• Legged robots, biologically-inspired robots, humanoid and bipedal locomotion. (whiterose.ac.uk)
  • Humans are more commonly afflicted with spinal disease than non-human primates, and one widely discussed explanation for this is the stress placed on the spine by bipedal locomotion. (biomedcentral.com)
  • The skeleton of the human being is a unique structure that has adapted to the needs of bipedal locomotion and erect posture. (medscape.com)
  • dblp: Search for 'Nonlinear Control Methods for Planar Carangiform Robot Fish Locomotion. (dblp.org)
  • We have developed a biologically inspired reconfigurable quadruped robot which can perform walking and rolling locomotion and transform between walking and rolling by reconfiguring its legs. (hindawi.com)
  • This paper presents an approach to control rolling locomotion with the biologically inspired quadruped robot. (hindawi.com)
  • Robustness, compactness, and portability of tensegrity robots make them suitable candidates for locomotion on unknown terrains. (frontiersin.org)
  • Locomotion strategies for such robots involve altering the position of center-of-mass (referred to as internal mass shifting) to induce "tip-over. (frontiersin.org)
  • This contrasts to the sudden and piece-wise continuous change for the case of robots with traditional straight links which generate impulse reaction forces during locomotion. (frontiersin.org)
  • The two resulting robots-the Icosahedron and the Sphericon Tensegrity Robots-display shape morphing (packing-unpacking) capabilities and achieve locomotion through internal mass-shifting. (frontiersin.org)
  • The presented static equilibrium analysis of sphericon with mass is the first step in the direction of dynamic locomotion control of these curved link robots. (frontiersin.org)
  • This has implications for implementing visually guided adaptive locomotion in legged robots. (springer.com)
  • Reconfigurable robots inspired by a creature performing walking and rolling locomotion particularly provide the capability to attain the fast and energy-efficient movement on the flat ground with rolling locomotion and high stability and mobility on the uneven ground with walking locomotion. (hindawi.com)
  • For periodic rolling locomotion, we focus on robot's energy during rolling locomotion, though previous studies of rolling locomotion on reconfigurable robots [ 8 , 11 , 20 , 21 ] have focused on the movement of robot's center of gravity (COG). (hindawi.com)
  • Developing gaits inspired by animal locomotion for quadruped robots has become a prevalent approach in achieving dynamic locomotion. (whiterose.ac.uk)
  • The limiting factor behind robots so far has been the science and understanding of legged locomotion. (slashgear.com)
  • These are hallmark challenges for important problems, such as humanoid locomotion. (aaai.org)
  • In simulation, we empirically demonstrate near-optimal decisions in a small domain and effective locomotion in several challenging humanoid control tasks. (aaai.org)
  • This paper intends to investigate the hypothesis that gait dynamics have meaning and may be useful in providing insight into the neural control of locomotion. (scirp.org)
  • In this study, a bio-inspired gait transition method has been devised, capitalising on the Froude number-a parameter characterising the velocity at which different-sized quadrupeds alter their gaits. (whiterose.ac.uk)
  • To assess the performance of the gait transitions, a series of hardware experiments were executed, demonstrating a variety of gait transitions, comparing the proposed transition method with existing alternatives and testing its generality. (whiterose.ac.uk)
  • In the Danner Laboratory, we study the operation of the neural circuits controlling locomotion. (drexel.edu)
  • We employ computational methods (neural network and musculoskeletal modeling) and work in close collaboration with experimentalists. (drexel.edu)
  • The methodology is used to explore different robot morphologies that attempt to minimize structural complexity (number of elements) while facilitating smooth locomotion (impact between robot and surface). (frontiersin.org)
  • For controlling rolling locomotion, a controller which can compensate robot's energy loss during rolling locomotion is designed based on a dynamic model of the quadruped robot. (hindawi.com)
  • The dynamic model describes planar rolling locomotion based on an assumption that the quadruped robot does not fall down while rolling and the influences of collision and contact with the ground, and it is applied for computing the mechanical energy and a plant in a numerical simulation. (hindawi.com)
  • The simulation results show that the quadruped robot can perform periodic rolling locomotion with the proposed energy-based controller. (hindawi.com)
  • have focused on a caterpillar that can escape rapidly from predators by reconfiguring its body structure like a wheel and have developed a caterpillar-inspired soft robot, which has attempted rolling locomotion [ 17 ]. (hindawi.com)
  • King has focused on somersault rolling locomotion performed by a spider called "huntsman spider ( Cebrennus villosus )" and has developed a quadruped robot capable of somersaulting, which has performed somersault rolling locomotion [ 18 ]. (hindawi.com)
  • In this paper, we discuss periodic rolling locomotion control of one of our platforms called the huntsman-spider-inspired quadruped robot. (hindawi.com)
  • We show that the quadruped robot performs periodic rolling locomotion with energy-based control. (hindawi.com)
  • The quadruped robot loses some of robot's energy due to collision and contact with the ground while rolling, and therefore it cannot perform periodic rolling locomotion without energy supply. (hindawi.com)
