Results 171 to 180 of about 96,341 (238)

Real‐time Nonlinear Model Predictive Control of a Robotic Arm Using Spatial Operator Algebra Theory

open access: yesJournal of Field Robotics, EarlyView.
ABSTRACT Nonlinear model predictive control (NMPC) has inherent challenges, such as high computational burden, nonconvex optimization, and the necessity of powerful and fast processors with large memory for real‐time robotics. In this study, a new NMPC strategy is proposed using Spatial Operator Algebra (SOA) theory to address these challenges, and ...
Tuğçe Yaren, Selçuk Kizir
wiley   +1 more source

Developing a Climbing Robot for Stay Cable Maintenance With Security and Rescue Mechanisms

open access: yesJournal of Field Robotics, EarlyView.
ABSTRACT The significance of climbing robotic systems for cable maintenance is escalating in both academic research and real‐world applications. As these systems are poised for real‐world deployment, it is imperative to develop security and rescue mechanisms that ensure robots' intrinsic safety and robustness in dealing with uncertainty factors.
Zhenliang Zheng   +9 more
wiley   +1 more source

Flow Memory Effect on Open‐Frame Remotely Operated Vehicle Motion

open access: yesJournal of Field Robotics, EarlyView.
ABSTRACT The flow memory effect is a kind of viscous force caused by acceleration between continuous phases and underwater vehicles and the development of the boundary layer near the interfacial surface. This paper establishes a 6‐degrees‐of‐freedom unsteady equation of motion describing the flow memory effect on viscous hydrodynamic loads.
Ruinan Guo   +5 more
wiley   +1 more source

Straining Flow Effects on Sperm Flagellar Energetics in Microfluidic Cross‐Slot Traps

open access: yesSmall, EarlyView.
This study explores the impact of straining flow on the flagellar energetics of single trapped sperm using microfluidic cross‐slot devices. Findings reveal that higher strain rates disrupt periodic beating, reduce amplitude, and power dissipation, while maintaining frequency.
Javane Javaherchian   +4 more
wiley   +1 more source

Usefulness of the Kinect‐V2 System for Determining the Global Gait Index to Assess Functional Recovery after Total Knee Arthroplasty

open access: yesOrthopaedic Surgery, Volume 14, Issue 12, Page 3216-3224, December 2022., 2022
Scatter plot of the actual and predicted Korean Knee Society (KKS) scores using the Global Gait Asymmetry (GGA) index model. The y‐axis is the actual KKS value, and the x‐axis is the KKS value predicted by the GGA index model. The values essentially cluster on a straight line, except that the preoperative and 2‐week postoperative points deviate ...
Hong Man Cho   +4 more
wiley   +1 more source

Estimation of reproduction numbers in real time: Conceptual and statistical challenges

open access: yesJournal of the Royal Statistical Society: Series A (Statistics in Society), Volume 185, Issue S1, Page S112-S130, November 2022., 2022
Abstract The reproduction number R$$ R $$ has been a central metric of the COVID‐19 pandemic response, published weekly by the UK government and regularly reported in the media. Here, we provide a formal definition and discuss the advantages and most common misconceptions around this quantity.
Lorenzo Pellis   +13 more
wiley   +1 more source

EULER'S FORMULA VIA POTENTIAL FUNCTIONS

open access: bronze, 1994
Ryuichi Hirabayashi   +2 more
openalex   +2 more sources

The Euler-Maclaurin summation formula [PDF]

open access: yesBulletin of the American Mathematical Society, 1939
openaire   +2 more sources

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