Energy-shaping control of a muscular octopus arm moving in three dimensions
Flexible octopus arms exhibit an exceptional ability to coordinate large numbers of degrees
of freedom and perform complex manipulation tasks. As a consequence, these systems …
of freedom and perform complex manipulation tasks. As a consequence, these systems …
Reduced order modeling of hybrid soft-rigid robots using global, local, and state-dependent strain parameterization
AT Mathew, D Feliu-Talegon… - … Journal of Robotics …, 2024 - journals.sagepub.com
The need for fast and accurate analysis of soft robots calls for reduced order models (ROM).
Among these, the relative reduction of strain-based ROMs follows the discretization of the …
Among these, the relative reduction of strain-based ROMs follows the discretization of the …
Neural Models and Algorithms for Sensorimotor Control of an Octopus Arm
In this article, a biophysically realistic model of a soft octopus arm with internal musculature
is presented. The modeling is motivated by experimental observations of sensorimotor …
is presented. The modeling is motivated by experimental observations of sensorimotor …
A sensory feedback control law for octopus arm movements
The main contribution of this paper is a novel sensory feedback control law for an octopus
arm. The control law is inspired by, and helps integrate, several observations made by …
arm. The control law is inspired by, and helps integrate, several observations made by …
Passive elasticity properties of Octopus rubescens arms
U Halder, ED Gribkova, R Gillette… - Journal of …, 2024 - journals.biologists.com
In this report, passive elasticity properties of Octopus rubescens arm tissue are investigated
using a multidisciplinary approach encompassing biomechanical experiments …
using a multidisciplinary approach encompassing biomechanical experiments …
A physics-informed, vision-based method to reconstruct all deformation modes in slender bodies
This paper is concerned with the problem of estimating (interpolating and smoothing) the
shape (pose and the six modes of deformation) of a slender flexible body from multiple …
shape (pose and the six modes of deformation) of a slender flexible body from multiple …
A Neural Network-based Framework for Fast and Smooth Posture Reconstruction of a Soft Continuum Arm
A neural network-based framework is developed and experimentally demonstrated for the
problem of estimating the shape of a soft continuum arm (SCA) from noisy measurements of …
problem of estimating the shape of a soft continuum arm (SCA) from noisy measurements of …
Unified Inverse Dynamics of Modular Serial Mechanical Systems with Application to Soft Robotics
P Pustina, C Della Santina, A De Luca - arXiv preprint arXiv:2402.07037, 2024 - arxiv.org
The robotic field has been witnessing a progressive departure from classic robotic systems
composed of serial/stiff links interconnected by simple rigid joints. Novel robotic concepts …
composed of serial/stiff links interconnected by simple rigid joints. Novel robotic concepts …
Exploiting Frictional Effects to Reproduce Octopus-Like Reaching Movements with a Cable-Driven Spiral Robot
Octopus arms possess a remarkable capacity for intricate and diverse motions achieved
through sequential deformation of the body. This paper aims to reproduce octopus-like …
through sequential deformation of the body. This paper aims to reproduce octopus-like …
Novel Hopping Mechanism for an Asteroid Soft Explorer Inspired by Octopuses
R Feng, J Li, H Baoyin - 2022 IEEE International Conference on …, 2022 - ieeexplore.ieee.org
Surface exploration on asteroids urges versatile motion strategies for their extreme
microgravity and rugged environment. This paper presents a novel motion mechanism of a …
microgravity and rugged environment. This paper presents a novel motion mechanism of a …