  • The study of animal locomotion is a branch of biology that investigates and quantifies how animals move. (wikipedia.org)
  • Biomedical engineering is a field that employs quantitative methods in physics, chemistry and biology to develop innovative medical technologies. (colorado.edu)
  • Building upon the entry level of vertebrate biology during Stage 1, this module will cover in detail aspects of the biology of fish (elasmobranchs and teleosts) and including their locomotion, migratory patterns and physiology. (ncl.ac.uk)
  • Case studies will be used to investigate various aspects of marine vertebrate marine biology and ecology for example how to assess conservation status and methods to mitigate identified threats and ethics. (ncl.ac.uk)
  • The focus of my postdoctoral work was to sort out the anatomical organization of the dopamine and noradrenaline neuron systems in the brain using the new glyoxylic acid histofluorescence method. (lu.se)
  • 2. Lindvall, O., Björklund, A.: The organization of the ascending catecholamine neuron systems in the rat brain as revealed by the glyoxylic acid fluorescence method. (lu.se)
  • We show that our method enables learning complex agile jumping behaviors, navigating to goal locations while walking on hind legs, and adapting to new environments. (roboticsconference.org)
  • The two lowest doses of triadimefon increased the frequency of locomotion and rearing, while the highest dose induced highly stereotyped behaviors including backward locomotion, circling, and head weaving. (epa.gov)
  • Reliable data on a variety of behavioral parameters relating to locomotion and response to sensory stimulation were obtained. (cdc.gov)
  • Depending on the exact electrode combination, stimulation elicited either improvement of locomotion, or grooming and rearing, increased turning, dyskinesia, or no movement. (lu.se)
  • In conclusion, it is shown that the proposed control approach is effective in achieving the periodic rolling locomotion on the flat ground. (hindawi.com)
  • It hence requires energy compensation, which is provided by applying control methods based on object's energy discussed in literatures [ 22 - 26 ]. (hindawi.com)
  • age: 20.75 ± 0.93 years) completed three throwing sessions: a MI only session, a MI with locomotion session (e.g. concurrent rehearsal of the throwing motion), and a control session in which neither MI nor locomotion was used. (wku.edu)
  • We present the forward and differential kinematic models of the new mechanism and, based on them, a differential kinematics-based position and orientation control method. (actapress.com)
  • Simultaneous tracking of several hundred nematodes, recording their rates of locomotion and frequency of direction change were reported in real time. (cdc.gov)
  • Our objectives were to determine the frequency of COVID-19 in patients treated in general surgery, identify the circumstances of COVID-19 discoveries in surgery, describe the post-operative complications in patients operated on COVID-1919 and describe the reorganization of post-operative COVID-19 diagnosis management.Materials and methods: We conducted a prospective descriptive study from March 2020 to August 2021 (18 months). (bvsalud.org)
  • We are looking to expand our journal scope to include more ecology papers, particularly those describing methods for quantitative analysis of ecological and evolutionary data. (nature.com)
  • Steering locomotion was also found to generate greater presence for female, but not male, participants. (edu.au)
  • and for disease-associated prion protein (PrPd) immunochemical detection by using the paraffin-embedded tissue blot method or immunohistochemical analysis with monoclonal antibody 3F4 against PrP. (cdc.gov)
  • H. Yu and T. Sarkodie-Gyan, "Towards a Methodology for the Differential Analysis in Human Locomotion: A Pilot Study on the Participation of Individuals with Multiple Sclerosis," Engineering , Vol. 4 No. 10B, 2012, pp. 20-26. (scirp.org)
  • See "Data source and methods" in this report for details on the study and methodology. (cdc.gov)
  • 1. Lindvall, O., Björklund, A.: The glyoxylic acid fluorescence histochemical method: a detailed account of the methodology for the visualization of central catecholamine neurons. (lu.se)
  • Patla AE, Prentice SD, Rietdyk S, Allard F, Martin, C (1999) What guides the selection of alternate foot placement during locomotion in humans? (springer.com)
  • Researchers studied the vertebrae of humans, chimpanzees and orangutans to examine links between vertebral shape, locomotion, and the appearance of vertical disc herniation in humans. (biomedcentral.com)
  • Postdoctoral researcher Kimberly Plomp from Simon Fraser University, Canada, said: "Our study is the first to use quantitative methods to uncover why humans are so commonly afflicted with back problems compared to non-human primates. (biomedcentral.com)
  • The use of motor imagery (MI) with locomotion is a skill that may assist in performance improvement. (wku.edu)
  • DESIGN: Following a VR training designed to test key public health emergency responder competencies, a prospective cohort of participants completed surveys rating self-assessed skill levels and perceptions of training methods. (cdc.gov)
  • A vortex-lattice method based on a linearized theory is employed and the results are compared against slender body theory predictions, as well as experimental data from an eight-link robotic instrument, the RoboTuna. (silverchair.com)
  • Important general analytical methods to study evolutionary processes are also included, e.g. quantitative genetics, optimality- and game theory as well as comparative and allometric methods. (lu.se)
  • We present a computational method to simulate fluid-structure interaction (FSI) based on the lattice Boltzmann reference map technique (LBRMT). (aps.org)
