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Developments in deep generative models have allowed for tractable learning of high-dimensional data distributions. While the employed learning procedures typically assume that training data is drawn i.i.d. from the distribution of interest,…

Machine Learning · Computer Science 2017-05-24 Ari Seff , Alex Beatson , Daniel Suo , Han Liu

One of the limiting factors in training data-driven, rare-event prediction algorithms is the scarcity of the events of interest resulting in an extreme imbalance in the data. There have been many methods introduced in the literature for…

Machine Learning · Computer Science 2021-05-18 Yang Chen , Dustin J. Kempton , Azim Ahmadzadeh , Rafal A. Angryk

Generative adversarial networks (GANs) implicitly learn the probability distribution of a dataset and can draw samples from the distribution. This paper presents, Tabular GAN (TGAN), a generative adversarial network which can generate…

Machine Learning · Computer Science 2018-11-29 Lei Xu , Kalyan Veeramachaneni

Generative models such as Large Language Models, Diffusion Models, and generative adversarial networks have recently revolutionized the creation of synthetic data, offering scalable solutions to data scarcity, privacy, and annotation…

Machine Learning · Computer Science 2025-08-28 Dawei Li , Yue Huang , Ming Li , Tianyi Zhou , Xiangliang Zhang , Huan Liu

The difficulty in obtaining labeled data relevant to a given task is among the most common and well-known practical obstacles to applying deep learning techniques to new or even slightly modified domains. The data volumes required by the…

Computer Vision and Pattern Recognition · Computer Science 2019-09-24 Jonathan Howe , Kyle Pula , Aaron A. Reite

Due to confidentiality issues, it can be difficult to access or share interesting datasets for methodological development in actuarial science, or other fields where personal data are important. We show how to design three different types…

Machine Learning · Statistics 2020-08-17 Marie-Pier Cote , Brian Hartman , Olivier Mercier , Joshua Meyers , Jared Cummings , Elijah Harmon

In this paper, we propose to equip Generative Adversarial Networks with the ability to produce direct energy estimates for samples.Specifically, we propose a flexible adversarial training framework, and prove this framework not only ensures…

Machine Learning · Computer Science 2017-02-27 Zihang Dai , Amjad Almahairi , Philip Bachman , Eduard Hovy , Aaron Courville

Generative Policy-based Models aim to enable a coalition of systems, be they devices or services to adapt according to contextual changes such as environmental factors, user preferences and different tasks whilst adhering to various…

Artificial Intelligence · Computer Science 2019-05-01 Daniel Cunnington , Graham White , Geeth de Mel

How to generate conditional synthetic data for a domain without utilizing information about its labels/attributes? Our work presents a solution to the above question. We propose a transfer learning-based framework utilizing normalizing…

Computer Vision and Pattern Recognition · Computer Science 2021-08-26 Hari Prasanna Das , Ryan Tran , Japjot Singh , Yu-Wen Lin , Costas J. Spanos

Limited visibility of distribution network power flows at the low voltage level presents challenges to both distribution network operators from a planning perspective and distribution system operators from a congestion management…

Systems and Control · Electrical Eng. & Systems 2026-02-11 Alistair Brash , Junyi Lu , Bruce Stephen , Blair Brown , Robert Atkinson , Craig Michie , Fraser MacIntyre , Christos Tachtatzis

Score-based generative models (SGMs) are generative models that are in the spotlight these days. Time-series frequently occurs in our daily life, e.g., stock data, climate data, and so on. Especially, time-series forecasting and…

Machine Learning · Computer Science 2023-01-23 Haksoo Lim , Minjung Kim , Sewon Park , Noseong Park

In this paper, we propose the application of conditional generative adversarial networks to solve various phase retrieval problems. We show that including knowledge of the measurement process at training time leads to an optimization at…

Image and Video Processing · Electrical Eng. & Systems 2020-07-09 Tobias Uelwer , Alexander Oberstraß , Stefan Harmeling

Generative adversarial networks (GANs) learn a deep generative model that is able to synthesise novel, high-dimensional data samples. New data samples are synthesised by passing latent samples, drawn from a chosen prior distribution,…

Computer Vision and Pattern Recognition · Computer Science 2018-02-16 Antonia Creswell , Anil A Bharath

A conditional Generative Adversarial Network allows for generating samples conditioned on certain external information. Being able to recover latent and conditional vectors from a condi- tional GAN can be potentially valuable in various…

Computer Vision and Pattern Recognition · Computer Science 2019-03-26 Sihao Ding , Andreas Wallin

Despite various breakthroughs in machine learning and data analysis techniques for improving smart operation and management of urban water infrastructures, some key limitations obstruct this progress. Among these shortcomings, the absence…

Machine Learning · Computer Science 2023-02-01 Amin E. Bakhshipour , Alireza Koochali , Ulrich Dittmer , Ali Haghighi , Sheraz Ahmad , Andreas Dengel

Generative Adversarial Networks (GANs) should produce synthetic data that fits the underlying distribution of the data being modeled. For real valued time-series data, this implies the need to simultaneously capture the static distribution…

Machine Learning · Computer Science 2024-05-14 Joe Beck , Subhadeep Chakraborty

It is abundantly clear that time dependent data is a vital source of information in the world. The challenge has been for applications in machine learning to gain access to a considerable amount of quality data needed for algorithm…

Machine Learning · Computer Science 2020-07-01 Kaleb E Smith , Anthony O Smith

This paper develops a deep-learning framework to synthesize a ground-level view of a location given an overhead image. We propose a novel conditional generative adversarial network (cGAN) in which the trained generator generates realistic…

Computer Vision and Pattern Recognition · Computer Science 2019-02-21 Xueqing Deng , Yi Zhu , Shawn Newsam

A critical factor in trustworthy machine learning is to develop robust representations of the training data. Only under this guarantee methods are legitimate to artificially generate data, for example, to counteract imbalanced datasets or…

Machine Learning · Computer Science 2024-12-12 Leon Scharwächter , Sebastian Otte

Generating power system states that have similar distribution and dependency to the historical ones is essential for the tasks of system planning and security assessment, especially when the historical data is insufficient. In this paper,…

Machine Learning · Computer Science 2022-12-14 Chenguang Wang , Simon H. Tindemans , Peter Palensky