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In high energy physics (HEP), machine learning methods have emerged as an effective way to accurately simulate particle collisions at the Large Hadron Collider (LHC). The message-passing generative adversarial network (MPGAN) was the first…

High Energy Physics - Experiment · Physics 2023-12-11 Anni Li , Venkat Krishnamohan , Raghav Kansal , Rounak Sen , Steven Tsan , Zhaoyu Zhang , Javier Duarte

A Generative-Adversarial Network (GAN) based on convolutional neural networks is used to simulate the production of pairs of jets at the LHC. The GAN is trained on events generated using MadGraph5 + Pythia8, and Delphes3 fast detector…

High Energy Physics - Experiment · Physics 2020-10-09 Riccardo Di Sipio , Michele Faucci Giannelli , Sana Ketabchi Haghighat , Serena Palazzo

In this paper, we present a new method to efficiently generate jets in High Energy Physics called PC-JeDi. This method utilises score-based diffusion models in conjunction with transformers which are well suited to the task of generating…

High Energy Physics - Phenomenology · Physics 2024-02-22 Matthew Leigh , Debajyoti Sengupta , Guillaume Quétant , John Andrew Raine , Knut Zoch , Tobias Golling

In this paper, we propose a novel generative adversarial network (GAN) for 3D point clouds generation, which is called tree-GAN. To achieve state-of-the-art performance for multi-class 3D point cloud generation, a tree-structured graph…

Computer Vision and Pattern Recognition · Computer Science 2019-05-17 Dong Wook Shu , Sung Woo Park , Junseok Kwon

Many particle physics datasets like those generated at colliders are described by continuous coordinates (in contrast to grid points like in an image), respect a number of symmetries (like permutation invariance), and have a stochastic…

High Energy Physics - Phenomenology · Physics 2023-11-03 Vinicius Mikuni , Benjamin Nachman , Mariel Pettee

We apply generative adversarial network (GAN) technology to build an event generator that simulates particle production in electron-proton scattering that is free of theoretical assumptions about underlying particle dynamics. The difficulty…

We propose a generative adversarial network for point cloud upsampling, which can not only make the upsampled points evenly distributed on the underlying surface but also efficiently generate clean high frequency regions. The generator of…

Computer Vision and Pattern Recognition · Computer Science 2022-12-14 Hao Liu , Hui Yuan , Junhui Hou , Raouf Hamzaoui , Wei Gao

We introduce EffiFusion-GAN (Efficient Fusion Generative Adversarial Network), a lightweight yet powerful model for speech enhancement. The model integrates depthwise separable convolutions within a multi-scale block to capture diverse…

Sound · Computer Science 2025-08-21 Bin Wen , Tien-Ping Tan

Generative adversarial networks (GANs) have achieved remarkable success with realistic tasks such as creating realistic images, texts, and audio. Combining GANs and quantum computing, quantum GANs are thought to have an exponential…

Quantum Physics · Physics 2024-12-04 Haoran Ma , Liao Ye , Fanjie Ruan , Zichao Zhao , Maohui Li , Yuehai Wang , Jianyi Yang

Deep generative models parametrised by neural networks have recently started to provide accurate results in modelling natural images. In particular, generative adversarial networks provide an unsupervised solution to this problem. In this…

High Energy Physics - Experiment · Physics 2018-11-27 Pasquale Musella , Francesco Pandolfi

As point cloud provides a natural and flexible representation usable in myriad applications (e.g., robotics and self-driving cars), the ability to synthesize point clouds for analysis becomes crucial. Recently, Xie et al. propose a…

Computer Vision and Pattern Recognition · Computer Science 2024-04-22 Yang Ye , Shihao Ji

Generative adversarial networks (GAN) have been effective for learning generative models for real-world data. However, existing GANs (GAN and its variants) tend to suffer from training problems such as instability and mode collapse. In this…

Machine Learning · Computer Science 2018-03-05 Chaoyue Wang , Chang Xu , Xin Yao , Dacheng Tao

Generative models have proven effective at modeling 3D shapes and their statistical variations. In this paper we investigate their application to point clouds, a 3D shape representation widely used in computer vision for which, however,…

Computer Vision and Pattern Recognition · Computer Science 2020-07-21 Roman Klokov , Edmond Boyer , Jakob Verbeek

We examined the feasibility of generative adversarial networks (GANs) to generate photo-realistic images from LiDAR point clouds. For this purpose, we created a dataset of point cloud image pairs and trained the GAN to predict…

Computer Vision and Pattern Recognition · Computer Science 2021-12-22 Nuriel Shalom Mor

Constructing high-quality generative models for 3D shapes is a fundamental task in computer vision with diverse applications in geometry processing, engineering, and design. Despite the recent progress in deep generative modelling,…

Computer Vision and Pattern Recognition · Computer Science 2021-02-08 Vage Egiazarian , Savva Ignatyev , Alexey Artemov , Oleg Voynov , Andrey Kravchenko , Youyi Zheng , Luiz Velho , Evgeny Burnaev

In this study, a novel approach is demonstrated for converting calorimeter images from fast simulations to those akin to comprehensive full simulations, utilizing conditional Generative Adversarial Networks (GANs). The concept of pix2pix is…

High Energy Physics - Experiment · Physics 2024-12-11 Ebru Simsek , Bora Isildak , Anil Dogru , Reyhan , Aydogan Burak Bayrak , Seyda Ertekin

Generative adversarial networks (GANs) are widely used in image generation tasks, yet the generated images are usually lack of texture details. In this paper, we propose a general framework, called Progressively Unfreezing Perceptual GAN…

Computer Vision and Pattern Recognition · Computer Science 2020-06-20 Jinxuan Sun , Yang Chen , Junyu Dong , Guoqiang Zhong

Learning-based methods have proven successful in compressing geometric information for point clouds. For attribute compression, however, they still lag behind non-learning-based methods such as the MPEG G-PCC standard. To bridge this gap,…

Image and Video Processing · Electrical Eng. & Systems 2024-07-22 Xiaolong Mao , Hui Yuan , Xin Lu , Raouf Hamzaoui , Wei Gao

We introduce the Particle Convolution Network (PCN), a new type of equivariant neural network layer suitable for many tasks in jet physics. The particle convolution layer can be viewed as an extension of Deep Sets and Energy Flow network…

High Energy Physics - Phenomenology · Physics 2021-07-08 Chase Shimmin

Three-dimensional geometric data offer an excellent domain for studying representation learning and generative modeling. In this paper, we look at geometric data represented as point clouds. We introduce a deep AutoEncoder (AE) network with…

Computer Vision and Pattern Recognition · Computer Science 2018-06-13 Panos Achlioptas , Olga Diamanti , Ioannis Mitliagkas , Leonidas Guibas