Results 91 to 100 of about 22,801 (289)

Explicit geodesic flow-invariant distributions using SL2(ℝ)-representation ladders

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2005
An explicit construction of a geodesic flow-invariant distribution lying in the discrete series of weight 2k isotopic component is found, using techniques from representation theory of SL2(ℝ). It is found that the distribution represents an AC measure on
Alvaro Alvarez-Parrilla
doaj   +1 more source

Soft Robotic Excretory Care Simulator for Nursing Education: Functional and Perceptual Biomimetics Approach

open access: yesAdvanced Robotics Research, EarlyView.
A soft robotic simulator is developed to replicate the digital removal of feces (DRF), a sensitive yet essential nursing procedure. Integrating soft actuators, sensors, and a realistic rectal model, the simulator balances functional fidelity with perceptual realism. Engineering evaluations and nurse feedback confirm its potential to enhance training in
Shoko Miyagawa   +10 more
wiley   +1 more source

Multiobjective Codesign Optimization of a Planar Pneumatic Artificial Muscle‐Based Snake‐Like Robot for Enhanced Agility and Energy Efficiency

open access: yesAdvanced Robotics Research, EarlyView.
A codesign multiobjective optimization framework was developed to enhance the morphology and controller of a snake‐like robot driven by artificial muscles. It improved planar locomotion, agility, and power efficiency. The approach optimized link geometry and controller gains, revealing that shorter muscles near joints and longer linkages maximize ...
Ayla Valles, Mahdi Haghshenas‐Jaryani
wiley   +1 more source

Method of construction spatial transition curve

open access: yesNauka ta progres transportu, 2013
Purpose. The movement of rail transport (speed rolling stock, traffic safety, etc.) is largely dependent on the quality of the track. In this case, a special role is the transition curve, which ensures smooth insertion of the transition from linear to ...
S.V. Didanov, S.A. Ustenko
doaj  

A Restricted Genetic Algorithm based on Ascending of Tangent Planes

open access: yesAdvances in Intelligent Systems Research, 2006
Classical Genetic Algorithms(CGAs)accomplish the global search by selection, crossover and mutation. It has many shortages. Here we proposed a restricted genetic algorithm based on ascending of tangent plane (RGAATP). Our algorithm is simple and effective, which approaches the global solution step by step by ascending of the tangent planes.
Jinhua Zheng, Yan Peng
openaire   +1 more source

Hard‐Magnetic Soft Millirobots in Underactuated Systems

open access: yesAdvanced Robotics Research, EarlyView.
This review provides a comprehensive overview of hard‐magnetic soft millirobots in underactuated systems. It examines key advances in structural design, physics‐informed modeling, and control strategies, while highlighting the interplay among these domains.
Qiong Wang   +4 more
wiley   +1 more source

On the exceptional tangents to a smooth, plane curve

open access: yesMathematische Zeitschrift, 1972
Let C denote a smooth, plane, projective curve of degree n>2, defined over 112 or any other algebraically closed field of characterization 0. For a line L let i(L, C) denote the number of points in which L intersects C (counted without multiplicity) and let t(L, C) denote the number of points of C having L as tangent (again, counted without ...
openaire   +2 more sources

Some questions on plane curves [PDF]

open access: yes, 2012
We consider some new properties of simple plane curves. Starting from a unusual (and metric) formulation of the tangent line, we prove that at every point of a plane curve there is at least a tangent direction.
PASCALI, Eduardo
core  

A Review on Sensor Technologies, Control Approaches, and Emerging Challenges in Soft Robotics

open access: yesAdvanced Robotics Research, EarlyView.
This review provides an introspective of sensors and controllers in soft robotics. Initially describing the current sensing methods, then moving on to the control methods utilized, and finally ending with challenges and future directions in soft robotics focusing on the material innovations, sensor fusion, and embedded intelligence for sensors and ...
Ean Lovett   +5 more
wiley   +1 more source

Recent developments in tangent plane integrators for the Landau-Lifshitz-Gilbert equation

open access: yes, 2017
Tangent plane integrators are well-established methods for the numerical integration of the Landau-Lifshitz-Gilbert (LLG) equation. In the first part of the talk, we discuss an IMEX-type tangent plane scheme, which is unconditionally convergent, (almost)
Pfeiler, Carl-Martin   +3 more
core  

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