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At a typical cusp point of the disordered region in a random tiling model we expect to see a determinantal process called the Pearcey process in the appropriate scaling limit. However, in certain situations another limiting point process…

概率论 · 数学 2015-12-01 Erik Duse , Kurt Johansson , Anthony Metcalfe

We propose subspace methods for 3-parameter eigenvalue problems. Such problems arise when separation of variables is applied to separable boundary value problems; a particular example is the Helmholtz equation in ellipsoidal and…

数值分析 · 数学 2023-09-18 Michiel E. Hochstenbach , Karl Meerbergen , Emre Mengi , Bor Plestenjak

Cut-generating linear programs (CGLPs) play a key role as a separation oracle to produce valid inequalities for the feasible region of mixed-integer programs. When incorporated inside branch-and-bound, the cutting planes obtained from CGLPs…

最优化与控制 · 数学 2023-11-01 Atefeh Rajabalizadeh , Danial Davarnia

We study determining the posture of an in-parallel planar manipulator, which has three connectors composed of revolute, prismatic and revolute joints, from specified active joint variables. We construct an ideal in the field of complex…

机器人学 · 计算机科学 2015-11-17 Sureyya Sahin

Exceptional points (EPs) of non-Hermitian (NH) systems have recently attracted increasing attention due to their rich phenomenology and intriguing applications. Compared to the predominantly studied second-order EPs, higher-order EPs have…

介观与纳米尺度物理 · 物理学 2023-09-07 Kunkun Wang , Lei Xiao , Haiqing Lin , Wei Yi , Emil J. Bergholtz , Peng Xue

We propose a novel approach for navigating in polygonal environments by synthesizing controllers that take as input relative displacement measurements with respect to a set of landmarks. Our algorithm is based on solving a sequence of…

系统与控制 · 电气工程与系统科学 2020-10-13 Mahroo Bahreinian , Erfan Aasi , Roberto Tron

This paper is concerned with the development and analysis of an iterative solver for high-dimensional second-order elliptic problems based on subspace-based low-rank tensor formats. Both the subspaces giving rise to low-rank approximations…

数值分析 · 数学 2014-07-21 Markus Bachmayr , Wolfgang Dahmen

For massive large-scale tasks, a multi-robot system (MRS) can effectively improve efficiency by utilizing each robot's different capabilities, mobility, and functionality. In this paper, we focus on the multi-robot coverage path planning…

机器人学 · 计算机科学 2023-08-14 Jingtao Tang , Yuan Gao , Tin Lun Lam

The significant expansion of the orbital debris population poses a serious threat to the safety and sustainability of space operations. This paper investigates orbital debris remediation through a constellation of collaborative space-based…

最优化与控制 · 数学 2026-03-30 David O. Williams Rogers , Matthew C. Fox , Paul R. Stysley , Hang Woon Lee

World models simulate environment dynamics from raw sensory inputs like video. However, using them for planning can be challenging due to the vast and unstructured search space. We propose a robust and highly parallelizable planner that…

机器学习 · 计算机科学 2026-02-03 Michael Psenka , Michael Rabbat , Aditi Krishnapriyan , Yann LeCun , Amir Bar

Thurston parameterized quadratic invariant laminations with a non-invariant lamination, the quotient of which yields a combinatorial model for the Mandelbrot set. As a step toward generalizing this construction to cubic polynomials, we…

动力系统 · 数学 2022-01-28 Alexander Blokh , Lex Oversteegen , Ross Ptacek , Vladlen Timorin

The aim of this paper is to compute of the generalized aspects, i.e. the maximal singularity-free domains in the Cartesian product of the joint space and workspace, for a planar parallel mechanism in using quadtree model and interval…

机器人学 · 计算机科学 2010-12-14 Damien Chablat

We present a semi-sparsity model for 3D triangular mesh denoising, which is motivated by the success of semi-sparsity regularization in image processing applications. We demonstrate that such a regularization model can be also applied for…

图形学 · 计算机科学 2023-05-09 Junqing Huang , Haihui Wang , Michael Ruzhansky

In this paper, we accomplish a unified convergence analysis of a second-order method of multipliers (i.e., a second-order augmented Lagrangian method) for solving the conventional nonlinear conic optimization problems.Specifically, the…

最优化与控制 · 数学 2021-10-01 Liang Chen , Junyuan Zhu , Xinyuan Zhao

Sampling based methods are widely used for robotic motion planning. Traditionally, these samples are drawn from probabilistic ( or deterministic ) distributions to cover the state space uniformly. Despite being probabilistically complete,…

机器人学 · 计算机科学 2020-06-09 Rajat Kumar Jenamani , Rahul Kumar , Parth Mall , Kushal Kedia

Robotic manipulator applications often require efficient online motion planning. When completing multiple tasks, sequence order and choice of goal configuration can have a drastic impact on planning performance. This is well known as the…

机器人学 · 计算机科学 2025-02-11 Fouad Sukkar , Jennifer Wakulicz , Ki Myung Brian Lee , Weiming Zhi , Robert Fitch

We present a centralized algorithm for labeled, disk-shaped Multi-Robot Path Planning (MPP) in a continuous planar workspace with polygonal boundaries. Our method automatically transform the continuous problem into a discrete, graph-based…

机器人学 · 计算机科学 2022-07-20 Liang He , Zherong Pan , Kiril Solovey , Biao Jia , Dinesh Manocha

Cutting planes are crucial in solving mixed integer linear programs (MILP) as they facilitate bound improvements on the optimal solution. Modern MILP solvers rely on a variety of separators to generate a diverse set of cutting planes by…

最优化与控制 · 数学 2023-11-13 Sirui Li , Wenbin Ouyang , Max B. Paulus , Cathy Wu

We study a general class of quadratic capacitated $p$-location problems facility location problems with single assignment where a non-separable, non-convex, quadratic term is introduced in the objective function to account for the…

最优化与控制 · 数学 2021-07-22 C. A. Zetina , I. Contreras , S. Jayaswal

A given region in 2-D Euclidean space is divided by a unknown linear classifier in to two sets each carrying a label. The objective of an agent with known dynamics traversing the region is to identify the true classifier while paying a…

系统与控制 · 电气工程与系统科学 2024-03-26 Aneesh Raghavan , Karl Henrik Johansson