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Recent advancements in bidirectional heuristic search have yielded significant theoretical insights and novel algorithms. While most previous work has concentrated on optimal search methods, this paper focuses on bounded-suboptimal…

Artificial Intelligence · Computer Science 2025-11-14 Shahaf S. Shperberg , Natalie Morad , Lior Siag , Ariel Felner , Dor Atzmon

Construction robots have gained significant traction in recent years in research and development. However, the application of industrial robots has unique challenges. Dynamic environments, domain-specific tasks, and complex localization and…

Robotics · Computer Science 2025-01-30 Mani Amani , Reza Akhavian

Combining Large Language Models (LLMs) with heuristic search algorithms like A* holds the promise of enhanced LLM reasoning and scalable inference. To accelerate training and reduce computational demands, we investigate the coreset…

Artificial Intelligence · Computer Science 2024-10-25 Devaansh Gupta , Boyang Li

We focus on the task of object manipulation to an arbitrary goal pose, in which a robot is supposed to pick an assigned object to place at the goal position with a specific orientation. However, limited by the execution space of the…

Robotics · Computer Science 2022-03-01 Kechun Xu , Hongxiang Yu , Renlang Huang , Dashun Guo , Yue Wang , Rong Xiong

Robots are frequently tasked to gather relevant sensor data in unknown terrains. A key challenge for classical path planning algorithms used for autonomous information gathering is adaptively replanning paths online as the terrain is…

Optimal path planning requires finding a series of feasible states from the starting point to the goal to optimize objectives. Popular path planning algorithms, such as Effort Informed Trees (EIT*), employ effort heuristics to guide the…

Trajectory planning is vital for autonomous driving, ensuring safe and efficient navigation in complex environments. While recent learning-based methods, particularly reinforcement learning (RL), have shown promise in specific scenarios, RL…

Robotics · Computer Science 2025-03-25 Dongkun Zhang , Jiaming Liang , Ke Guo , Sha Lu , Qi Wang , Rong Xiong , Zhenwei Miao , Yue Wang

A recent study on the classical Capacitated Vehicle Routing Problem (CVRP) introduced an adaptive version of the widely used Iterated Local Search (ILS) paradigm, hybridized with a path-relinking strategy (PR). The solution method, called…

Optimization and Control · Mathematics 2025-07-22 Vinícius R. Máximo , Jean-François Cordeau , Mariá C. V. Nascimento

Agentic AI (AAI), which extends Large Language Models with enhanced reasoning capabilities, has emerged as a promising paradigm for autonomous edge service scheduling. However, user mobility creates highly dynamic service demands in edge…

Networking and Internet Architecture · Computer Science 2026-01-21 Yan Sun , Yinqiu Liu , Shaoyong Guo , Ruichen Zhang , Feng Qi , Xuesong Qiu , Weifeng Gong , Dusit Niyato , Qihui Wu

Fast and efficient path generation is critical for robots operating in complex environments. This motion planning problem is often performed in a robot's actuation or configuration space, where popular pathfinding methods such as A*, RRT*,…

Robotics · Computer Science 2019-04-26 Mayur J. Bency , Ahmed H. Qureshi , Michael C. Yip

Multi-robot path finding in dynamic environments is a highly challenging classic problem. In the movement process, robots need to avoid collisions with other moving robots while minimizing their travel distance. Previous methods for this…

Artificial Intelligence · Computer Science 2025-12-12 Shaoming Peng

The most crucial challenges for UAVs are planning paths and avoiding obstacles in their way. In recent years, a wide variety of path-planning algorithms have been developed. These algorithms have successfully solved path-planning problems;…

Robotics · Computer Science 2025-08-27 Hichem Cheriet , Khellat Kihel Badra , Chouraqui Samira

Interaction-aware planning for autonomous driving requires an exploration of a combinatorial solution space when using conventional search- or optimization-based motion planners. With Deep Reinforcement Learning, optimal driving strategies…

Robotics · Computer Science 2021-02-08 Julian Bernhard , Robert Gieselmann , Klemens Esterle , Alois Knoll

Sampling-based algorithms for robot path planning offer probabilistic completeness and strong empirical convergence properties across environments with diverse obstacle configurations. However, in practice, these methods often require many…

Robotics · Computer Science 2026-05-26 Hichem Cheriet , Badra Khellat Kihel , Samira Chouraqui , Bara J. Emran

While Unmanned Aerial Vehicles (UAVs) have gained significant traction across various fields, path planning in 3D environments remains a critical challenge, particularly under size, weight, and power (SWAP) constraints. Traditional modular…

Robotics · Computer Science 2026-03-05 Yufei Jiang , Yuanzhu Zhan , Harsh Vardhan Gupta , Chinmay Borde , Junyi Geng

Large environments are challenging for path planning algorithms as the size of the configuration space increases. Furthermore, if the environment is mainly unexplored, large amounts of the path are planned through unknown areas. Hence, a…

Robotics · Computer Science 2024-10-01 Oliver Schumann , Michael Buchholz , Klaus Dietmayer

Efficiently solving problems with large action spaces using A* search remains a significant challenge. This is because, for each iteration of A* search, the number of nodes generated and the number of heuristic function applications grow…

Artificial Intelligence · Computer Science 2025-10-03 Forest Agostinelli , Shahaf S. Shperberg , Alexander Shmakov , Stephen McAleer , Roy Fox , Pierre Baldi

Motion planning seeks a collision-free path in a configuration space (C-space), representing all possible robot configurations in the environment. As it is challenging to construct a C-space explicitly for a high-dimensional robot, we…

Robotics · Computer Science 2023-05-19 Yoonchang Sung , Peter Stone

Unmanned Aerial Vehicles (UAVs) represent a new frontier in a wide range of monitoring and research applications. To fully leverage their potential, a key challenge is planning missions for efficient data acquisition in complex…

Recently, anchor-based trajectory prediction methods have shown promising performance, which directly selects a final set of anchors as future intents in the spatio-temporal coupled space. However, such methods typically neglect a deeper…

Robotics · Computer Science 2023-04-25 Ding Li , Qichao Zhang , Zhongpu Xia , Kuan Zhang , Menglong Yi , Wenda Jin , Dongbin Zhao