Results 121 to 130 of about 74,320 (358)

Influence of Signal to Noise Ratio on the Pharmacokinetic Analysis in DCE-MRI Studies

open access: yesFrontiers in Biomedical Technologies, 2019
Introduction: Recruiting the pharmacokinetic parameters estimated from noninvasive methods such as Dynamic Contrast Enhanced MRI (DCE-MRI) to evaluate or plan treatment procedure is widely interested in clinical practices.
Azimeh NV Dehkordi, Saeideh Koohestani
doaj   +1 more source

Tunable 3D Aerosol Jet Printing of Low‐Power Redox‐Gated Transistors with Multicomponent Inks

open access: yesAdvanced Materials Technologies, EarlyView.
Printed hybrid electronics emerge as a versatile option for fabricating microelectronics using customized multicomponent inks. Leveraging additive manufacturing, redox‐chemistry, and correlated metal oxide nanoparticles, this study presents a multilayered solid‐state VO2 transistor fabricated via aerosol jet printing.
Andrew J. Erwin   +8 more
wiley   +1 more source

On Minimum Variance Unbiased Estimation of Reliability [PDF]

open access: yesThe Annals of Mathematical Statistics, 1969
Sathe, Y. S., Varde, S. D.
openaire   +2 more sources

Wireless Nano Irradiance Meter Based on Upconversion Luminescence Lifetime

open access: yesAdvanced Optical Materials, EarlyView.
A wireless nano irradiance meter is developed based on upconversion nanoparticles that enabled local readouts through their luminescence lifetime. This method allows for remote and precise light irradiance quantification in complex media, offering significant potential for light‐based technologies such as photodynamic therapy and nanothermometry ...
Alejandro Casillas‐Rubio   +5 more
wiley   +1 more source

A new procedure for monitoring the range and standard deviation of a quality characteristic [PDF]

open access: yes
The Shewhart and the Bonferroni-adjustment R and S chart are usually applied to monitor the range and the standard deviation of a quality characteristic. These charts are used to recognize the process variability of a quality characteristic.
Kiani, Mehdi   +2 more
core   +1 more source

Ultrabright Fiber‐Coupled Polarization‐Entangled Photon Source with Spectral Brightness Surpassing 2.0 MHz mW−1 nm−1

open access: yesAdvanced Photonics Research, EarlyView.
In this study, it implements a high‐efficiency polarization‐entangled photon source based on single‐mode fiber coupling with a spectral brightness exceeding 2.0 MHz mW−1 nm−1, utilizing a spatial mode‐matching technique. The results of this study provide a more intuitive and practical guide for implementing high‐efficiency quantum light sources ...
Kyungdeuk Park   +4 more
wiley   +1 more source

Multicomponent Stress-Strength Reliability estimation based on Unit Generalized Exponential Distribution

open access: yesAin Shams Engineering Journal, 2022
Estimation of stress-strength reliability is considered based on frequentist and Bayesian methods of estimation when both stress and strength variables follow unit generalized exponential distributions.
Mayank Kumar Jha   +4 more
doaj  

Unbiased and Minimum-Variance Unbiased Estimation of Estimable Functions for Fixed Linear Models with Arbitrary Covariance Structure

open access: yes, 1981
Consider a general linear model for a column vector y of data having E( y) = Xa and Var(y) = ur2H, where a is a vector of unknown parameters and X and H are given matrices that are possibly deficient in rank.
D. Harville
semanticscholar   +1 more source

Flexible Sensor‐Based Human–Machine Interfaces with AI Integration for Medical Robotics

open access: yesAdvanced Robotics Research, EarlyView.
This review explores how flexible sensing technology and artificial intelligence (AI) significantly enhance human–machine interfaces in medical robotics. It highlights key sensing mechanisms, AI‐driven advancements, and applications in prosthetics, exoskeletons, and surgical robotics.
Yuxiao Wang   +5 more
wiley   +1 more source

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