish Khetan , Milan Cvitkovic , Zohar Karnin

Recent innovations in transformers have shown their superior performance in natural language processing (NLP) and computer vision (CV). The ability to capture long-range dependencies and interactions in sequential data has also triggered a…

Statistical Finance · Quantitative Finance 2025-03-24 Chu Myaet Thwal , Ye Lin Tun , Kitae Kim , Seong-Bae Park , Choong Seon Hong

Tabular data, structured as rows and columns, is among the most prevalent data types in machine learning classification and regression applications. Models for learning from tabular data have continuously evolved, with Deep Neural Networks…

Machine Learning · Computer Science 2025-04-24 Jun-Peng Jiang , Si-Yang Liu , Hao-Run Cai , Qile Zhou , Han-Jia Ye

Relational databases, organized into tables connected by primary-foreign key relationships, are a common format for organizing data. Making predictions on relational data often involves transforming them into a flat tabular format through…

Databases · Computer Science 2025-04-08 Veronica Lachi , Antonio Longa , Beatrice Bevilacqua , Bruno Lepri , Andrea Passerini , Bruno Ribeiro

Graph Transformers excel in long-range dependency modeling, but generally require quadratic memory complexity in the number of nodes in an input graph, and hence have trouble scaling to large graphs. Sparse attention variants such as…

Machine Learning · Computer Science 2024-11-26 Hamed Shirzad , Honghao Lin , Balaji Venkatachalam , Ameya Velingker , David Woodruff , Danica Sutherland

The high-resolution time series classification problem is essential due to the increasing availability of detailed temporal data in various domains. To tackle this challenge effectively, it is imperative that the state-of-the-art attention…

Machine Learning · Computer Science 2024-03-11 Aosong Feng , Jialin Chen , Juan Garza , Brooklyn Berry , Francisco Salazar , Yifeng Gao , Rex Ying , Leandros Tassiulas

Tabular data is prevalent in real-world machine learning applications, and new models for supervised learning of tabular data are frequently proposed. Comparative studies assessing the performance of models typically consist of…

Machine Learning · Computer Science 2024-12-19 Andrej Tschalzev , Sascha Marton , Stefan Lüdtke , Christian Bartelt , Heiner Stuckenschmidt

Time series forecasting requires architectures that simultaneously achieve three competing objectives: (1) strict temporal causality for reliable predictions, (2) sub-quadratic complexity for practical scalability, and (3) multi-scale…

Machine Learning · Computer Science 2025-11-25 Qianru Zhang , Honggang Wen , Ming Li , Dong Huang , Siu-Ming Yiu , Christian S. Jensen , Pietro Liò

Financial time-series forecasting has long been a challenging problem because of the inherently noisy and stochastic nature of the market. In the High-Frequency Trading (HFT), forecasting for trading purposes is even a more challenging task…

Computational Engineering, Finance, and Science · Computer Science 2019-06-11 Dat Thanh Tran , Alexandros Iosifidis , Juho Kanniainen , Moncef Gabbouj

Handling heterogeneous data in tabular datasets poses a significant challenge for deep learning models. While attention-based architectures and self-supervised learning have achieved notable success, their application to tabular data…

Machine Learning · Computer Science 2025-02-27 Anay Majee , Maria Xenochristou , Wei-Peng Chen

Transformer architectures have transformed AI applications but remain complex to customize for domain experts lacking low-level implementation expertise. We introduce AttentionSmithy, a modular software package that simplifies transformer…

Machine Learning · Computer Science 2025-02-18 Caleb Cranney , Jesse G. Meyer