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This paper presents an efficient optimization technique for super-resolution two-dimensional (2D) direction of arrival (DOA) estimation by introducing a new formulation of atomic norm minimization (ANM). ANM allows gridless angle estimation…

信号处理 · 电气工程与系统科学 2022-04-27 Zhi Tian , Zhe Zhang , Yue Wang

For a plane symmetric object we can find two views - mirrored at the plane of symmetry - that will yield the exact same image of that object. In consequence, having one image of a plane symmetric object and a calibrated camera, we can…

Effective traffic prediction is a cornerstone of intelligent transportation systems, enabling precise forecasts of traffic flow, speed, and congestion. While traditional spatio-temporal graph neural networks (ST-GNNs) have achieved notable…

机器学习 · 计算机科学 2025-01-20 Xiaoyang Cao , Dingyi Zhuang , Jinhua Zhao , Shenhao Wang

There is a recent surge of interest in nonconvex reformulations via low-rank factorization for stochastic convex semidefinite optimization problem in the purpose of efficiency and scalability. Compared with the original convex formulations,…

最优化与控制 · 数学 2018-02-27 Jinshan Zeng , Ke Ma , Yuan Yao

This paper presents a numerical optimization algorithm for generating approach and landing trajectories for a six-degree-of-freedom (6-DoF) aircraft. We improve on the existing research on aircraft landing trajectory generation by…

This paper propose a new frame work for finding global minima which we call optimization by cut. In each iteration, it takes some samples from the feasible region and evaluates the objective function at these points. Based on the…

系统与控制 · 电气工程与系统科学 2022-07-14 Yuanyuan Liu

In this paper, we introduce a unified framework for studying various cloud traffic management problems, ranging from geographical load balancing to backbone traffic engineering. We first abstract these real-world problems as a…

网络与互联网体系结构 · 计算机科学 2016-02-04 Chen Feng , Hong Xu , Baochun Li

We study global optimization of non-convex functions through optimal control theory. Our main result establishes that (quasi-)optimal trajectories of a discounted control problem converge globally and practically asymptotically to the set…

最优化与控制 · 数学 2025-11-17 Yuyang Huang , Dante Kalise , Hicham Kouhkouh

In this paper, we present a novel approach to reconstruct a unique image of an observed scene with widely distributed radar sensors. The problem is posed as a constrained optimization problem in which the global image which represents the…

信号处理 · 电气工程与系统科学 2023-06-28 Ahmed Murtada , Ruizhi Hu , Bhavani Shankar Mysore Rama Rao , Udo Schroeder

The objective of ordinal embedding is to find a Euclidean representation of a set of abstract items, using only answers to triplet comparisons of the form "Is item $i$ closer to the item $j$ or item $k$?". In recent years, numerous…

机器学习 · 计算机科学 2021-10-22 Leena Chennuru Vankadara , Siavash Haghiri , Michael Lohaus , Faiz Ul Wahab , Ulrike von Luxburg

Based on the Manhattan World assumption, most existing indoor layout estimation schemes focus on recovering layouts from vertically compressed 1D sequences. However, the compression procedure confuses the semantics of different planes,…

计算机视觉与模式识别 · 计算机科学 2023-03-07 Zhijie Shen , Zishuo Zheng , Chunyu Lin , Lang Nie , Kang Liao , Shuai Zheng , Yao Zhao

Reconstructing a 3D scene from unordered images is pivotal in computer vision and robotics, with applications spanning crowd-sourced mapping and beyond. While global Structure-from-Motion (SfM) techniques are scalable and fast, they often…

计算机视觉与模式识别 · 计算机科学 2024-10-17 Linfei Pan , Marc Pollefeys , Dániel Baráth

Over the past few decades, a significant rise of camera-based applications for traffic monitoring has occurred. Governments and local administrations are increasingly relying on the data collected from these cameras to enhance road safety…

计算机视觉与模式识别 · 计算机科学 2023-11-07 Giacomo D'Amicantonio , Egor Bondarev , Peter H. N. De With

The traditional sparse modeling approach, when applied to inverse problems with large data such as images, essentially assumes a sparse model for small overlapping data patches. While producing state-of-the-art results, this methodology is…

信息论 · 计算机科学 2017-02-14 Dmitry Batenkov , Yaniv Romano , Michael Elad

We introduce a method for real-time navigation and tracking with differentiably rendered world models. Learning models for control has led to impressive results in robotics and computer games, but this success has yet to be extended to…

机器学习 · 计算机科学 2022-01-26 Baris Kayalibay , Atanas Mirchev , Patrick van der Smagt , Justin Bayer

We consider the problem of achieving average consensus among multiple agents, where the inter-agent communication network is depicted by a graph. We consider the discrete-time consensus protocol where each agent updates its value as a…

系统与控制 · 电气工程与系统科学 2021-11-30 Kiran Rokade , Rachel Kalpana Kalaimani

Estimating the absolute orientation of a local system relative to a global navigation satellite system (GNSS) reference often suffers from local minima and high dependency on satellite availability. Existing methods for this alignment task…

机器人学 · 计算机科学 2026-05-20 Baoshan Song , Matthew Giamou , Penggao Yan , Chunxi Xia , Li-Ta Hsu

This work introduces a method to select linear functional measurements of a vector-valued time series optimized for forecasting distant time-horizons. By formulating and solving the problem of sequential linear measurement design as an…

机器学习 · 计算机科学 2023-04-18 Helmuth Naumer , Farzad Kamalabadi

UAVs have become one of the widely used remote sensing platforms and played a critical role in the construction of smart cities. However, due to the complex environment in urban scenes, secure and accurate data acquisition brings great…

计算机视觉与模式识别 · 计算机科学 2022-06-27 Qingquan Li , Wenshuai Yu , San Jiang

To move through the world, mobile robots typically use a receding-horizon strategy, wherein they execute an old plan while computing a new plan to incorporate new sensor information. A plan should be dynamically feasible, meaning it obeys…

最优化与控制 · 数学 2020-03-05 Shreyas Kousik , Bohao Zhang , Pengcheng Zhao , Ram Vasudevan