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Simultaneous localization and mapping (SLAM) is a foundational state estimation problem in robotics in which a robot accurately constructs a map of its environment while also localizing itself within this construction. We study the active…

机器人学 · 计算机科学 2026-04-24 Ilir Gusija , Fady Alajaji , Serdar Yüksel

The EM algorithm is one of many important tools in the field of statistics. While often used for imputing missing data, its widespread applications include other common statistical tasks, such as clustering. In clustering, the EM algorithm…

机器学习 · 统计学 2017-11-22 Val Andrei Fajardo , Jiaxi Liang

Factor graph optimization serves as a fundamental framework for robotic perception, enabling applications such as pose estimation, simultaneous localization and mapping (SLAM), structure-from-motion (SfM), and situational awareness.…

系统与控制 · 电气工程与系统科学 2025-03-04 Anas Abdelkarim , Holger Voos , Daniel Görges

Simultaneous Localization and Mapping (SLAM) is a fundamental task in robotics, driving numerous applications such as autonomous driving and virtual reality. Recent progress on neural implicit SLAM has shown encouraging and impressive…

机器人学 · 计算机科学 2024-07-29 Zhe Xin , Yufeng Yue , Liangjun Zhang , Chenming Wu

A new algorithm named EXPected Similarity Estimation (EXPoSE) was recently proposed to solve the problem of large-scale anomaly detection. It is a non-parametric and distribution free kernel method based on the Hilbert space embedding of…

机器学习 · 计算机科学 2015-11-18 Markus Schneider , Wolfgang Ertel , Günther Palm

Focusing on the optimization version of the random K-satisfiability problem, the MAX-K-SAT problem, we study the performance of the finite energy version of the Survey Propagation (SP) algorithm. We show that a simple (linear time)…

无序系统与神经网络 · 物理学 2016-08-16 Demian Battaglia , Michal Kolář , Riccardo Zecchina

Spin glasses are notoriously difficult to study both analytically and numerically due to the presence of frustration and metastability. Their highly non-convex landscapes require collective updates to explore efficiently. Currently, most…

无序系统与神经网络 · 物理学 2022-01-03 Yan Ru Pei , Massimiliano Di Ventra

We present a new dynamic off-equilibrium method for the study of continuous transitions, which represents a dynamic generalization of the usual equilibrium cumulant method. Its main advantage is that critical parameters are derived from…

无序系统与神经网络 · 物理学 2016-03-23 Matteo Lulli , Giorgio Parisi , Andrea Pelissetto

Ground state counting plays an important role in several applications in science and engineering, from estimating residual entropy in physical systems, to bounding engineering reliability and solving combinatorial counting problems. While…

This article presents GLIM, a 3D range-inertial localization and mapping framework with GPU-accelerated scan matching factors. The odometry estimation module of GLIM employs a combination of fixed-lag smoothing and keyframe-based point…

机器人学 · 计算机科学 2024-07-16 Kenji Koide , Masashi Yokozuka , Shuji Oishi , Atsuhiko Banno

This paper focuses on the further development of the Lie bracket approximation approach for optimization and control via extremum seeking systems. Classical results in this area provide algorithms with exponential convergence rates for…

最优化与控制 · 数学 2026-05-25 Victoria Grushkovskaya , Sameh A. Eisa

The DMRG method is very effective at finding ground states of 1D quantum systems in practice, but it is a heuristic method, and there is no known proof for when it works. In this paper we describe an efficient classical algorithm which…

量子物理 · 物理学 2010-07-20 Dorit Aharonov , Itai Arad , Sandy Irani

An introduction to the application of combinatorial optimization methods to ground state calculations of frustrated, disordered systems is given. We discuss the interface problem in the random bond Ising ferromagnet, the random field Ising…

无序系统与神经网络 · 物理学 2009-10-30 H. Rieger

Combinatorial optimization problems are ubiquitous in industrial applications. However, finding optimal or close-to-optimal solutions can often be extremely hard. Because some of these problems can be mapped to the ground-state search of…

量子物理 · 物理学 2025-09-04 Junpeng Hou , Amin Barzegar , Helmut G. Katzgraber

We study quantum algorithms for spatial search on finite dimensional grids. Patel et al. and Falk have proposed algorithms based on a quantum walk without a coin, with different operators applied at even and odd steps. Until now, such…

量子物理 · 物理学 2015-10-14 Andris Ambainis , Renato Portugal , Nikolay Nahimov

This paper studies the equitable and optimal transport (EOT) problem, which has many applications such as fair division problems and optimal transport with multiple agents etc. In the discrete distributions case, the EOT problem can be…

最优化与控制 · 数学 2021-10-04 Minhui Huang , Shiqian Ma , Lifeng Lai

The minimum degree algorithm is one of the most widely-used heuristics for reducing the cost of solving large sparse systems of linear equations. It has been studied for nearly half a century and has a rich history of bridging techniques…

数据结构与算法 · 计算机科学 2023-04-11 Robert Cummings , Matthew Fahrbach , Animesh Fatehpuria

The Efficient Global Optimization (EGO) algorithm uses a conditional Gaus-sian Process (GP) to approximate an objective function known at a finite number of observation points and sequentially adds new points which maximize the Expected…

最优化与控制 · 数学 2016-03-09 Hossein Mohammadi , Rodolphe Le Riche , Eric Touboul

Spin glass systems as lattices of disordered magnets with random interactions have important implications within the theory of magnetization and applications to a wide-range of hard combinatorial optimization problems. Nevertheless, despite…

无序系统与神经网络 · 物理学 2025-10-28 Fredrik Hasselgren , Max O. Al-Hasso , Amy Searle , Joseph Tindall , Marko von der Leyen

This paper develops approximate message passing algorithms to optimize multi-species spherical spin glasses. We first show how to efficiently achieve the algorithmic threshold energy identified in our companion work, thus confirming that…

概率论 · 数学 2024-01-30 Brice Huang , Mark Sellke