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We present a novel variational generative adversarial network (VGAN) based on Wasserstein loss to learn a latent representation from a face image that is invariant to identity but preserves head-pose information. This facilitates synthesis…

计算机视觉与模式识别 · 计算机科学 2020-03-03 Hiroki Kawai , Jiawei Chen , Prakash Ishwar , Janusz Konrad

Several approaches have been developed to mitigate algorithmic bias stemming from health data poverty, where minority groups are underrepresented in training datasets. Augmenting the minority class using resampling (such as SMOTE) is a…

机器学习 · 计算机科学 2022-10-27 Raffaele Marchesi , Nicolo Micheletti , Giuseppe Jurman , Venet Osmani

Super-resolution techniques have the potential to reduce the computational cost of cosmological and astrophysical simulations. This can be achieved by enabling traditional simulation methods to run at lower resolution and then efficiently…

星系天体物理 · 物理学 2025-06-24 John Brennan , Sreedhar Balu , Yuxiang Qin , John Regan , Chris Power

The scarcity of high-quality residential load data can pose obstacles for decarbonizing the residential sector as well as effective grid planning and operation. The above challenges have motivated research into generating synthetic load…

机器学习 · 计算机科学 2025-04-28 Xinyu Liang , Hao Wang

Image generation and image completion are rapidly evolving fields, thanks to machine learning algorithms that are able to realistically replace missing pixels. However, generating large high resolution images, with a large level of details,…

计算机视觉与模式识别 · 计算机科学 2022-11-29 Renato Cardoso , Sofia Vallecorsa , Edoardo Nemni

Amyotrophic Lateral Sclerosis (ALS) is a rare neurodegenerative disease, and high-quality EEG data from ALS patients are scarce. This data scarcity, coupled with severe class imbalance between ALS and healthy control recordings, poses a…

机器学习 · 计算机科学 2025-06-23 Abdulvahap Mutlu , Şengül Doğan , Türker Tuncer

When researchers develop new econometric methods it is common practice to compare the performance of the new methods to those of existing methods in Monte Carlo studies. The credibility of such Monte Carlo studies is often limited because…

计量经济学 · 经济学 2020-07-23 Susan Athey , Guido Imbens , Jonas Metzger , Evan Munro

It is well known that the performance of any classification model is effective if the dataset used for the training process and the test process satisfy some specific requirements. In other words, the more the dataset size is large,…

计算机视觉与模式识别 · 计算机科学 2022-11-09 Hazem Zein , Samer Chantaf , Régis Fournier , Amine Nait-Ali

Generative models based on latent variables, such as generative adversarial networks (GANs) and variational auto-encoders (VAEs), have gained lots of interests due to their impressive performance in many fields. However, many data such as…

机器学习 · 统计学 2024-09-30 Yixuan Qiu , Qingyi Gao , Xiao Wang

We introduce a method to generate synthetic protein sequences which are predicted to be resistant to certain antibiotics. We did this using 6,023 genes that were predicted to be resistant to antibiotics in the intestinal region of the human…

基因组学 · 定量生物学 2019-05-01 Prabal Chhibbar , Arpit Joshi

Generative Adversarial Networks (GANs) have demonstrated their versatility across various applications, including data augmentation and malware detection. This research explores the effectiveness of utilizing GAN-generated data to train a…

密码学与安全 · 计算机科学 2024-03-06 Kawana Stalin , Mikias Berhanu Mekoya

Most sign language handshape datasets are severely limited and unbalanced, posing significant challenges to effective model training. In this paper, we explore the effectiveness of augmenting the training data of a handshape classifier by…

计算机视觉与模式识别 · 计算机科学 2025-08-21 Gaston Gustavo Rios , Pedro Dal Bianco , Franco Ronchetti , Facundo Quiroga , Oscar Stanchi , Santiago Ponte Ahón , Waldo Hasperué

Generative models and in particular Generative Adversarial Networks (GANs) have become very popular and powerful data generation tool. In recent years, major progress has been made in extending this concept into the quantum realm. However,…

量子物理 · 物理学 2023-09-19 Wiktor Jurasz , Christian B. Mendl

Weakly-supervised learning has become a popular technology in recent years. In this paper, we propose a novel medical image classification algorithm, called Weakly-Supervised Generative Adversarial Networks (WSGAN), which only uses a small…

计算机视觉与模式识别 · 计算机科学 2021-12-01 Jiawei Mao , Xuesong Yin , Yuanqi Chang , Qi Huang

Population synthesis is concerned with the generation of synthetic yet realistic representations of populations. It is a fundamental problem in the modeling of transport where the synthetic populations of micro-agents represent a key input…

机器学习 · 统计学 2019-07-19 Stanislav S. Borysov , Jeppe Rich , Francisco C. Pereira

Synthetic data is an emerging technology that can significantly accelerate the development and deployment of AI machine learning pipelines. In this work, we develop high-fidelity time-series generators, the SigWGAN, by combining…

机器学习 · 计算机科学 2021-11-03 Hao Ni , Lukasz Szpruch , Marc Sabate-Vidales , Baoren Xiao , Magnus Wiese , Shujian Liao

Audio signals are sampled at high temporal resolutions, and learning to synthesize audio requires capturing structure across a range of timescales. Generative adversarial networks (GANs) have seen wide success at generating images that are…

声音 · 计算机科学 2019-02-12 Chris Donahue , Julian McAuley , Miller Puckette

Traditional generative adversarial networks (GAN) and many of its variants are trained by minimizing the KL or JS-divergence loss that measures how close the generated data distribution is from the true data distribution. A recent advance…

计算机视觉与模式识别 · 计算机科学 2017-04-18 Felix Juefei-Xu , Vishnu Naresh Boddeti , Marios Savvides

The design of personalized cranial implants is a challenging and tremendous task that has become a hot topic in terms of process automation with the use of deep learning techniques. The main challenge is associated with the high diversity…

图像与视频处理 · 电气工程与系统科学 2023-08-10 Kamil Kwarciak , Marek Wodzinski

Synthetic data is becoming an increasingly promising technology, and successful applications can improve privacy, fairness, and data democratization. While there are many methods for generating synthetic tabular data, the task remains…

机器学习 · 计算机科学 2023-02-27 Alexander Norcliffe , Bogdan Cebere , Fergus Imrie , Pietro Lio , Mihaela van der Schaar