Results 191 to 200 of about 567 (213)
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Missing RRI interpolation for HRV analysis using locally-weighted partial least squares regression

2016 38th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), 2016
The R-R interval (RRI) fluctuation in electrocardiogram (ECG) is called heart rate variability (HRV). Since HRV reflects autonomic nervous function, HRV-based health monitoring services, such as stress estimation, drowsy driving detection, and epileptic seizure prediction, have been proposed.
Keisuke Kamata   +3 more
openaire   +2 more sources

Meshless local numerical procedure based on interpolating moving least squares approximation and exponential time differencing fourth-order Runge–Kutta (ETDRK4) for solving stochastic parabolic interface problems

Engineering with Computers, 2020
The main propose of this investigation is to develop an interpolating meshless numerical procedure for solving the stochastic parabolic interface problems. The present numerical algorithm is constructed from the interpolating moving least squares (ISMLS) approximation.
Mostafa Abbaszadeh, Mehdi Dehghan
openaire   +1 more source

Interpolating moving least-squares methods for fitting potential energy surfaces: Improving efficiency via local approximants

The Journal of Chemical Physics, 2007
The local interpolating moving least-squares (IMLS) method for constructing potential energy surfaces is investigated. The method retains the advantageous features of the IMLS approach in that the ab initio derivatives are not required and high degree polynomials can be used to provide accurate fits, while at the same time it is much more efficient ...
Yin, Guo   +4 more
openaire   +2 more sources

Analysis of thin beams, using the meshless local Petrov-Galerkin method, with generalized moving least squares interpolations

Computational Mechanics, 1999
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Atluri, S. N., Cho, J. Y., Kim, H.-G.
openaire   +1 more source

Potential energy surface fitting by a statistically localized, permutationally invariant, local interpolating moving least squares method for the many-body potential: Method and application to N4

The Journal of Chemical Physics, 2014
Fitting potential energy surfaces to analytic forms is an important first step for efficient molecular dynamics simulations. Here, we present an improved version of the local interpolating moving least squares method (L-IMLS) for such fitting. Our method has three key improvements.
Jason D, Bender   +3 more
openaire   +2 more sources

Comparison of Polynomial Interpolation and Least Squares Support Vector Machines Methods for Modelling Local Geoid using GNSS/Levelling Data

2022
GNSS surveying methods are more preferred than terrestrial measuring methods thanks to recent technological developments in mapping activities. The height information obtained by GNSS measurements is the elipsoidal height. However, orthometric heights are needed to be able to physically describe a point on the ground.
OCAK, Merve, ÇAKIR, Leyla
openaire   +1 more source

The Local Geoid Determination Using Least Square Collocation and Kriging Interpolation Methods

2018
The local geoid determination applications increased last year depending on satellite technologies in geodesy. Geoid undulation (N), obtained from ellipsoidal height (h) to orthometric height (H) is required for many geodetic and surveying applications.
ŞİŞMAN, Yasemin, ELEVLİ, Birol
openaire   +1 more source

Generalizations of the constrained mock-Chebyshev least squares in two variables: Tensor product vs total degree polynomial interpolation

Applied Mathematics Letters, 2022
Francesco Dell’Accio   +2 more
exaly  

Sterling interpolation method for precision estimation of total least squares

Communications in Statistics Part B: Simulation and Computation, 2023
Leyang Wang
exaly  

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