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Detecting anomalies in tabular data is critical for many real-world applications, such as credit card fraud detection. With the rapid advancements in large language models (LLMs), state-of-the-art performance in tabular anomaly detection…

机器学习 · 计算机科学 2026-02-10 Ruiqi Wang , Ruikang Liu , Runyu Chen , Haoxiang Suo , Zhiyi Peng , Zhuo Tang , Changjian Chen

With the advent of Transformers, large language models (LLMs) have saturated well-known NLP benchmarks and leaderboards with high aggregate performance. However, many times these models systematically fail on tail data or rare groups not…

计算与语言 · 计算机科学 2022-10-13 Nazneen Rajani , Weixin Liang , Lingjiao Chen , Meg Mitchell , James Zou

While most generative models show achievements in image data generation, few are developed for tabular data generation. Recently, due to success of large language models (LLM) in diverse tasks, they have also been used for tabular data…

机器学习 · 计算机科学 2024-10-30 Dang Nguyen , Sunil Gupta , Kien Do , Thin Nguyen , Svetha Venkatesh

Synthetic tabular data are increasingly being used to replace real data, serving as an effective solution that simultaneously protects privacy and addresses data scarcity. However, in addition to preserving global statistical properties,…

机器学习 · 计算机科学 2026-05-19 Yunbo Long , Liming Xu , Alexandra Brintrup

NLP has achieved great progress in the past decade through the use of neural models and large labeled datasets. The dependence on abundant data prevents NLP models from being applied to low-resource settings or novel tasks where significant…

计算与语言 · 计算机科学 2021-06-15 Jiaao Chen , Derek Tam , Colin Raffel , Mohit Bansal , Diyi Yang

Tabular data is a fundamental form of data structure. The evolution of table analysis tools reflects humanity's continuous progress in data acquisition, management, and processing. The dynamic changes in table columns arise from…

人工智能 · 计算机科学 2026-01-28 Xinda Chen , Zhen Xing , Hanyu Zhang , Weimin Tan , Bo Yan

Programmatic weak supervision methodologies facilitate the expedited labeling of extensive datasets through the use of label functions (LFs) that encapsulate heuristic data sources. Nonetheless, the creation of precise LFs necessitates…

计算与语言 · 计算机科学 2023-11-03 Naiqing Guan , Kaiwen Chen , Nick Koudas

Table reasoning, which aims to generate the corresponding answer to the question following the user requirement according to the provided table, and optionally a text description of the table, effectively improving the efficiency of…

计算与语言 · 计算机科学 2024-02-14 Xuanliang Zhang , Dingzirui Wang , Longxu Dou , Qingfu Zhu , Wanxiang Che

The rapid development of multimodal large language models (MLLMs) has brought significant improvements to a wide range of tasks in real-world applications. However, LLMs still exhibit certain limitations in extracting implicit semantic…

计算与语言 · 计算机科学 2025-01-03 Hebin Wang , Yangning Li , Yinghui Li , Hai-Tao Zheng , Wenhao Jiang , Hong-Gee Kim

Recent publications suggest using natural language analysis on database schema elements to guide tuning and profiling efforts. The underlying hypothesis is that state-of-the-art language processing methods, so-called language models, are…

数据库 · 计算机科学 2023-09-12 Immanuel Trummer

A common use of NLP is to facilitate the understanding of large document collections, with a shift from using traditional topic models to Large Language Models. Yet the effectiveness of using LLM for large corpus understanding in real-world…

Tabular data comprising rows (samples) with the same set of columns (attributes, is one of the most widely used data-type among various industries, including financial services, health care, research, retail, and logistics, to name a few.…

机器学习 · 计算机科学 2023-02-24 Rajat Singh , Srikanta Bedathur

Tabular data, a fundamental data format in machine learning, is predominantly utilized in competitions and real-world applications. The performance of tabular models--such as gradient boosted decision trees and neural networks--can vary…

机器学习 · 计算机科学 2025-05-20 Si-Yang Liu , Qile Zhou , Han-Jia Ye

Tabular data have been playing a vital role in diverse real-world fields, including healthcare, finance, etc. With the recent success of Large Language Models (LLMs), early explorations of extending LLMs to the domain of tabular data have…

机器学习 · 计算机科学 2025-12-11 Hangting Ye , Jinmeng Li , He Zhao , Dandan Guo , Yi Chang

Although large language models (LLMs) have advanced the state-of-the-art in NLP significantly, deploying them for downstream applications is still challenging due to cost, responsiveness, control, or concerns around privacy and security. As…

计算与语言 · 计算机科学 2023-11-01 Dong-Ho Lee , Jay Pujara , Mohit Sewak , Ryen W. White , Sujay Kumar Jauhar

Our study demonstrates the effective use of Large Language Models (LLMs) for automating the classification of complex datasets. We specifically target proposals of Decentralized Autonomous Organizations (DAOs), as the clas-sification of…

计算机与社会 · 计算机科学 2024-07-04 Christian Ziegler , Marcos Miranda , Guangye Cao , Gustav Arentoft , Doo Wan Nam

Large language models (LLMs) have enhanced our ability to rapidly analyze and classify unstructured natural language data. However, concerns regarding cost, network limitations, and security constraints have posed challenges for their…

机器学习 · 计算机科学 2024-11-05 David Farr , Nico Manzonelli , Iain Cruickshank , Jevin West

In practice, we are often faced with small-sized tabular data. However, current tabular benchmarks are not geared towards data-scarce applications, making it very difficult to derive meaningful conclusions from empirical comparisons. We…

机器学习 · 计算机科学 2024-09-04 Ricardo Knauer , Marvin Grimm , Erik Rodner

Author Name Disambiguation (AND) is a long-standing challenge in bibliometrics and scientometrics, as name ambiguity undermines the accuracy of bibliographic databases and the reliability of research evaluation. This study addresses the…

The advent of large language models (LLMs) capable of producing general-purpose representations lets us revisit the practicality of deep active learning (AL): By leveraging frozen LLM embeddings, we can mitigate the computational costs of…

计算与语言 · 计算机科学 2025-06-04 Lukas Rauch , Moritz Wirth , Denis Huseljic , Marek Herde , Bernhard Sick , Matthias Aßenmacher