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Federated learning aims to learn a global model that performs well on client devices with limited cross-client communication. Personalized federated learning (PFL) further extends this setup to handle data heterogeneity between clients by…

机器学习 · 计算机科学 2021-10-27 Idan Achituve , Aviv Shamsian , Aviv Navon , Gal Chechik , Ethan Fetaya

Synthetic aperture radar (SAR) images are affected by a spatially-correlated and signal-dependent noise called speckle, which is very severe and may hinder image exploitation. Despeckling is an important task that aims at removing such…

图像与视频处理 · 电气工程与系统科学 2021-05-04 Giulia Fracastoro , Enrico Magli , Giovanni Poggi , Giuseppe Scarpa , Diego Valsesia , Luisa Verdoliva

Machine learning models fail to perform when facing out-of-distribution (OOD) domains, a challenging task known as domain generalization (DG). In this work, we develop a novel DG training strategy, we call PGrad, to learn a robust gradient…

机器学习 · 计算机科学 2023-05-03 Zhe Wang , Jake Grigsby , Yanjun Qi

Sparse autoencoders (SAEs) have received considerable recent attention as tools for mechanistic interpretability, showing success at extracting interpretable features even from very large LLMs. However, this research has been largely…

机器学习 · 计算机科学 2025-05-20 Jeremy Budd , Javier Ideami , Benjamin Macdowall Rynne , Keith Duggar , Randall Balestriero

Fine-grained image classification has emerged as a significant challenge because objects in such images have small inter-class visual differences but with large variations in pose, lighting, and viewpoints, etc. Most existing work focuses…

计算机视觉与模式识别 · 计算机科学 2020-04-07 Xuelu Li , Vishal Monga

Deep learning methods based synthetic aperture radar (SAR) image target recognition tasks have been widely studied currently. The existing deep methods are insufficient to perceive and mine the scattering information of SAR images,…

计算机视觉与模式识别 · 计算机科学 2025-04-08 Chenxi Zhao , Daochang Wang , Siqian Zhang , Gangyao Kuang

This paper presents a new framework to use images as the inputs for the controller to have autonomous flight, considering the noisy indoor environment and uncertainties. A new Proportional-Integral-Derivative-Accelerated (PIDA) control with…

机器人学 · 计算机科学 2020-09-17 Seid Miad Zandavi , Vera Chung , Ali Anaissi

Diffusion MRI (dMRI) angular super-resolution (ASR) aims to reconstruct high-angular-resolution (HAR) signals from limited low-angular-resolution (LAR) data without prolonging scan time. However, existing methods are limited in recovering…

图像与视频处理 · 电气工程与系统科学 2025-09-10 Mu Nan , Taohui Xiao , Ruoyou Wu , Shoujun Yu , Ye Li , Hairong Zheng , Shanshan Wang

Grasping is one of the most fundamental challenging capabilities in robotic manipulation, especially in unstructured, cluttered, and semantically diverse environments. Recent researches have increasingly explored language-guided…

机器人学 · 计算机科学 2025-12-25 Zebin Jiang , Tianle Jin , Xiangtong Yao , Alois Knoll , Hu Cao

We present a simple yet effective progressive self-guided loss function to facilitate deep learning-based salient object detection (SOD) in images. The saliency maps produced by the most relevant works still suffer from incomplete…

计算机视觉与模式识别 · 计算机科学 2021-09-08 Sheng Yang , Weisi Lin , Guosheng Lin , Qiuping Jiang , Zichuan Liu

With the proliferation of smart devices having built-in sensors, Internet connectivity, and programmable computation capability in the era of Internet of things (IoT), tremendous data is being generated at the network edge. Federated…

机器学习 · 计算机科学 2020-03-31 Rui Hu , Yuanxiong Guo , E. Paul. Ratazzi , Yanmin Gong

Fine-grained vehicle recognition (FGVR) is an essential fundamental technology for intelligent transportation systems, but very difficult because of its inherent intra-class variation. Most previous FGVR studies only focus on the…

计算机视觉与模式识别 · 计算机科学 2025-02-04 Dichao Liu

As the perception range of LiDAR increases, LiDAR-based 3D object detection becomes a dominant task in the long-range perception task of autonomous driving. The mainstream 3D object detectors usually build dense feature maps in the network…

计算机视觉与模式识别 · 计算机科学 2022-10-04 Lue Fan , Feng Wang , Naiyan Wang , Zhaoxiang Zhang

Real-world object detection models should be cheap and accurate. Knowledge distillation (KD) can boost the accuracy of a small, cheap detection model by leveraging useful information from a larger teacher model. However, a key challenge is…

计算机视觉与模式识别 · 计算机科学 2022-07-19 Chenhongyi Yang , Mateusz Ochal , Amos Storkey , Elliot J. Crowley

Aero-engine is the core component of aircraft and other spacecraft. The high-speed rotating blades provide power by sucking in air and fully combusting, and various defects will inevitably occur, threatening the operation safety of…

计算机视觉与模式识别 · 计算机科学 2024-09-24 Hongbing Shang , Qixiu Yang , Chuang Sun , Xuefeng Chen , Ruqiang Yan

Synthetic aperture radar (SAR) imaging plays a critical role in all-weather, day-and-night remote sensing, yet reconstruction is often challenged by noise, undersampling, and complex scattering scenarios. Conventional methods, including…

信号处理 · 电气工程与系统科学 2025-12-09 Hefei Gao , Tianyao Huang , Letian Guo , Jie He , Yonina C. Eldar

Object detection in aerial imagery is a critical task in applications such as UAV reconnaissance. Although existing methods have extensively explored feature interaction between different modalities, they commonly rely on simple fusion…

计算机视觉与模式识别 · 计算机科学 2026-01-12 Zidong Gu , Shoufu Tian

Synthetic aperture radar automatic target recognition (SAR ATR) is of considerable importance in marine navigation and disaster monitoring. However, the coherent speckle noise inherent in SAR imagery often obscures salient target features,…

计算机视觉与模式识别 · 计算机科学 2026-03-24 Yansong Lin , Zihan Cheng , Jielei Wang , Guoming Lua , Zongyong Cui

This paper presents Densely Supervised Grasp Detector (DSGD), a deep learning framework which combines CNN structures with layer-wise feature fusion and produces grasps and their confidence scores at different levels of the image hierarchy…

计算机视觉与模式识别 · 计算机科学 2019-01-31 Umar Asif , Jianbin Tang , Stefan Harrer

Deep Metric Learning (DML) methods have been proven relevant for visual similarity learning. However, they sometimes lack generalization properties because they are trained often using an inappropriate sample selection strategy or due to…