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Related papers: Hierarchical Synthetic Tabular Data Generation: A …

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Existing differentially private (DP) synthetic data generation mechanisms typically assume a single-source table. In practice, data is often distributed across multiple tables with relationships across tables. In this paper, we introduce…

Machine Learning · Computer Science 2025-01-22 Kaveh Alimohammadi , Hao Wang , Ojas Gulati , Akash Srivastava , Navid Azizan

While data sharing is crucial for knowledge development, privacy concerns and strict regulation (e.g., European General Data Protection Regulation (GDPR)) limit its full effectiveness. Synthetic tabular data emerges as alternative to enable…

Machine Learning · Computer Science 2022-04-04 Zilong Zhao , Aditya Kunar , Robert Birke , Lydia Y. Chen

Generating synthetic tabular health data is challenging, and evaluating their quality is equally, if not more, complex. This systematic review highlights the critical importance of rigorous evaluation of synthetic health data to ensure…

Machine Learning · Computer Science 2026-05-15 Nazia Nafis , Inaki Esnaola , Alvaro Martinez-Perez , Maria-Cruz Villa-Uriol , Venet Osmani

The recent application of deep learning models to financial trading has heightened the need for high fidelity financial time series data. This synthetic data can be used to supplement historical data to train large trading models. The…

Computational Finance · Quantitative Finance 2025-10-28 Ollie Olby , Rory Baggott , Namid Stillman

Synthetic tabular data is crucial for sharing and augmenting data across silos, especially for enterprises with proprietary data. However, existing synthesizers are designed for centrally stored data. Hence, they struggle with real-world…

Machine Learning · Computer Science 2024-04-05 Aditya Shankar , Hans Brouwer , Rihan Hai , Lydia Chen

Synthetic data generation is integral to ML pipelines, e.g., to augment training data, replace sensitive information, and even to power advanced platforms like DeepSeek. While LLMs fine-tuned for synthetic data generation are gaining…

Machine Learning · Computer Science 2025-03-17 Shengzhe Xu , Cho-Ting Lee , Mandar Sharma , Raquib Bin Yousuf , Nikhil Muralidhar , Naren Ramakrishnan

In many industries, as well as in academic research, information is primarily transmitted in the form of unstructured documents (this article, for example). Hierarchically-related data is rendered as tables, and extracting information from…

Computer Vision and Pattern Recognition · Computer Science 2020-01-17 Nataliya Le Vine , Claus Horn , Matthew Zeigenfuse , Mark Rowan

Automated generation of high-quality topical hierarchies for a text collection is a dream problem in knowledge engineering with many valuable applications. In this paper a scalable and robust algorithm is proposed for constructing a…

Machine Learning · Computer Science 2014-03-17 Chi Wang , Xueqing Liu , Yanglei Song , Jiawei Han

Synthetic data generation, a cornerstone of Generative Artificial Intelligence, promotes a paradigm shift in data science by addressing data scarcity and privacy while enabling unprecedented performance. As synthetic data becomes more…

Machine Learning · Statistics 2024-03-12 Xiaotong Shen , Yifei Liu , Rex Shen

In Table-to-Text (T2T) generation, existing approaches predominantly focus on providing objective descriptions of tabular data. However, generating text that incorporates subjectivity, where subjectivity refers to interpretations beyond raw…

Computation and Language · Computer Science 2025-07-29 Ronak Upasham , Tathagata Dey , Pushpak Bhattacharyya

The current state-of-the-art generative models for open-domain question answering (ODQA) have focused on generating direct answers from unstructured textual information. However, a large amount of world's knowledge is stored in structured…

Computation and Language · Computer Science 2021-12-09 Alexander Hanbo Li , Patrick Ng , Peng Xu , Henghui Zhu , Zhiguo Wang , Bing Xiang

As large language models (LLMs) are applied to more use cases, creating high quality, task-specific datasets for fine-tuning becomes a bottleneck for model improvement. Using high quality human data has been the most common approach to…

Computation and Language · Computer Science 2024-10-31 Yung-Chieh Chan , George Pu , Apaar Shanker , Parth Suresh , Penn Jenks , John Heyer , Sam Denton

Synthesizing high-quality tabular data is an important topic in many data science tasks, ranging from dataset augmentation to privacy protection. However, developing expressive generative models for tabular data is challenging due to its…

Machine Learning · Computer Science 2025-02-18 Juntong Shi , Minkai Xu , Harper Hua , Hengrui Zhang , Stefano Ermon , Jure Leskovec

This paper deals with the control synthesis problem for a continuous nonlinear dynamical system under a Linear Temporal Logic (LTL) formula. The proposed solution is a top-down hierarchical decomposition of the control problem involving…

Systems and Control · Computer Science 2021-04-09 Pierre-Jean Meyer , Dimos V. Dimarogonas

Despite the commendable progress of recent LLM-based data synthesis methods, they face two limitations in generating table instruction tuning data. First, they can not thoroughly explore the vast input space of table understanding tasks,…

Computation and Language · Computer Science 2025-06-11 Mingyu Zheng , Zhifan Feng , Jia Wang , Lanrui Wang , Zheng Lin , Yang Hao , Weiping Wang

In the era of big data, access to abundant data is crucial for driving research forward. However, such data is often inaccessible due to privacy concerns or high costs, particularly in healthcare domain. Generating synthetic (tabular) data…

Machine Learning · Computer Science 2026-04-10 Yaobin Ling , Xiaoqian Jiang , Yejin Kim

Tabular reasoning involves interpreting natural language queries about tabular data, which presents a unique challenge of combining language understanding with structured data analysis. Existing methods employ either textual reasoning,…

Databases · Computer Science 2025-04-08 Nikhil Abhyankar , Vivek Gupta , Dan Roth , Chandan K. Reddy

Large language models (LLMs) have achieved promising results in tabular data generation. However, inherent historical biases in tabular datasets often cause LLMs to exacerbate fairness issues, particularly when multiple advantaged and…

Machine Learning · Computer Science 2025-09-23 Tianchun Li , Tianci Liu , Xingchen Wang , Rongzhe Wei , Pan Li , Lu Su , Jing Gao

Collecting and annotating datasets for pixel-level semantic segmentation tasks are highly labor-intensive. Data augmentation provides a viable solution by enhancing model generalization without additional real-world data collection.…

Computer Vision and Pattern Recognition · Computer Science 2026-03-20 Huy Che , Dinh-Duy Phan , Duc-Khai Lam

Data augmentation has attracted a lot of research attention in the deep learning era for its ability in alleviating data sparseness. The lack of labeled data for unseen evaluation databases is exactly the major challenge for cross-domain…

Computation and Language · Computer Science 2022-11-16 Kun Wu , Lijie Wang , Zhenghua Li , Ao Zhang , Xinyan Xiao , Hua Wu , Min Zhang , Haifeng Wang
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