Results 121 to 130 of about 1,918,981 (287)

A Soft Robotic Fish With a Dielectric Elastomer Actuator Body and Negative Stiffness Spine

open access: yesAdvanced Robotics Research, EarlyView.
This work introduces a bio‐mimetic soft robotic fish driven by fiber‐reinforced dielectric elastomer actuators integrated as its body. By prestretching this active skin against a flexible spine, a negative stiffness system is created, enabling large‐amplitude bending.
Markus Koenigsdorff   +4 more
wiley   +1 more source

Deep learning–based segmentation of non-perfused volume after magnetic resonance guided high-intensity focused ultrasound therapies: a retrospective evaluation on clinical patient data

open access: yesInternational Journal of Hyperthermia
Introduction Non-perfused volume (NPV) is a key imaging biomarker for treatment efficacy in MR -guided high-intensity focused ultrasound (MR-HIFU). In uterine fibroids therapies, the NPV ratio is strongly associated with clinical outcomes and long-term ...
Chenchen Bing   +4 more
doaj   +1 more source

Volumetric error model for online machine tool compensation

open access: yes
Dissertation, Rheinisch-Westfälische Technische Hochschule Aachen, 2025; Aachen : RWTH Aachen University 1 Online-Ressource : Illustrationen (2025).
openaire   +2 more sources

Multimodal Human–Robot Interaction Using Human Pose Estimation and Local Large Language Models

open access: yesAdvanced Robotics Research, EarlyView.
A multimodal human–robot interaction framework integrates human pose estimation (HPE) and a large language model (LLM) for gesture‐ and voice‐based robot control. Speech‐to‐text (STT) enables voice command interpretation, while a safety‐aware arbitration mechanism prioritizes gesture input for rapid intervention.
Nasiru Aboki   +2 more
wiley   +1 more source

Research on Volumetric-error Calculation Method of Large-size Optical-element Precision-measuring Platform

open access: yes, 2015
针对大口径光学元件精密检测平台空间误差难以直接测量的问题,提出了一种空间误差计算方法.首先,将空间误差分解为平面内两轴联动误差和该平面沿第三轴运动所引起的误差;其次,利用上述两项误差,基于多项式拟合和平面几何相关理论,求解出空间误差值;运用球杆仪、激光干涉仪等设备对于模型中所涉及的多项几何误差进行测量,计算得到检测平台的空间误差值为-5.22~5.80μM;为验证本方法的正确性,以泰勒霍普森的fOrM TAlySurf PgI 1240轮廓仪的校准半球为基准进行测量,测量结果为半球半径的误差值为-5 ...
王詹帅, 杨平, 杨炜, 张东旭
core  

Prediction of thermal effects on machine tool volumetric error [PDF]

open access: yes, 2019
Since a significant and possibly major part of machine tool error is caused by thermal deformation, its compensation has high priority as an accuracy increasing tool.
Horejš O.   +4 more
core  

Bioinspired Soft‐Skeleton Robotics With Cooperative Shape Transformation and Stiffness Adaptation

open access: yesAdvanced Robotics Research, EarlyView.
A bioinspired soft‐skeleton robot that integrates variable‐stiffness chain skeletons into a soft textile skin is developed. The chain skeletons are highly flexible initially but can stiffen upon pneumatic actuation, enabling large deformation and enhanced load‐bearing capacity.
Mengyuan Niu   +5 more
wiley   +1 more source

Task‐Oriented Path Planning Towards Autonomous Sensor Network Deployment in Rainforest Canopies

open access: yesAdvanced Robotics Research, EarlyView.
An informative path planner for drone‐based deployment of wireless sensor networks in rainforest canopies is presented, addressing key challenges in large‐scale biodiversity monitoring. By integrating canopy surface detection with connectivity‐aware sampling under strict flight constraints, the approach enables efficient and reliable aerial sensor ...
Rita Santos Raminhos, Salua Hamaza
wiley   +1 more source

Magnetically Actuated Microrobot for Drug Delivery: Current Progress and Challenges

open access: yesAdvanced Robotics Research, EarlyView.
Magnetically actuated microrobots are reshaping targeted drug delivery through wireless propulsion, programmable materials, and localized therapeutic release. This review examines how fabrication, body material selection, structural architecture, loading mechanisms, and imaging‐guided control converge to enable microrobotic therapies while identifying ...
Yang Yang, David J. Cappelleri
wiley   +1 more source

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