Results 21 to 30 of about 1,039,315 (343)

Disturbance impulse effects on large umbrella space reflector dynamics [PDF]

open access: yes, 2016
Large umbrella space antennas are essential for communication, monitoring and observation of Earth and space objects. Despite investigations devoted to space antenna dynamics, the disturbance impulse shape effect on the root mean square error of ...
Belov, Sergey   +3 more
core   +1 more source

Quantum Metrology with Indefinite Causal Order [PDF]

open access: yes, 2020
We address the study of quantum metrology enhanced by indefinite causal order, demonstrating a quadratic advantage in the estimation of the product of two average displacements in a continuous variable system.
Chiribella, Giulio   +2 more
core   +2 more sources

Rapid Determination of Saponins in the Honey-Fried Processing of Rhizoma Cimicifugae by Near Infrared Diffuse Reflectance Spectroscopy. [PDF]

open access: yes, 2018
ObjectiveA model of Near Infrared Diffuse Reflectance Spectroscopy (NIR-DRS) was established for the first time to determine the content of Shengmaxinside I in the honey-fried processing of Rhizoma Cimicifugae.MethodsShengmaxinside I content was ...
Cheng, Genhong   +7 more
core   +2 more sources

Wavelet-Based Denoising Of Images [PDF]

open access: yesEngineering and Technology Journal, 2019
Wavelet-analysis has become a powerful tool for denoising images. It represents a new way to achieve better noise reduction and increased contrast. Here, experimentally demonstrate abilities of discrete wavelet transform with Daubechies basis functions ...
Alauldeen Yaseen   +2 more
doaj   +1 more source

Colloquium: Quantum root-mean-square error and measurement uncertainty relations [PDF]

open access: yesReviews of Modern Physics, 2014
Recent years have witnessed a controversy over Heisenberg’s famous error-disturbance relation. Here the conflict is resolved by way of an analysis of the possible conceptualizations of measurement error and disturbance in quantum mechanics. Two approaches to adapting the classic notion of root-mean-square error to quantum measurements are discussed ...
Paul Busch   +2 more
openaire   +2 more sources

A Simple Tuning Algorithm of Augmented Fuzzy Membership Functions

open access: yesIEEE Access, 2020
The successful application of fuzzy control depends to a large extent on the parameters of some subjective decisions, such as fuzzy membership function (MF).
Salah-Ud-Din Khokhar   +4 more
doaj   +1 more source

Research on positioning algorithm of underground personnel based on UWB

open access: yesGong-kuang zidonghua, 2022
Aiming at the requirement of high real-time and high precision personnel positioning in underground mine, the positioning algorithm of underground personnel based on ultra wide band (UWB) is studied.
HE Lei   +5 more
doaj   +1 more source

Quantitative Kinetic Energy Estimated from Disdrometer Signal [PDF]

open access: yes, 2020
The kinetic energy of the rain drops was predicted in a relation between the rain rate and rain quantity, derived directly from the rain drop size distribution (DSD), which had been measured by a disdrometer located in the eastern state of Alagoas ...
Kwon, Byung-Hyuk   +4 more
core   +1 more source

Image Registration Based on Sum of Square Difference Cost Function [PDF]

open access: yesJournal of Electrical and Computer Engineering Innovations, 2018
Background and Objectives: There are numerous applications for image registration (IR). The main purpose of the IR is to find a map between two different situation images.
J. Khosravi   +2 more
doaj   +1 more source

Comparative and Sensitivity Analysis of Numerical Methods for the Discretization of Opaque Structures and Parameters of Glass Components for EN ISO 52016-1

open access: yesEnergies, 2022
The EN ISO 52016-1:2017 standard introduced a new methodology for the hourly calculation of energy needs that allows the study of the dynamic energy performance of buildings. In this study, a comparative analysis was carried out between two heat transfer
Serena Summa   +2 more
doaj   +1 more source

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