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Recent applications of deep learning to navigation have generated end-to-end navigation solutions whereby visual sensor input is mapped to control signals or to motion primitives. The resulting visual navigation strategies work very well at…

机器人学 · 计算机科学 2018-01-17 Justin S. Smith , Jin-Ha Hwang , Fu-Jen Chu , Patricio A. Vela

This paper presents a unified optimization-based path planning approach to efficiently compute locally optimal solutions to advanced path planning problems. The approach is motivated by first showing that a lattice-based path planner can be…

最优化与控制 · 数学 2019-03-26 Kristoffer Bergman , Oskar Ljungqvist , Daniel Axehill

Trajectory- or path-planning is a fundamental issue in a wide variety of applications. Here we show that it is possible to solve path planning for multiple start- and end-points highly efficiently with a network that consists only of max…

机器学习 · 计算机科学 2023-03-15 Tomas Kulvicius , Sebastian Herzog , Minija Tamosiunaite , Florentin Wörgötter

The problem of mixed static and dynamic obstacle avoidance is essential for path planning in highly dynamic environment. However, the paths formed by grid edges can be longer than the true shortest paths in the terrain since their headings…

人工智能 · 计算机科学 2021-03-01 Junxiao Xue , Xiangyan Kong , Bowei Dong , Mingliang Xu

In this paper, we consider approximating the parameter-to-solution maps of parametric partial differential equations (PPDEs) using deep neural networks (DNNs). We propose an efficient approach combining reduced collocation methods (RCMs)…

数值分析 · 数学 2025-08-18 Guanhang Lei , Zhen Lei , Lei Shi , Chenyu Zeng

Semantic segmentation has achieved remarkable results with high computational cost and a large number of parameters. However, real-world applications require efficient inference speed on embedded devices. Most previous works address the…

计算机视觉与模式识别 · 计算机科学 2020-10-22 Xinneng Yang , Yan Wu , Junqiao Zhao , Feilin Liu

The task of point cloud completion aims to predict the missing part for an incomplete 3D shape. A widely used strategy is to generate a complete point cloud from the incomplete one. However, the unordered nature of point clouds will degrade…

计算机视觉与模式识别 · 计算机科学 2021-06-15 Xin Wen , Peng Xiang , Zhizhong Han , Yan-Pei Cao , Pengfei Wan , Wen Zheng , Yu-Shen Liu

The problem of autonomous indoor mapping is addressed. The goal is to minimize the time to achieve a predefined percentage of exposure with some desired level of certainty. The use of a pre-trained generative deep neural network, acting as…

机器学习 · 计算机科学 2022-08-16 Elchanan Zwecher , Eran Iceland , Shmuel Y. Hayoun , Ahavatya Revivo , Sean R. Levy , Ariel Barel

We consider the bi-criteria shortest-path problem where we want to compute shortest paths on a graph that simultaneously balance two cost functions. While this problem has numerous applications, there is usually no path minimizing both cost…

数据结构与算法 · 计算机科学 2021-03-08 Oren Salzman

Identifying the obstacle space is crucial for path planning. However, generating an accurate obstacle space remains a significant challenge due to various sources of uncertainty, including motion, behavior, and perception limitations. Even…

机器人学 · 计算机科学 2025-09-30 Jun Xiang , Jun Chen

Recent road trials have shown that guaranteeing the safety of driving decisions is essential for the wider adoption of autonomous vehicle technology. One promising direction is to pose safety requirements as planning constraints in…

机器人学 · 计算机科学 2021-06-07 Francisco Eiras , Majd Hawasly , Stefano V. Albrecht , Subramanian Ramamoorthy

We present a centralized algorithmic framework for solving multi-robot path planning problems in general, two-dimensional, continuous environments while minimizing globally the task completion time. The framework obtains high levels of…

机器人学 · 计算机科学 2015-07-14 Jingjin Yu , Daniela Rus

Determinantal Point Processes (DPPs) provide an elegant and versatile way to sample sets of items that balance the point-wise quality with the set-wise diversity of selected items. For this reason, they have gained prominence in many…

机器学习 · 统计学 2019-01-09 Zelda Mariet , Yaniv Ovadia , Jasper Snoek

An efficient path planner for autonomous car-like vehicles should handle the strong kinematic constraints, particularly in confined spaces commonly encountered while maneuvering in city traffic, and should enable rapid planning, as the city…

机器人学 · 计算机科学 2020-03-03 Piotr Kicki , Tomasz Gawron , Piotr Skrzypczyński

The Multi-Agent Pickup and Delivery (MAPD) problem models applications where a large number of agents attend to a stream of incoming pickup-and-delivery tasks. Token Passing (TP) is a recent MAPD algorithm that is efficient and effective.…

人工智能 · 计算机科学 2018-12-18 Hang Ma , Wolfgang Hönig , T. K. Satish Kumar , Nora Ayanian , Sven Koenig

Real-time multi-target path planning is a key issue in the field of autonomous driving. Although multiple paths can be generated in real-time with polynomial curves, the generated paths are not flexible enough to deal with complex road…

人工智能 · 计算机科学 2019-09-18 Hongtu Zhou , Xinneng Yang , Enwei Zhang , Junqiao Zhao , Lewen Cai , Chen Ye , Yan Wu

Placement is a critical and challenging step of modern chip design, with routability being an essential indicator of placement quality. Current routability-oriented placers typically apply an iterative two-stage approach, wherein the first…

机器学习 · 计算机科学 2024-06-06 Yunbo Hou , Haoran Ye , Yingxue Zhang , Siyuan Xu , Guojie Song

Conventional local planners frequently become trapped in a locally optimal trajectory, primarily due to their inability to traverse obstacles. Having a larger number of topologically distinctive paths increases the likelihood of finding the…

机器人学 · 计算机科学 2023-11-03 Zhuo Yao , Wei Wang

This paper addresses the problem of finding multiple near-optimal, spatially-dissimilar paths that can be considered as alternatives in the decision making process, for finding optimal corridors in which to construct a new road. We further…

数据结构与算法 · 计算机科学 2015-08-14 Yasha Pushak , Warren Hare , Yves Lucet

This paper demonstrates how an efficient representation of the planned path using B-splines, and a construction procedure that takes advantage of the neural network's inductive bias, speed up both the inference and training of a DNN-based…

机器人学 · 计算机科学 2023-01-24 Piotr Kicki , Piotr Skrzypczyński