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In this work, we propose a new approach that combines data from multiple sensors for reliable obstacle avoidance. The sensors include two depth cameras and a LiDAR arranged so that they can capture the whole 3D area in front of the robot…

Robotics · Computer Science 2022-12-27 Thanh Nguyen Canh , Truong Son Nguyen , Cong Hoang Quach , Xiem HoangVan , Manh Duong Phung

Optical flow computation with frame-based cameras provides high accuracy but the speed is limited either by the model size of the algorithm or by the frame rate of the camera. This makes it inadequate for high-speed applications. Event…

Computer Vision and Pattern Recognition · Computer Science 2022-07-25 Ashwin Sanjay Lele , Arijit Raychowdhury

Obstacle avoidance is a critical component of the navigation stack required for mobile robots to operate effectively in complex and unknown environments. In this research, three end-to-end Convolutional Neural Networks (CNNs) were trained…

Robotics · Computer Science 2025-12-01 Lamiaa H. Zain

Optical flow estimation is a critical task for tiny mobile robotics to enable safe and accurate navigation, obstacle avoidance, and other functionalities. However, optical flow estimation on tiny robots is challenging due to limited onboard…

Robotics · Computer Science 2025-02-13 Sai Ramana Kiran Pinnama Raju , Rishabh Singh , Manoj Velmurugan , Nitin J. Sanket

The safety of mobile robots in dynamic environments is predicated on making sure that they do not collide with obstacles. In support of such safety arguments, we analyze and formally verify a series of increasingly powerful safety…

Systems and Control · Computer Science 2019-06-20 Stefan Mitsch , Khalil Ghorbal , David Vogelbacher , André Platzer

Manipulation has long been a challenging task for robots, while humans can effortlessly perform complex interactions with objects, such as hanging a cup on the mug rack. A key reason is the lack of a large and uniform dataset for teaching…

Robotics · Computer Science 2025-06-09 Hongyan Zhi , Peihao Chen , Siyuan Zhou , Yubo Dong , Quanxi Wu , Lei Han , Mingkui Tan

Traffic is the chief puzzle problem which every country faces because of the enhancement in number of vehicles throughout the world, especially in large urban towns. Hence the need arises for simulating and optimizing traffic control…

Artificial Intelligence · Computer Science 2014-05-06 Mohit Jha , Shailja Shukla

This paper presents an artificial evolutionbased method for stereo image analysis and its application to real-time obstacle detection and avoidance for a mobile robot. It uses the Parisian approach, which consists here in splitting the…

Artificial Intelligence · Computer Science 2007-05-23 Olivier Pauplin , Jean Louchet , Evelyne Lutton , Michel Parent

Autonomous flight of flapping-wing robots is a major challenge for robot perception. Most of the previous sense-and-avoid works have studied the problem of obstacle avoidance for flapping-wing robots considering only static obstacles. This…

Robotics · Computer Science 2023-10-17 J. P. Rodríguez-Gómez , R. Tapia , M. M. Guzmán , J. R. Martínez-de Dios , A. Ollero

Optical flow estimation is a well-studied topic for automated driving applications. Many outstanding optical flow estimation methods have been proposed, but they become erroneous when tested in challenging scenarios that are commonly…

Computer Vision and Pattern Recognition · Computer Science 2023-01-12 Shihao Shen , Louis Kerofsky , Senthil Yogamani

In order to anticipate dangerous events, like a collision, an agent needs to make long-term predictions. However, those are challenging due to uncertainties in internal and external variables and environment dynamics. A sensorimotor model…

Robotics · Computer Science 2012-10-04 Arturo Ribes , Jesús Cerquides , Yiannis Demiris , Ramón López de Mántaras

In the following paper we will discuss data structures suited for distance threshold queries keeping in mind real life application such as collision detection on robotic bees. We will focus on spatial hashes designed to store 3D points and…

Robotics · Computer Science 2019-06-03 Vincent Arcila , Isabel Piedrahita , Mauricio Toro

Mobile robots in unstructured, mapless environments must rely on an obstacle avoidance module to navigate safely. The standard avoidance techniques estimate the locations of obstacles with respect to the robot but are unaware of the…

Robotics · Computer Science 2021-07-15 Jungseok Hong , Karin de Langis , Cole Wyeth , Christopher Walaszek , Junaed Sattar

Real-time moving object detection in unconstrained scenes is a difficult task due to dynamic background, changing foreground appearance and limited computational resource. In this paper, an optical flow based moving object detection…

Computer Vision and Pattern Recognition · Computer Science 2018-07-16 Junjie Huang , Wei Zou , Jiagang Zhu , Zheng Zhu

Autonomous vehicle navigation is a key challenge in artificial intelligence, requiring robust and accurate decision-making processes. This research introduces a new end-to-end method that exploits multimodal information from a single…

Computer Vision and Pattern Recognition · Computer Science 2024-09-20 Fouad Makiyeh , Mark Bastourous , Anass Bairouk , Wei Xiao , Mirjana Maras , Tsun-Hsuan Wangb , Marc Blanchon , Ramin Hasani , Patrick Chareyre , Daniela Rus

A Building Automation System (BAS) has functions of monitoring and controlling the operation of all building sub-systems such as HVAC (Heating-Ventilation, Air-conditioning Control), electric consumption management, fire alarm control,…

Artificial Intelligence · Computer Science 2020-06-04 Thi Thanh Van Nguyen , Manh Duong Phung , Dinh Tuan Pham , Quang Vinh Tran

Collision-free mobile robot navigation is an important problem for many robotics applications, especially in cluttered environments. In such environments, obstacles can be static or dynamic. Dynamic obstacles can additionally be…

Robotics · Computer Science 2023-02-28 Baskın Şenbaşlar , Gaurav S. Sukhatme

Collision avoidance can be checked in explicit environment models such as elevation maps or occupancy grids, yet integrating such models with a locomotion policy requires accurate state estimation. In this work, we consider the question of…

Robotics · Computer Science 2025-04-10 Valentin Tordjman--Levavasseur , Stéphane Caron

In this paper, we propose a map-based end-to-end DRL approach for three-dimensional (3D) obstacle avoidance in a partially observed environment, which is applied to achieve autonomous navigation for an indoor mobile robot using a depth…

Robotics · Computer Science 2021-08-16 Yu'an Chen , Guangda Chen , Lifan Pan , Jun Ma , Yu Zhang , Yanyong Zhang , Jianmin Ji

The honey bee dance communication system is one of the most popular examples of animal communication. Forager bees communicate the flight vector towards food, water, or resin sources to nestmates by performing a stereotypical motion pattern…