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Motivated by the computational limitations of simulating interactions of particles in highly-granular detectors, there exists a concerted effort to build fast and exact machine-learning-based shower simulators. This work reports progress on…

Vision Transformers (ViTs) are pivotal for foundational models in scientific imagery, including Earth science applications, due to their capability to process large sequence lengths. While transformers for text has inspired scaling sequence…

Computer Vision and Pattern Recognition · Computer Science 2024-05-28 Aristeidis Tsaris , Chengming Zhang , Xiao Wang , Junqi Yin , Siyan Liu , Moetasim Ashfaq , Ming Fan , Jong Youl Choi , Mohamed Wahib , Dan Lu , Prasanna Balaprakash , Feiyi Wang

Transformers are transforming the landscape of computer vision, especially for recognition tasks. Detection transformers are the first fully end-to-end learning systems for object detection, while vision transformers are the first fully…

Computer Vision and Pattern Recognition · Computer Science 2021-11-30 Hwanjun Song , Deqing Sun , Sanghyuk Chun , Varun Jampani , Dongyoon Han , Byeongho Heo , Wonjae Kim , Ming-Hsuan Yang

We introduce a novel machine learning method developed for the fast simulation of calorimeter detector response, adapting vector-quantized variational autoencoder (VQ-VAE). Our model adopts a two-stage generation strategy: initially…

Instrumentation and Detectors · Physics 2024-08-07 Qibin Liu , Chase Shimmin , Xiulong Liu , Eli Shlizerman , Shu Li , Shih-Chieh Hsu

Fiber Specklegram Sensors (FSS) are highly effective for environmental monitoring, particularly for detecting temperature variations. However, the nonlinear nature of specklegram data presents significant challenges for accurate temperature…

Image and Video Processing · Electrical Eng. & Systems 2025-11-20 Abhishek Sebastian

In recent years, vision transformers (ViTs) have emerged as powerful and promising techniques for computer vision tasks such as image classification, object detection, and segmentation. Unlike convolutional neural networks (CNNs), which…

Computer Vision and Pattern Recognition · Computer Science 2025-05-20 Shaibal Saha , Lanyu Xu

Recent state-of-the-art performances of Vision Transformers (ViT) in computer vision tasks demonstrate that a general-purpose architecture, which implements long-range self-attention, could replace the local feature learning operations of…

We show the first use of generative transformers for generating calorimeter showers as point clouds in a high-granularity calorimeter. Using the tokenizer and generative part of the OmniJet-${\alpha}$ model, we represent the hits in the…

High Energy Physics - Phenomenology · Physics 2025-06-12 Joschka Birk , Frank Gaede , Anna Hallin , Gregor Kasieczka , Martina Mozzanica , Henning Rose

Recently, Vision Transformers (ViTs) have shown competitive performance on image recognition while requiring less vision-specific inductive biases. In this paper, we investigate if such performance can be extended to image generation. To…

Computer Vision and Pattern Recognition · Computer Science 2024-05-30 Kwonjoon Lee , Huiwen Chang , Lu Jiang , Han Zhang , Zhuowen Tu , Ce Liu

The prospect of quantum computing with a potential exponential speed-up compared to classical computing identifies it as a promising method in the search for alternative future High Energy Physics (HEP) simulation approaches. HEP…

Quantum Physics · Physics 2024-04-30 Florian Rehm , Sofia Vallecorsa , Michele Grossi , Kerstin Borras , Dirk Krücker

Vision Transformers (ViTs) have recently garnered considerable attention, emerging as a promising alternative to convolutional neural networks (CNNs) in several vision-related applications. However, their large model sizes and high…

Machine Learning · Computer Science 2024-05-02 Dayou Du , Gu Gong , Xiaowen Chu

For computer vision, Vision Transformers (ViTs) have become one of the go-to deep net architectures. Despite being inspired by Convolutional Neural Networks (CNNs), ViTs' output remains sensitive to small spatial shifts in the input, i.e.,…

Computer Vision and Pattern Recognition · Computer Science 2023-11-30 Renan A. Rojas-Gomez , Teck-Yian Lim , Minh N. Do , Raymond A. Yeh

Calorimeter shower simulations are often the bottleneck in simulation time for particle physics detectors. A lot of effort is currently spent on optimizing generative architectures for specific detector geometries, which generalize poorly.…

Instrumentation and Detectors · Physics 2022-12-19 Junze Liu , Aishik Ghosh , Dylan Smith , Pierre Baldi , Daniel Whiteson

Vision Transformers (ViTs) have recently become the state-of-the-art across many computer vision tasks. In contrast to convolutional networks (CNNs), ViTs enable global information sharing even within shallow layers of a network, i.e.,…

Computer Vision and Pattern Recognition · Computer Science 2023-04-04 Jongwoo Park , Kumara Kahatapitiya , Donghyun Kim , Shivchander Sudalairaj , Quanfu Fan , Michael S. Ryoo

Distinguishing between quark- and gluon-initiated jets is a critical and challenging task in high-energy physics, pivotal for improving new physics searches and precision measurements at the Large Hadron Collider. While deep learning,…

Computer Vision and Pattern Recognition · Computer Science 2025-06-19 Md Abrar Jahin , Shahriar Soudeep , Arian Rahman Aditta , M. F. Mridha , Nafiz Fahad , Md. Jakir Hossen

This paper proposes a simple, yet effective framework, called GiT, simultaneously applicable for various vision tasks only with a vanilla ViT. Motivated by the universality of the Multi-layer Transformer architecture (e.g, GPT) widely used…

Computer Vision and Pattern Recognition · Computer Science 2024-03-15 Haiyang Wang , Hao Tang , Li Jiang , Shaoshuai Shi , Muhammad Ferjad Naeem , Hongsheng Li , Bernt Schiele , Liwei Wang

Recent work in financial machine learning has shown the virtue of complexity: the phenomenon by which deep learning methods capable of learning highly nonlinear relationships outperform simpler approaches in financial forecasting. While…

Machine Learning · Computer Science 2025-11-06 Emi Soroka , Artem Arzyn

Vision transformers (ViTs) are top performing models on many computer vision benchmarks and can accurately predict human behavior on object recognition tasks. However, researchers question the value of using ViTs as models of biological…

Computer Vision and Pattern Recognition · Computer Science 2023-12-06 Lalit Pandey , Samantha M. W. Wood , Justin N. Wood

The precise modeling of subatomic particle interactions and propagation through matter is paramount for the advancement of nuclear and particle physics searches and precision measurements. The most computationally expensive step in the…

High Energy Physics - Experiment · Physics 2018-02-07 Michela Paganini , Luke de Oliveira , Benjamin Nachman

Whenever invertible generative networks are needed for LHC physics, normalizing flows show excellent performance. In this work, we investigate their performance for fast calorimeter shower simulations with increasing phase space dimension.…

High Energy Physics - Phenomenology · Physics 2025-03-06 Florian Ernst , Luigi Favaro , Claudius Krause , Tilman Plehn , David Shih