Measurement of the frequency dependence of four terminal-pair air capacitors with a vector network analyzer [0.03%]
用矢量网络分析仪测量四端大气电容的频率依赖性
Stephan Schlamminger,Andrew Koffman,James Schmidt et al.
Stephan Schlamminger et al.
Four terminal-pair air capacitors are important transfer standards to calibrate LCR meters up to a frequency of 10 MHz. We report a simple and new method to obtain the frequency dependence of the four terminal-pair capacitance of these stan...
Hybrid Transfer Learning and Broad Learning System for Wearing Mask Detection in the COVID-19 Era [0.03%]
新冠肺炎疫情期间的戴口罩检测的混合迁移学习和广义学习系统方法研究
Bingshu Wang,Yong Zhao,C L Philip Chen
Bingshu Wang
In the era of Corona Virus Disease 2019 (COVID-19), wearing a mask can effectively protect people from infection risk and largely decrease the spread in public places, such as hospitals and airports. This brings a demand for the monitoring ...
EVDHM-ARIMA-Based Time Series Forecasting Model and Its Application for COVID-19 Cases [0.03%]
基于EVDHM-ARIMA的时间序列预测模型及其在COVID-19病例中的应用
Rishi Raj Sharma,Mohit Kumar,Shishir Maheshwari et al.
Rishi Raj Sharma et al.
The time-series forecasting makes a substantial contribution in timely decision-making. In this article, a recently developed eigenvalue decomposition of Hankel matrix (EVDHM) along with the autoregressive integrated moving average (ARIMA) ...
A Novel Ultrasound Robot with Force/torque Measurement and Control for Safe and Efficient Scanning [0.03%]
一种带力/力矩测量与控制的新型超声机器人用于安全高效的扫查
Xianqiang Bao,Shuangyi Wang,Lingling Zheng et al.
Xianqiang Bao et al.
Medical ultrasound is of increasing importance in medical diagnosis and intraoperative assistance and possesses great potential advantages when integrated with robotics. However, some concerns, including the operation efficiency, operation ...
Comparison of a 100-pF Capacitor With a 12 906-Ω Resistor Using a Digital Impedance Bridge [0.03%]
用数字阻抗电桥比较一个100pF的电容和12.9KΩ的电阻
Mona Feige,Stephan Schlamminger,Andrew D Koffman et al.
Mona Feige et al.
We tested a digital impedance bridge in a hybrid structure for comparison of a capacitor with a resistor where the impedance ratio was measured in two separate parts. The modulus of the impedance ratio was matched arbitrarily close to the i...
State and Topology Estimation for Unobservable Distribution Systems using Deep Neural Networks [0.03%]
基于深度神经网络的不可观测配电网状态和拓扑估计方法研究
Behrouz Azimian,Reetam Sen Biswas,Shiva Moshtagh et al.
Behrouz Azimian et al.
Time-synchronized state estimation for reconfigurable distribution networks is challenging because of limited real-time observability. This paper addresses this challenge by formulating a deep learning (DL)-based approach for topology ident...
Deep Generative Learning-Based 1-SVM Detectors for Unsupervised COVID-19 Infection Detection Using Blood Tests [0.03%]
基于深度生成学习的1-SVM无监督COVID-19感染检测方法
Abdelkader Dairi,Fouzi Harrou,Ying Sun
Abdelkader Dairi
A sample blood test has recently become an important tool to help identify false-positive/false-negative real-time reverse transcription polymerase chain reaction (rRT-PCR) tests. Importantly, this is mainly because it is an inexpensive and...
Tensor Gradient L₀-Norm Minimization-Based Low-Dose CT and Its Application to COVID-19 [0.03%]
基于张量梯度L₀范数最小化的低剂量CT及其在COVID-19中的应用
Weiwen Wu,Jun Shi,Hengyong Yu et al.
Weiwen Wu et al.
Methods to recover high-quality computed tomography (CT) images in low-dose cases will be of great benefit. To reach this goal, sparse-data subsampling is one of the common strategies to reduce radiation dose, which is attracting interest a...
SenSARS: A Low-Cost Portable Electrochemical System for Ultra-Sensitive, Near Real-Time, Diagnostics of SARS-CoV-2 Infections [0.03%]
基于电化学的低成本便携式超灵敏快速诊断系统用于检测SARS-CoV-2感染
Sammy A Perdomo,Viviana Ortega,Andres Jaramillo-Botero et al.
Sammy A Perdomo et al.
A critical path to solving the SARS-CoV-2 pandemic, without further socioeconomic impact, is to stop its spread. For this to happen, pre- or asymptomatic individuals infected with the virus need to be detected and isolated opportunely. Unfo...
Differential Pressure Spirometry for Mechanical Ventilation Using Dichotomic Search [0.03%]
二分搜索法在机械通气压力差容积曲线测定中的应用研究
Noe A Rodriguez-Olivares,Luciano Nava-Balanzar,Leonardo Barriga-Rodriguez
Noe A Rodriguez-Olivares
In invasive mechanical ventilation (IMV), it is critical that the flow value is estimated correctly, as it is used as a trigger variable for ventilatory assistance. Furthermore, the numerical integration of the flow allows the calculation o...