  • The LBRMT uses the reference map technique (RMT) to model large deformations of finite-strain solids on one fixed grid in an Eulerian framework, and couple fluids onto the same computational grid with the lattice Boltzmann (LB) method. (aps.org)
  • In order to make the method responsive, computational costs that scale linearly with the amount of samples taken from the generative model are required. (aaai.org)
  • This paper describes the design, analysis, and testing of the EHR's second-generation locomotion mechanism, based on a two-DOF parallel mechanism. (actapress.com)
  • In addition to the tractable features of Eulerian simulation and parallelizable fluid update of the LB method, the LBRMT is apt at simulating multi-body contact of complex geometries since it uses one global velocity field for both phases. (aps.org)
  • 2015). A simple method for measuring power, force, velocity properties, and mechanical effectiveness in sprint running. (researchgate.net)
  • The numerical simulation of rolling locomotion on the flat ground verifies the effectiveness of the proposed controller. (hindawi.com)
  • The effectiveness of the proposed controller is verified through a numerical simulation of its rolling locomotion. (hindawi.com)
  • Analogous to animal gaits, they exhibit optimal effectiveness at specific velocities, necessitating the transitions between them for enhanced locomotion proficiency. (whiterose.ac.uk)
  • The aim of this study was to test the reliability of an assessment method originally developed for primates and demonstrate reliability using three criteria (1) assessments by independent observers must agree with one another, (2) these assessments must predict behaviours and real-world outcomes and (3) observer ratings must be shown to reflect genuine attributes of the individuals rated, not merely the observer's implicit personality theories about how traits co-vary. (researchgate.net)
  • The data were shown to meet all three criteria and provided strong evidence that the assessment method was reliably measuring horse personality. (researchgate.net)
  • PURPOSE: The purpose of this study was to compare the effect of MI with and without locomotion on throwing accuracy in recreationally active college students at Whitworth University. (wku.edu)
  • This study compared the presence, cybersickness and perceptions of self-motion (or "vection") induced when using two common methods of virtual locomotion: steering locomotion and teleporting. (edu.au)
  • The purpose of this study was to assess validity and reliability of sprint performance outcomes measured with an iPhone application (named: MySprint) and existing field methods (i.e. timing photocells and radar gun). (researchgate.net)
  • Case study lectures will be used to give students a comprehensive overview of status assessment, identification of threats and potential methods to mitigate threats. (ncl.ac.uk)
  • We have optimized the design mechanism presented in [ 18 ] and have developed reconfigurable robotic platforms which can perform walking and rolling locomotion and transform between walking and rolling by reconfiguring their legs. (hindawi.com)
  • The present experiments characterized the stereotyped behavior induced by triadimefon using a computer-supported observational method, and tested the hypothesis that these effects involved central dopaminergic systems. (epa.gov)
  • Its dynamic model describes planar rolling locomotion based on an assumption that it does not fall down while rolling and the influences of collision and contact with the ground. (hindawi.com)
  • They say this could be explained by the different modes of locomotion and contributes to the understanding of the human evolution of bipedalism. (biomedcentral.com)
  • A series of simulations were conducted to determine the optimal Froude number ranges for various gaits and to validate the generality of this method by applying it to four distinct quadrupeds. (whiterose.ac.uk)
  • Passive acoustic monitoring methods for cetaceans. (ncl.ac.uk)
  • As an example, a sphericon formation comprising of two orthogonally placed circular arcs with conincident center illustrates smooth locomotion along a line (one degree of freedom). (frontiersin.org)
  • Our results provide a substantial step for the development of ESCS-based neuroprostheses in order to reestablish locomotion in paralyzed individuals. (europa.eu)
  • We demonstrated a new method to manipulate spinal circuits in space and time that can be used for basic neuroscience research and translational medicine. (europa.eu)
  • CONCLUSION: Under these research conditions, both MI alone and MI with locomotion did not improve throwing accuracy. (wku.edu)
  • Cybersickness was found to increase with time in trial for both methods of virtual locomotion. (edu.au)
  • By contrast, presence only increased with time in trial during steering locomotion (it did not vary over time when teleporting). (edu.au)
  • Another integral part of our method is a new and simple implementation to model moving deformable boundary conditions for FSI problems in the LB method. (aps.org)
  • MySprint ) and existing field methods (i.e. timing photocells and radar gun). (researchgate.net)
  • In animal locomotion, kinematics is used to describe the motion of the body and limbs of an animal. (wikipedia.org)
  • Within a year of moving to the University of Pennsylvania, Muybridge created more than 100,000 negatives of people and animals in motion, 781 of which were published in the book Animal Locomotion. (rockfordartmuseum.org)
  • Extra subsequent steps embrace integrating this method to tender robotic locomotion with sensors or different applied sciences to be used in numerous functions - resembling search-and-rescue gadgets. (slsolutech.com)