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This work is concerned with discovering the governing partial differential equation (PDE) of a physical system. Existing methods have demonstrated the PDE identification from finite observations but failed to maintain satisfying results…

数值分析 · 数学 2023-02-09 Pongpisit Thanasutives , Takashi Morita , Masayuki Numao , Ken-ichi Fukui

We study causal discovery from observational data in linear Gaussian systems affected by \emph{mixed latent confounding}, where some unobserved factors act broadly across many variables while others influence only small subsets. This…

机器学习 · 计算机科学 2026-01-01 Amir Asiaee , Samhita Pal , James O'quinn , James P. Long

The increasing complexity of neural networks poses significant challenges for democratizing FL on resource?constrained client devices. Parallel split learning (PSL) has emerged as a promising solution by offloading substantial computing…

机器学习 · 计算机科学 2026-03-20 Zheng Lin , Ons Aouedi , Wei Ni , Symeon Chatzinotas , Xianhao Chen

We study federated machine learning (ML) at the wireless edge, where power- and bandwidth-limited wireless devices with local datasets carry out distributed stochastic gradient descent (DSGD) with the help of a remote parameter server (PS).…

分布式、并行与集群计算 · 计算机科学 2020-04-08 Mohammad Mohammadi Amiri , Deniz Gunduz

We propose a learning-based method for adaptively generating low probability of detection (LPD) radar waveforms that blend into their operating environment. Our waveforms are designed to follow a distribution that is indistinguishable from…

信号处理 · 电气工程与系统科学 2025-02-25 Matthew R. Ziemann , Christopher A. Metzler

3D object detection from LiDAR sensor data is an important topic in the context of autonomous cars and drones. In this paper, we present the results of experiments on the impact of backbone selection of a deep convolutional neural network…

计算机视觉与模式识别 · 计算机科学 2022-10-03 Konrad Lis , Tomasz Kryjak

General object composition (GOC) aims to seamlessly integrate a target object into a background scene with desired geometric properties, while simultaneously preserving its fine-grained appearance details. Recent approaches derive semantic…

计算机视觉与模式识别 · 计算机科学 2026-05-19 Jianman Lin , Haojie Li , Chunmei Qing , Zhijing Yang , Liang Lin , Tianshui Chen

When applied to large-scale learning problems, the conventional wisdom on privacy-preserving deep learning, known as Differential Private Stochastic Gradient Descent (DP-SGD), has met with limited success due to significant performance…

机器学习 · 计算机科学 2021-12-30 Jian Du , Haitao Mi

We investigate the problem of finding second-order stationary points (SOSP) in differentially private (DP) stochastic non-convex optimization. Existing methods suffer from two key limitations: (i) inaccurate convergence error rate due to…

机器学习 · 计算机科学 2026-01-21 Youming Tao , Zuyuan Zhang , Dongxiao Yu , Xiuzhen Cheng , Falko Dressler , Di Wang

Distributed Acoustic Sensing (DAS) technology finds growing applications across various domains. However, data distribution disparities due to heterogeneous sensing environments pose challenges for data-driven artificial intelligence (AI)…

计算机视觉与模式识别 · 计算机科学 2025-08-07 Kun Gui , Hongliang Ren , Shang Shi , Jin Lu , Changqiu Yu , Quanjun Cao , Guomin Gu , Qi Xuan

The emergence of deepfake technology has introduced a range of societal problems, garnering considerable attention. Current deepfake detection methods perform well on specific datasets, but exhibit poor performance when applied to datasets…

计算机视觉与模式识别 · 计算机科学 2025-08-15 Lixin Jia , Zhiqing Guo , Gaobo Yang , Liejun Wang , Keqin Li

In this paper, we aim to develop an efficient and compact deep network for RGB-D salient object detection, where the depth image provides complementary information to boost performance in complex scenarios. Starting from a coarse initial…

计算机视觉与模式识别 · 计算机科学 2020-08-18 Shuhan Chen , Yun Fu

Although distributed machine learning has opened up many new and exciting research frontiers, fragmentation of models and data across different machines, nodes, and sites still results in considerable communication overhead, impeding…

机器学习 · 计算机科学 2022-02-04 Bradley T. Baker , Aashis Khanal , Vince D. Calhoun , Barak Pearlmutter , Sergey M. Plis

Camouflaged Object Detection (COD) aims to segment objects that are highly integrated with the background in terms of color, texture, and structure, making it a highly challenging task in computer vision. Although existing methods introduce…

计算机视觉与模式识别 · 计算机科学 2026-03-26 Min Zhang

Remote sensing object detection is particularly challenging due to the high resolution, multi-scale features, and diverse ground object characteristics inherent in satellite and UAV imagery. These challenges necessitate more advanced…

计算机视觉与模式识别 · 计算机科学 2025-02-12 Hui Lin , Nan Li , Pengjuan Yao , Kexin Dong , Yuhan Guo , Danfeng Hong , Ying Zhang , Congcong Wen

Deep Neural Networks (DNNs) based Synthetic Aperture Radar (SAR) Automatic Target Recognition (ATR) systems have shown to be highly vulnerable to adversarial perturbations that are deliberately designed yet almost imperceptible but can bias…

计算机视觉与模式识别 · 计算机科学 2022-12-07 Bowen Peng , Bo Peng , Jie Zhou , Jianyue Xie , Li Liu

Global navigation satellite systems (GNSS) face significant challenges in urban and sub-urban areas due to non-line-of-sight (NLOS) propagation, multipath effects, and low received power levels, resulting in highly non-linear and…

机器学习 · 计算机科学 2025-04-22 M. Humayun Kabir , Md. Ali Hasan , Md. Shafiqul Islam , Kyeongjun Ko , Wonjae Shin

When applying machine learning to medical image classification, data leakage is a critical issue. Previous methods, such as adding noise to gradients for differential privacy, work well on large datasets like MNIST and CIFAR-100, but fail…

机器学习 · 计算机科学 2025-07-10 Xiaobo Huang , Fang Xie

Face anti-spoofing is critical to the security of face recognition systems. Depth supervised learning has been proven as one of the most effective methods for face anti-spoofing. Despite the great success, most previous works still…

计算机视觉与模式识别 · 计算机科学 2020-03-19 Zezheng Wang , Zitong Yu , Chenxu Zhao , Xiangyu Zhu , Yunxiao Qin , Qiusheng Zhou , Feng Zhou , Zhen Lei

4D automotive radar is indispensable for autonomous driving due to its low cost and robustness, yet its point cloud sparsity challenges 3D object detection. Existing 4D radar-camera fusion methods focus on complex fusion strategies, trading…

计算机视觉与模式识别 · 计算机科学 2026-05-21 Weiyi Xiong , Bing Zhu