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We want to enable fine manipulation with a multi-fingered robotic hand by using modern deep reinforcement learning methods. Key for fine manipulation is a spatially resolved tactile sensor. Here, we present a novel model of a tactile skin…

Robotics · Computer Science 2024-09-20 Ulf Kasolowsky , Berthold Bäuml

Soft robots are typically approximated as low-dimensional systems, especially when learning-based methods are used. This leads to models that are limited in their capability to predict the large number of deformation modes and interactions…

Robotics · Computer Science 2022-05-10 Thomas George Thuruthel , Fumiya Iida

Robotic palpation relies on force sensing, but force signals in soft-tissue environments are variable and cannot reliably reveal subtle subsurface features. We present a compact multimodal sensor that integrates high-resolution vision-based…

The tactile sensation of textiles is critical in determining the comfort of clothing. For remote use, such as online shopping, users cannot physically touch the textile of clothes, making it difficult to evaluate its tactile sensation.…

Human-Computer Interaction · Computer Science 2024-05-07 Takekazu Kitagishi , Yuichi Hiroi , Yuna Watanabe , Yuta Itoh , Jun Rekimoto

We investigate a human-like interpretable model of video understanding. Humans recognise complex activities in video by recognising critical spatio-temporal relations among explicitly recognised objects and parts, for example, an object…

Computer Vision and Pattern Recognition · Computer Science 2024-09-23 Anastasia Anichenko , Frank Guerin , Andrew Gilbert

Many surface cues support three-dimensional shape perception, but people can sometimes still see shape when these features are missing -- in extreme cases, even when an object is completely occluded, as when covered with a draped cloth. We…

Neurons and Cognition · Quantitative Biology 2023-01-11 Ilker Yildirim , Max H. Siegel , Amir A. Soltani , Shraman Ray Chaudhari , Joshua B. Tenenbaum

The technological transition from soft machines to soft robots necessarily passes through the integration of soft electronics and sensors. This allows for the establishment of feedback control systems while preserving the softness of the…

Developments in touch-sensitive textiles have enabled many novel interactive techniques and applications. Our digitally-knitted capacitive active sensors can be manufactured at scale with little human intervention. Their sensitive areas are…

Human-Computer Interaction · Computer Science 2023-03-21 Denisa Qori McDonald , Richard Valett , Lev Saunders , Genevieve Dion , Ali Shokoufandeh

This paper presents a novel design of a soft tactile finger with omni-directional adaptation using multi-channel optical fibers for rigid-soft interactive grasping. Machine learning methods are used to train a model for real-time prediction…

Robotics · Computer Science 2021-02-01 Linhan Yang , Xudong Han , Weijie Guo , Fang Wan , Jia Pan , Chaoyang Song

Robot touch can benefit from how humans perceive tactile textural information, from the stimulation mode to which tactile channels respond, then the tactile cues and encoding. Using a soft biomimetic tactile sensor (the TacTip) based on the…

Robotics · Computer Science 2022-04-07 Nicholas Pestell , Nathan F. Lepora

A long-standing question in robot hand design is how accurate tactile sensing must be. This paper uses simulated tactile signals and the reinforcement learning (RL) framework to study the sensing needs in grasping systems. Our first…

Robotics · Computer Science 2022-03-29 Alexander Koenig , Zixi Liu , Lucas Janson , Robert Howe

Estimating physical properties is critical for safe and efficient autonomous robotic manipulation, particularly during contact-rich interactions. In such settings, vision and tactile sensing provide complementary information about object…

Robots operating in an open world will encounter novel objects with unknown physical properties, such as mass, friction, or size. These robots will need to sense these properties through interaction prior to performing downstream tasks with…

Robotics · Computer Science 2023-12-04 Jean-François Tremblay , David Meger , Francois Hogan , Gregory Dudek

The potential of large tactile arrays to improve robot perception for safe operation in human-dominated environments and of high-resolution tactile arrays to enable human-level dexterous manipulation is well accepted. However, the increase…

Robotics · Computer Science 2017-05-16 Brayden Hollis , Stacy Patterson , Jeff Trinkle

In this paper, we present an approach to tactile pose estimation from the first touch for known objects. First, we create an object-agnostic map from real tactile observations to contact shapes. Next, for a new object with known geometry,…

Robotics · Computer Science 2020-12-10 Maria Bauza , Eric Valls , Bryan Lim , Theo Sechopoulos , Alberto Rodriguez

Humans can infer the three-dimensional structure of objects from two-dimensional visual inputs. Modeling this ability has been a longstanding goal for the science and engineering of visual intelligence, yet decades of computational methods…

Computer Vision and Pattern Recognition · Computer Science 2026-04-01 Tyler Bonnen , Jitendra Malik , Angjoo Kanazawa

Natural human interactions for Mixed Reality Applications are overwhelmingly multimodal: humans communicate intent and instructions via a combination of visual, aural and gestural cues. However, supporting low-latency and accurate…

Human-Computer Interaction · Computer Science 2020-12-21 Darshana Rathnayake , Ashen de Silva , Dasun Puwakdandawa , Lakmal Meegahapola , Archan Misra , Indika Perera

A key challenge in robotic food manipulation is modeling the material properties of diverse and deformable food items. We propose using a multimodal sensory approach to interact and play with food that facilitates the ability to distinguish…

Robotics · Computer Science 2021-01-08 Amrita Sawhney , Steven Lee , Kevin Zhang , Manuela Veloso , Oliver Kroemer

To touch and be touched are vital to human development, well being, and relationships. However, to those who have lost their arms and hands due to accident or war, touching becomes a serious concern that often leads to psychosocial issues…

Understanding and modeling consumers' stylistic taste such as "sporty" is crucial for creating designs that truly connect with target audiences. However, capturing taste during the design process remains challenging because taste is…

Human-Computer Interaction · Computer Science 2026-01-27 Matthew K. Hong , Joey Li , Alexandre Filipowicz , Monica Van , Kalani Murakami , Yan-Ying Chen , Shiwali Mohan , Shabnam Hakimi , Matthew Klenk