Results 11 to 20 of about 532,266 (218)

Sampled-Data Fuzzy Fault Estimation Observer Design for Nonlinear Systems

open access: yesIEEE Access, 2023
In this study, a sampled-data fuzzy fault estimation observer design problem is considered for nonlinear systems. The main idea of this study is to solve the sampled-data output problem by using two approaches of approximate discretization and exact ...
Geun Bum Koo
doaj   +1 more source

Accurate Frequency Estimation of a Real Sinusoid by Three New Interpolators

open access: yesIEEE Access, 2019
Interpolators are widely employed in the frequency estimation of sinusoidal signals. However, for a real-valued sinusoidal signal, the existing interpolators do not consider the negative frequency component, which leads to a frequency estimation error ...
Guo Bai   +4 more
doaj   +1 more source

Pauli error estimation via Population Recovery [PDF]

open access: yesQuantum, 2021
Motivated by estimation of quantum noise models, we study the problem of learning a Pauli channel, or more generally the Pauli error rates of an arbitrary channel.
Steven T. Flammia, Ryan O'Donnell
doaj   +1 more source

Novel Parallelogram Set-Membership Estimation Dynamic Navigation Method for Osteotomy Surgical Robot

open access: yesIEEE Access, 2019
In this paper, a parallelogram set-membership estimation (PSME) algorithm is proposed to perform osteotomy trajectory estimation in two dimension plane with high accuracy to achieve high-precision osteotomy by an orthopedic surgery robot and meet the ...
Danyang Qu   +7 more
doaj   +1 more source

Non-Destructive Post-Harvest Tomato Mass Estimation Model Based on Its Area via Computer Vision and Error Minimization Approaches

open access: yesIEEE Access, 2022
Tomato commercialization in Mexican and Latin-American markets is economically affected by three main physical aspects of the fruit: ripening time, size, and mass. Digital image processing combined with mathematical models and machine learning approaches
F. J. Bucio   +5 more
doaj   +1 more source

Blockchain-Based Software Effort Estimation: An Empirical Study

open access: yesIEEE Access, 2022
Context: The success or failure of any software development project significantly depends on the accuracy of its effort estimates. Software development effort estimation is the foundation for project bidding, budgeting, planning, and cost control ...
Mansoor Ahmed   +6 more
doaj   +1 more source

Evaluating Approximate Point Forecasting of Count Processes

open access: yesEconometrics, 2019
In forecasting count processes, practitioners often ignore the discreteness of counts and compute forecasts based on Gaussian approximations instead.
Annika Homburg   +4 more
doaj   +1 more source

Linear Computation Coding: A Framework for Joint Quantization and Computing

open access: yesAlgorithms, 2022
Here we introduce the new concept of computation coding. Similar to how rate-distortion theory is concerned with the lossy compression of data, computation coding deals with the lossy computation of functions.
Ralf Reiner Müller   +2 more
doaj   +1 more source

Baroreflex Sensitivity Assessment Using the Sequence Method with Delayed Signals in End-Stage Renal Disease Patients

open access: yesSensors, 2022
Impaired baroreflex sensitivity (BRS) is partially responsible for erratic blood pressure fluctuations in End-Stage Renal Disease (ESRD) patients on chronic hemodialysis (HD), which is related to autonomic nervous dysfunction.
Marisol Martinez-Alanis   +6 more
doaj   +1 more source

An Overview of Physical Layer Security in Wireless Communication Systems With CSIT Uncertainty

open access: yesIEEE Access, 2016
The concept of physical layer security builds on the pivotal idea of turning the channel's imperfections, such as noise and fading, into a source of security.
Amal Hyadi   +2 more
doaj   +1 more source

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