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In the present study, the capabilities of a new Convolutional Neural Network (CNN) model are explored with the paramount objective of reconstructing the temperature field of wall-bounded flows based on a limited set of measurement points…

流体动力学 · 物理学 2022-02-02 Victor Coppo Leite , Elia Merzari , Roberto Ponciroli , Lander Ibarra

Previous work has shown that feature maps of deep convolutional neural networks (CNNs) can be interpreted as feature representation of a particular image region. Features aggregated from these feature maps have been exploited for image…

计算机视觉与模式识别 · 计算机科学 2016-11-08 Jiedong Hao , Jing Dong , Wei Wang , Tieniu Tan

Data-driven techniques have improved the accuracy of Reynolds-averaged Navier-Stokes (RANS) models in fluid dynamics. However, modeling separated flows remains challenging due to their complex physics and sensitivity to local conditions.…

流体动力学 · 物理学 2025-11-19 Ali Eidi , Tyler Buchanan , Letian Jiang , Richard P. Dwight

This work develops rigorous theoretical basis for the fact that deep Bayesian neural network (BNN) is an effective tool for high-dimensional variable selection with rigorous uncertainty quantification. We develop new Bayesian non-parametric…

机器学习 · 统计学 2019-12-04 Jeremiah Zhe Liu

This research addresses the challenge of characterizing the complexity and unpredictability of basins within various dynamical systems. The main focus is on demonstrating the efficiency of convolutional neural networks (CNNs) in this field.…

机器学习 · 计算机科学 2024-06-18 David Valle , Alexandre Wagemakers , Miguel A. F. Sanjuán

Convolutional neural networks (CNNs) have achieved remarkable performance in various fields, particularly in the domain of computer vision. However, why this architecture works well remains to be a mystery. In this work we move a small step…

机器学习 · 计算机科学 2019-05-27 Bing Yu , Junzhao Zhang , Zhanxing Zhu

This paper introduces an innovative keypoint detection technique based on Convolutional Neural Networks (CNNs) to enhance the performance of existing Deep Visual Servoing (DVS) models. To validate the convergence of the Image-Based Visual…

机器人学 · 计算机科学 2024-09-23 Niloufar Amiri , Guanghui Wang , Farrokh Janabi-Sharifi

The Versatile Video Coding (VVC) standard has been recently finalized by the Joint Video Exploration Team (JVET). Compared to the High Efficiency Video Coding (HEVC) standard, VVC offers about 50% compression efficiency gain, in terms of…

多媒体 · 计算机科学 2023-10-24 Yiqun Liu , Marc Riviere , Thomas Guionnet , Aline Roumy , Christine Guillemot

Visual multimedia have become an inseparable part of our digital social lives, and they often capture moments tied with deep affections. Automated visual sentiment analysis tools can provide a means of extracting the rich feelings and…

计算机视觉与模式识别 · 计算机科学 2017-01-30 Victor Campos , Brendan Jou , Xavier Giro-i-Nieto

Face parsing is an important problem in computer vision that finds numerous applications including recognition and editing. Recently, deep convolutional neural networks (CNNs) have been applied to image parsing and segmentation with the…

计算机视觉与模式识别 · 计算机科学 2017-08-08 Sifei Liu , Jianping Shi , Ji Liang , Ming-Hsuan Yang

Building discriminative representations for 3D data has been an important task in computer graphics and computer vision research. Convolutional Neural Networks (CNNs) have shown to operate on 2D images with great success for a variety of…

计算机视觉与模式识别 · 计算机科学 2016-10-26 Yangyan Li , Soeren Pirk , Hao Su , Charles R. Qi , Leonidas J. Guibas

In this work, we propose a framework whereby flow imaging data is leveraged to extract relevant information from flowfield visualizations. To this end, a vision transformer (ViT) model is developed to predict the unsteady pressure…

流体动力学 · 物理学 2023-05-10 Renato F. Miotto , William R. Wolf

Existing computer vision processing pipeline acquires visual information using an image sensor that captures pixel information in the Bayer pattern. The raw sensor data are then processed using an image signal processor (ISP) that first…

计算机视觉与模式识别 · 计算机科学 2025-08-15 Haichao Wang , Xinyue Xi , Jiangtao Wen , Yuxing Han

Bayesian Neural Networks (BNNs) provide principled estimates of model and data uncertainty by encoding parameters as distributions. This makes them key enablers for reliable AI that can be deployed on safety critical edge systems. These…

新兴技术 · 计算机科学 2024-11-13 Prabodh Katti , Bashir M. Al-Hashimi , Bipin Rajendran

Voigt profile (VP) decomposition of quasar absorption lines is key to studying intergalactic gas and the baryon cycle governing the formation and evolution of galaxies. The VP velocities, column densities, and Doppler $b$ parameters inform…

星系天体物理 · 物理学 2023-11-28 Bryson Stemock , Christopher W. Churchill , Avery Lee , Sultan Hassan , Caitlin Doughty , Rogelio Ochoa

In recent years, there have been a surge in applications of neural networks (NNs) in physical sciences. Although various algorithmic advances have been proposed, there are, thus far, limited number of studies that assess the…

流体动力学 · 物理学 2020-12-17 Kai Fukami , Romit Maulik , Nesar Ramachandra , Koji Fukagata , Kunihiko Taira

Texture classification is an important and challenging problem in many image processing applications. While convolutional neural networks (CNNs) achieved significant successes for image classification, texture classification remains a…

计算机视觉与模式识别 · 计算机科学 2017-07-25 Shin Fujieda , Kohei Takayama , Toshiya Hachisuka

Vehicle color information is one of the important elements in ITS (Intelligent Traffic System). In this paper, we present a vehicle color recognition method using convolutional neural network (CNN). Naturally, CNN is designed to learn…

计算机视觉与模式识别 · 计算机科学 2018-08-16 Reza Fuad Rachmadi , I Ketut Eddy Purnama

Crowd counting is a challenging yet critical task in computer vision with applications ranging from public safety to urban planning. Recent advances using Convolutional Neural Networks (CNNs) that estimate density maps have shown…

计算机视觉与模式识别 · 计算机科学 2025-07-10 Abhinav Sagar

Intrusion detection system (IDS) plays an essential role in computer networks protecting computing resources and data from outside attacks. Recent IDS faces challenges improving flexibility and efficiency of the IDS for unexpected and…

密码学与安全 · 计算机科学 2020-03-05 Azizjon Meliboev , Jumabek Alikhanov , Wooseong Kim
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