English
Related papers

Related papers: PROBE: Proprioceptive Obstacle Detection and Estim…

200 papers

Most mobile robots for indoor use rely on 2D laser scanners for localization, mapping and navigation. These sensors, however, cannot detect transparent surfaces or measure the full occupancy of complex objects such as tables. Deep Neural…

Robotics · Computer Science 2020-09-04 Francesco Verdoja , Jens Lundell , Ville Kyrki

Collision avoidance in unknown obstacle-cluttered environments may not always be feasible. This paper focuses on an emerging paradigm shift in which potential collisions with the environment can be harnessed instead of being avoided…

Robotics · Computer Science 2020-09-07 Zhouyu Lu , Zhichao Liu , Gustavo J. Correa , Konstantinos Karydis

Many existing obstacle avoidance algorithms overlook the crucial balance between safety and agility, especially in environments of varying complexity. In our study, we introduce an obstacle avoidance pipeline based on reinforcement…

Robotics · Computer Science 2024-02-14 Hang Yu , Christophe De Wagter , Guido C. H. E de Croon

In this paper, we address the problem of 3D object instance recognition and pose estimation of localized objects in cluttered environments using convolutional neural networks. Inspired by the descriptor learning approach of Wohlhart et al.,…

Computer Vision and Pattern Recognition · Computer Science 2019-04-11 Sergey Zakharov , Wadim Kehl , Benjamin Planche , Andreas Hutter , Slobodan Ilic

Recent work in robotic manipulation focuses on object retrieval in cluttered spaces under occlusion. Nevertheless, the majority of efforts lack an analysis of conditions for the completeness of the approaches or the methods apply only when…

Robotics · Computer Science 2022-09-22 Yinglong Miao , Rui Wang , Kostas Bekris

Terrain Classification is an essential task in space exploration, where unpredictable environments are difficult to observe using only exteroceptive sensors such as vision. Implementing Neural Network classifiers can have high performance…

Robotics · Computer Science 2024-07-04 Mariela De Lucas Álvarez , Jichen Guo , Raul Domínguez , Matias Valdenegro-Toro

6D object pose estimation is an important task that determines the 3D position and 3D rotation of an object in camera-centred coordinates. By utilizing such a task, one can propose promising solutions for various problems related to scene…

Computer Vision and Pattern Recognition · Computer Science 2019-03-20 Caner Sahin , Guillermo Garcia-Hernando , Juil Sock , Tae-Kyun Kim

Like many computer vision problems, human pose estimation is a challenging problem in that recognizing a body part requires not only information from local area but also from areas with large spatial distance. In order to spatially pass…

Computer Vision and Pattern Recognition · Computer Science 2019-04-08 Te Qi , Bayram Bayramli , Usman Ali , Qinchuan Zhang , Hongtao Lu

The challenge of traversability estimation is a crucial aspect of autonomous navigation in unstructured outdoor environments such as forests. It involves determining whether certain areas are passable or risky for robots, taking into…

Robotics · Computer Science 2025-01-14 Fetullah Atas , Grzegorz Cielniak , Lars Grimstad

Robotic inspection of radioactive areas enables operators to be removed from hazardous environments; however, planning and operating in confined, cluttered environments remain challenging. These systems must autonomously reconstruct the…

Occlusion is a key factor leading to detection failures. This paper proposes a motion-assisted detection (MAD) method that actively plans an executable path, for the robot to observe the target at a new viewpoint with potentially reduced…

Robotics · Computer Science 2024-12-25 Zhixuan Xie , Jianjun Chen , Guoliang Li , Shuai Wang , Kejiang Ye , Yonina C. Eldar , Chengzhong Xu

In recent times, object detection and pose estimation have gained significant attention in the context of robotic vision applications. Both the identification of objects of interest as well as the estimation of their pose remain important…

Robotics · Computer Science 2021-01-20 S. K. Paul , M. T. Chowdhury , M. Nicolescu , M. Nicolescu

Navigating safely in urban environments remains a challenging problem for autonomous vehicles. Occlusion and limited sensor range can pose significant challenges to safely navigate among pedestrians and other vehicles in the environment.…

Robotics · Computer Science 2019-07-19 Ming-Yuan Yu , Ram Vasudevan , Matthew Johnson-Roberson

Obstacle avoidance is crucial for mobile robots' navigation in both known and unknown environments. This research designs, trains, and tests two custom Convolutional Neural Networks (CNNs), using color and depth images from a depth camera…

Robotics · Computer Science 2025-07-14 Lamiaa H. Zain , Hossam H. Ammar , Raafat E. Shalaby

In complex scenarios where typical pick-and-place techniques are insufficient, often non-prehensile manipulation can ensure that a robot is able to fulfill its task. However, non-prehensile manipulation is challenging due to its…

Robotics · Computer Science 2025-08-04 Nils Dengler , Juan Del Aguila Ferrandis , João Moura , Sethu Vijayakumar , Maren Bennewitz

Successful robotic grasping in cluttered environments not only requires a model to visually ground a target object but also to reason about obstructions that must be cleared beforehand. While current vision-language embodied reasoning…

Many methods in learning from demonstration assume that the demonstrator has knowledge of the full environment. However, in many scenarios, a demonstrator only sees part of the environment and they continuously replan as they gather…

Robotics · Computer Science 2020-05-13 Craig Knuth , Glen Chou , Necmiye Ozay , Dmitry Berenson

This paper presents an online path planning algorithm for safe autonomous manipulation of a flexibly constrained object in an unknown environment. Methods for real time identification and characterization of perceived flexible constraints…

Robotics · Computer Science 2026-03-27 Samrat Bhattacharyya , Nabil Simaan

Robot exploration aims at the reconstruction of unknown environments, and it is important to achieve it with shorter paths. Traditional methods focus on optimizing the visiting order of frontiers based on current observations, which may…

Robotics · Computer Science 2025-10-09 Kun Song , Gaoming Chen , Masayoshi Tomizuka , Wei Zhan , Zhenhua Xiong , Mingyu Ding

This work presents a system to benchmark humanoid posture control and balance performances under perturbed conditions. The specific benchmarking scenario consists, for example, of balancing upright stance while performing voluntary…

Robotics · Computer Science 2021-04-27 Vittorio Lippi , Thomas Mergner , Thomas Seel , Christoph Maurer