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In robotic manipulation, tactile sensors are indispensable, especially when dealing with soft objects, objects of varying dimensions, or those out of the robot's direct line of sight. Traditional tactile sensors often grapple with…

Robotics · Computer Science 2024-05-24 Abraham George , Yibo Chen , Atharva Dikshit , Peter Pak , Amir Barati Farimani

Retrieving an object from cluttered spaces suchas cupboards, refrigerators, or bins requires tracking objects with limited or no visual sensing. In these scenarios, contact feedback is necessary to estimate the pose of the objects, yet the…

Robotics · Computer Science 2022-01-26 Sheng Zhong , Nima Fazeli , Dmitry Berenson

Reconstructing compositional 3D representations of scenes, where each object is represented with its own 3D model, is a highly desirable capability in robotics and augmented reality. However, most existing methods rely heavily on strong…

Computer Vision and Pattern Recognition · Computer Science 2024-11-19 Vincent van der Brugge , Marc Pollefeys , Joshua B. Tenenbaum , Ayush Tewari , Krishna Murthy Jatavallabhula

We present a novel approach to weakly supervised object detection. Instead of annotated images, our method only requires two short videos to learn to detect a new object: 1) a video of a moving object and 2) one or more "negative" videos of…

Computer Vision and Pattern Recognition · Computer Science 2019-10-01 Rico Jonschkowski , Austin Stone

We study the problem of using high-resolution tactile sensors to control the insertion of objects in a box-packing scenario. We propose a new system based on a tactile sensor GelSlim for the dense packing task. In this paper, we propose an…

Robotics · Computer Science 2019-09-13 Siyuan Dong , Alberto Rodriguez

The perception and recognition of the surroundings is one of the essential tasks for a robot. With preliminary knowledge about a target object, it can perform various manipulation tasks such as rolling motion, palpation, and force control.…

Touch and vision go hand in hand, mutually enhancing our ability to understand the world. From a research perspective, the problem of mixing touch and vision is underexplored and presents interesting challenges. To this end, we propose…

Computer Vision and Pattern Recognition · Computer Science 2024-04-01 Mauro Comi , Alessio Tonioni , Max Yang , Jonathan Tremblay , Valts Blukis , Yijiong Lin , Nathan F. Lepora , Laurence Aitchison

Tactile sensing is essential to the human perception system, so as to robot. In this paper, we develop a novel optical-based tactile sensor "FingerVision" with effective signal processing algorithms. This sensor is composed of soft skin…

Robotics · Computer Science 2018-10-08 Yazhan Zhang , Zicheng Kan , Yu Alexander Tse , Yang Yang , Michael Yu Wang

Robots engaged in complex manipulation tasks require robust material property recognition to ensure adaptability and precision. Traditionally, visual data has been the primary source for object perception; however, it often proves…

Robotics · Computer Science 2025-01-28 Hengxu You , Tianyu Zhou , Jing Du

Robots in many real-world settings have access to force/torque sensors in their gripper and tactile sensing is often necessary in tasks that involve contact-rich motion. In this work, we leverage surprise from mismatches in touch feedback…

Machine Learning · Computer Science 2021-06-29 Sai Rajeswar , Cyril Ibrahim , Nitin Surya , Florian Golemo , David Vazquez , Aaron Courville , Pedro O. Pinheiro

We propose a robotic manipulation system that can pivot objects on a surface using vision, wrist force and tactile sensing. We aim to control the rotation of an object around the grip point of a parallel gripper by allowing rotational slip,…

Robotics · Computer Science 2023-10-09 Shiyu Xu , Tianyuan Liu , Michael Wong , Dana Kulić , Akansel Cosgun

Grasping objects whose physical properties are unknown is still a great challenge in robotics. Most solutions rely entirely on visual data to plan the best grasping strategy. However, to match human abilities and be able to reliably pick…

Robotics · Computer Science 2021-09-24 Pietro Griffa , Carmelo Sferrazza , Raffaello D'Andrea

Rapid deployment of new tactile sensors is essential for scalable robotic manipulation, especially in multi-fingered hands equipped with vision-based tactile sensors. However, current methods for inferring contact properties rely heavily on…

Robotics · Computer Science 2026-04-02 Christopher J. Ford , Kaichen Shi , Laura Butcher , Nathan F. Lepora , Efi Psomopoulou

In this paper, we present Tac2Pose, an object-specific approach to tactile pose estimation from the first touch for known objects. Given the object geometry, we learn a tailored perception model in simulation that estimates a probability…

Computer Vision and Pattern Recognition · Computer Science 2023-09-18 Maria Bauza , Antonia Bronars , Alberto Rodriguez

Robots that assist humans will need to interact with articulated objects such as cabinets or microwaves. Early work on creating systems for doing so used proprioceptive sensing to estimate joint mechanisms during contact. However, nowadays,…

Robotics · Computer Science 2023-05-17 Thomas Lips , Francis wyffels

We study gravitational pivoting, a constrained version of in-hand manipulation, where we aim to control the rotation of an object around the grip point of a parallel gripper. To achieve this, instead of controlling the gripper to avoid…

Robotics · Computer Science 2022-10-12 Jason Toskov , Rhys Newbury , Mustafa Mukadam , Dana Kulić , Akansel Cosgun

Transparent objects are common in daily life. However, depth sensing for transparent objects remains a challenging problem. While learning-based methods can leverage shape priors to improve the sensing quality, the labor-intensive data…

Robotics · Computer Science 2023-09-19 Liuyu Bian , Pengyang Shi , Weihang Chen , Jing Xu , Li Yi , Rui Chen

This paper proposes a controller for stable grasping of unknown-shaped objects by two robotic fingers with tactile fingertips. The grasp is stabilised by rolling the fingertips on the contact surface and applying a desired grasping force to…

Tactile sensors, which provide information about the physical properties of objects, are an essential component of robotic systems. The visuotactile sensing technology with the merits of high resolution and low cost has facilitated the…

Robotics · Computer Science 2024-06-19 Shoujie Li , Zihan Wang , Changsheng Wu , Xiang Li , Shan Luo , Bin Fang , Fuchun Sun , Xiao-Ping Zhang , Wenbo Ding

Human-robot object handovers have been an actively studied area of robotics over the past decade; however, very few techniques and systems have addressed the challenge of handing over diverse objects with arbitrary appearance, size, shape,…

Robotics · Computer Science 2021-06-07 Wei Yang , Chris Paxton , Arsalan Mousavian , Yu-Wei Chao , Maya Cakmak , Dieter Fox