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In this paper, we propose a Robbins-Monro augmented Lagrangian method (RMALM) to solve a class of constrained stochastic convex optimization, which can be regarded as a hybrid of the Robbins-Monro type stochastic approximation method and…

最优化与控制 · 数学 2022-09-02 Rui Wang , Chao Ding

We consider a variant of regression problem, where the correspondence between input and output data is not available. Such shuffled data is commonly observed in many real world problems. Taking flow cytometry as an example, the measuring…

机器学习 · 计算机科学 2021-02-12 Yujia Xie , Yixiu Mao , Simiao Zuo , Hongteng Xu , Xiaojing Ye , Tuo Zhao , Hongyuan Zha

Real-time registration of partially overlapping point clouds has emerging applications in cooperative perception for autonomous vehicles and multi-agent SLAM. The relative translation between point clouds in these applications is higher…

计算机视觉与模式识别 · 计算机科学 2021-12-21 Eduardo Arnold , Sajjad Mozaffari , Mehrdad Dianati

In robotic inspection, joint registration of multiple point clouds is an essential technique for estimating the transformation relationships between measured parts, such as multiple blades in a propeller. However, the presence of noise and…

机器人学 · 计算机科学 2024-09-17 Lingjie Su , Wei Xu , Shuyang Zhao , Yuqi Cheng , Wenlong Li

Ground segmentation is an important preprocessing task for autonomous vehicles (AVs) with 3D LiDARs. To solve the problem of existing ground segmentation methods being very difficult to balance accuracy and computational complexity, a fast…

计算机视觉与模式识别 · 计算机科学 2021-02-01 Weixin Huang , Huawei Liang , Linglong Lin , Zhiling Wang , Shaobo Wang , Biao Yu , Runxin Niu

Adaptive mesh refinement (AMR) is often used when solving time-dependent partial differential equations using numerical methods. It enables time-varying regions of much higher resolution, which can be used to track discontinuities in the…

数值分析 · 数学 2018-10-03 Brisa N Davis , Randall J LeVeque

This paper presents the accurate, highly efficient, and learning-free method CFEAR Radarodometry for large-scale radar odometry estimation. By using a filtering technique that keeps the k strongest returns per azimuth and by additionally…

机器人学 · 计算机科学 2021-09-17 Daniel Adolfsson , Martin Magnusson , Anas Alhashimi , Achim J. Lilienthal , Henrik Andreasson

Rapid generation of large-scale orthoimages from Unmanned Aerial Vehicles (UAVs) has been a long-standing focus of research in the field of aerial mapping. A multi-sensor UAV system, integrating the Global Positioning System (GPS), Inertial…

计算机视觉与模式识别 · 计算机科学 2025-03-06 Jialei He , Zhihao Zhan , Zhituo Tu , Xiang Zhu , Jie Yuan

Fine Grained Visual Categorization (FGVC) remains a challenging task in computer vision due to subtle inter class differences and fragile feature representations. Existing methods struggle in fine grained scenarios, especially when labeled…

计算机视觉与模式识别 · 计算机科学 2025-06-30 Mingquan Liu

Many modern computer vision and machine learning applications rely on solving difficult optimization problems that involve non-differentiable objective functions and constraints. The alternating direction method of multipliers (ADMM) is a…

计算机视觉与模式识别 · 计算机科学 2017-04-11 Zheng Xu , Mario A. T. Figueiredo , Xiaoming Yuan , Christoph Studer , Tom Goldstein

Planning trajectories for nonholonomic systems is difficult and computationally expensive. When facing unexpected events, it may therefore be preferable to deform in some way the initially planned trajectory rather than to re-plan entirely…

机器人学 · 计算机科学 2011-05-31 Quang-Cuong Pham

Least-absolute-deviations (LAD) line fitting is robust to outliers but computationally more involved than least squares regression. Although the literature includes linear and near-linear time algorithms for the LAD line fitting problem,…

机器学习 · 统计学 2025-12-25 Stefan Volz , Martin Storath , Andreas Weinmann

This paper proposes low-complexity robust adaptive beamforming (RAB) techniques based on shrinkage methods. We firstly briefly review a Low-Complexity Shrinkage-Based Mismatch Estimation (LOCSME) batch algorithm to estimate the desired…

信息论 · 计算机科学 2015-12-08 H. Ruan , R. C. de Lamare

This letter presents a feature-guided adversarial framework, namely ComGAN, which is designed to reconstruct an incomplete fingerprint database by inferring missing received signal strength (RSS) values at unmeasured reference points (RPs).…

信号处理 · 电气工程与系统科学 2025-11-19 Jiaming Zhang , Jiajun He , Tianyu Lu , Jie Zhang , Okan Yurduseven

Fine-tuning pre-trained language models (LMs) has become the de facto standard in many NLP tasks. Nevertheless, fine-tuned LMs are still prone to robustness issues, such as adversarial robustness and model calibration. Several perspectives…

计算与语言 · 计算机科学 2023-12-08 Jaehyung Kim , Yuning Mao , Rui Hou , Hanchao Yu , Davis Liang , Pascale Fung , Qifan Wang , Fuli Feng , Lifu Huang , Madian Khabsa

Aligning partially overlapping point sets where there is no prior information about the value of the transformation is a challenging problem in computer vision. To achieve this goal, we first reduce the objective of the robust point…

计算机视觉与模式识别 · 计算机科学 2020-07-07 Wei Lian , WangMeng Zuo , Lei Zhang

Meaningful comparison between sets of observations often necessitates alignment or registration between them, and the resulting optimization problems range in complexity from those admitting simple closed-form solutions to those requiring…

统计方法学 · 统计学 2025-10-08 Hajg Jasa , Ronny Bergmann , Christian Kümmerle , Avanti Athreya , Zachary Lubberts

Radars, due to their robustness to adverse weather conditions and ability to measure object motions, have served in autonomous driving and intelligent agents for years. However, Radar-based perception suffers from its unintuitive sensing…

计算机视觉与模式识别 · 计算机科学 2023-07-18 Liu Liu , Shuaifeng Zhi , Zhenhua Du , Li Liu , Xinyu Zhang , Kai Huo , Weidong Jiang

In this paper, a method for Automatic Image Registration (AIR) through histogram is proposed. Automatic image registration is one of the crucial steps in the analysis of remotely sensed data. A new acquired image must be transformed, using…

计算机视觉与模式识别 · 计算机科学 2014-02-25 V. Karthikeyan

An outlier-resistance phase retrieval algorithm based on alternating direction method of multipliers (ADMM) is devised in this letter. Instead of the widely used least squares criterion that is only optimal for Gaussian noise environment,…

信息论 · 计算机科学 2017-02-22 Xue Jiang , H. C. So , X. Liu