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Data-driven approaches to tactile sensing aim to overcome the complexity of accurately modeling contact with soft materials. However, their widespread adoption is impaired by concerns about data efficiency and the capability to generalize…

Robotics · Computer Science 2020-03-06 Carmelo Sferrazza , Thomas Bi , Raffaello D'Andrea

This paper describes the design of a multi-camera optical tactile sensor that provides information about the contact force distribution applied to its soft surface. This information is contained in the motion of spherical particles spread…

Robotics · Computer Science 2020-06-24 Camill Trueeb , Carmelo Sferrazza , Raffaello D'Andrea

Federated learning (FL) enables a loose set of participating clients to collaboratively learn a global model via coordination by a central server and with no need for data sharing. Existing FL approaches that rely on complex algorithms with…

Machine Learning · Computer Science 2023-12-27 Kazim Ergun , Rishikanth Chandrasekaran , Tajana Rosing

Hyperdimensional computing (HDC) is an emerging computational framework inspired by the brain that operates on vectors with thousands of dimensions to emulate cognition. Unlike conventional computational frameworks that operate on numbers,…

Machine Learning · Computer Science 2022-03-23 Asif Ali Khan , Sebastien Ollivier , Stephen Longofono , Gerald Hempel , Jeronimo Castrillon , Alex K. Jones

Hyperdimensional computing (HDC) enables efficient data encoding and processing in high-dimensional space, benefiting machine learning and data analysis. However, underutilization of these spaces can lead to overfitting and reduced model…

Machine Learning · Computer Science 2025-01-15 SungHeon Jeong , Hamza Errahmouni Barkam , Sanggeon Yun , Yeseong Kim , Shaahin Angizi , Mohsen Imani

This paper addresses the clustering of data in the hyperdimensional computing (HDC) domain. In prior work, an HDC-based clustering framework, referred to as HDCluster, has been proposed. However, the performance of the existing HDCluster is…

Machine Learning · Computer Science 2024-04-19 Lulu Ge , Keshab K. Parhi

Human-like embodied tactile perception is crucial for the next-generation intelligent robotics. Achieving large-area, full-body soft coverage with high sensitivity and rapid response, akin to human skin, remains a formidable challenge due…

Robotics · Computer Science 2025-09-16 Weijie Liu , Ziyi Qiu , Shihang Wang , Deqing Mei , Yancheng Wang

Hyperdimensional Computing (HDC) is a bio-inspired computing framework that has gained increasing attention, especially as a more efficient approach to machine learning (ML). This work introduces the \name{} compiler, the first open-source…

Machine Learning · Computer Science 2023-04-26 Pere Vergés , Mike Heddes , Igor Nunes , Tony Givargis , Alexandru Nicolau

Binary spatter code (BSC)-based hyperdimensional computing (HDC) is a highly error-resilient approximate computational paradigm suited for error-prone, emerging hardware platforms. In BSC HDC, the basic datatype is a hypervector, a…

Programming Languages · Computer Science 2024-02-21 Pu , Yi , Sara Achour

Real-time, energy-efficient inference on edge devices is essential for graph classification across a range of applications. Hyperdimensional Computing (HDC) is a brain-inspired computing paradigm that encodes input features into…

Hardware Architecture · Computer Science 2026-05-19 Jebacyril Arockiaraj , Dhruv Parikh , Viktor Prasanna

Hyperdimensional Computing (HDC) encodes information and data into high-dimensional distributed vectors that can be manipulated using simple bitwise operations and similarity searches, offering parallelism, low-precision hardware…

Hardware Architecture · Computer Science 2025-11-25 Quanling Zhao , Yanru Chen , Runyang Tian , Sumukh Pinge , Weihong Xu , Augusto Vega , Steven Holmes , Saransh Gupta , Tajana Rosing

Tactile sensing is critical in advanced interactive systems by emulating the human sense of touch to detect stimuli. Vision-based tactile sensors are promising for providing multimodal capabilities and high robustness, yet existing…

Robotics · Computer Science 2025-04-07 Mayue Shi , Yongqi Zhang , Xiaotong Guo , Eric M. Yeatman

Along with the breakthrough of convolutional neural networks, learning-based segmentation has emerged in many research works. Most of them are based on supervised learning, requiring plenty of annotated data; however, to support…

Computer Vision and Pattern Recognition · Computer Science 2023-03-23 Junhuan Yang , Yi Sheng , Yuzhou Zhang , Weiwen Jiang , Lei Yang

Hyperspectral image classification, a task that assigns pre-defined classes to each pixel in a hyperspectral image of remote sensing scenes, often faces challenges due to the neglect of correlations between spectrally similar pixels. This…

Computer Vision and Pattern Recognition · Computer Science 2025-04-04 Peifu Liu , Tingfa Xu , Jie Wang , Huan Chen , Huiyan Bai , Jianan Li

The recent rapid increase in demand for data processing has resulted in the need for novel machine learning concepts and hardware. Physical reservoir computing and an extreme learning machine are novel computing paradigms based on physical…

Optics · Physics 2021-04-02 Satoshi Sunada , Kazutaka Kanno , Atsushi Uchida

The advent of big data and AI has precipitated a demand for computational frameworks that ensure real-time performance, accuracy, and privacy. While edge computing mitigates latency and privacy concerns, its scalability is constrained by…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-04-23 Hailin Zhong , Donglong Chen

Data encoding is a fundamental step in emerging computing paradigms, particularly in stochastic computing (SC) and hyperdimensional computing (HDC), where it plays a crucial role in determining the overall system performance and hardware…

Emerging Technologies · Computer Science 2025-01-07 Mehran Shoushtari Moghadam , Sercan Aygun , M. Hassan Najafi

Brain-inspired hyperdimensional (HD) computing models neural activity patterns of the very size of the brain's circuits with points of a hyperdimensional space, that is, with hypervectors. Hypervectors are $D$-dimensional (pseudo)random…

Emerging Technologies · Computer Science 2019-04-04 Manuel Schmuck , Luca Benini , Abbas Rahimi

Speckle-based fiber optic sensors are well-known to offer high sensitivity but are strongly limited on the interrogation side by low camera frame rates and dynamic range. To address this limitation, we present a novel interrogation…

While tactile sensor technology has made great strides over the past decades, applications in robotic manipulation are limited by aspects such as blind spots, difficult integration into hands, and low spatial resolution. We present a method…

Robotics · Computer Science 2018-02-27 Pedro Piacenza , Sydney Sherman , Matei Ciocarlie