Results 11 to 20 of about 1,725,137 (297)

Fault identification for chiller sensor based on partial least square method [PDF]

open access: yesE3S Web of Conferences, 2021
Sensor failures can lead to an imbalance in heating, ventilation and air conditioning (HVAC) control systems and increase energy consumption. The partial least squares algorithm is a multivariate statistical method, compared with the principal component ...
Wu Bang   +4 more
doaj   +1 more source

Numerical analysis of least squares and perceptron learning for classification problems [PDF]

open access: yes, 2020
This work presents study on regularized and non-regularized versions of perceptron learning and least squares algorithms for classification problems.
Beilina, L.
core   +2 more sources

Deep Least Squares Fisher Discriminant Analysis

open access: yesIEEE Transactions on Neural Networks and Learning Systems, 2020
While being one of the first and most elegant tools for dimensionality reduction, Fisher linear discriminant analysis (FLDA) is not currently considered among the top methods for feature extraction or classification. In this paper, we will review two recent approaches to FLDA, namely, least squares Fisher discriminant analysis (LSFDA) and regularized ...
David Diaz-Vico, Jose R. Dorronsoro
openaire   +3 more sources

Performance analysis of low-flux least-squares single-pixel imaging [PDF]

open access: yes, 2016
A single-pixel camera is able to computationally form spatially resolved images using one photodetector and a spatial light modulator. The images it produces in low-light-level operation are imperfect, even when the number of measurements exceeds the ...
Goyal, Vivek K.   +2 more
core   +1 more source

Least Squares Shadowing method for sensitivity analysis of differential equations [PDF]

open access: yes, 2017
For a parameterized hyperbolic system $\frac{du}{dt}=f(u,s)$ the derivative of the ergodic average $\langle J \rangle = \lim_{T \to \infty}\frac{1}{T}\int_0^T J(u(t),s)$ to the parameter $s$ can be computed via the Least Squares Shadowing algorithm (LSS).
Blonigan, Patrick J.   +3 more
core   +2 more sources

A hybrid least squares and principal component analysis algorithm for Raman spectroscopy. [PDF]

open access: yesPLoS ONE, 2012
Raman spectroscopy is a powerful technique for detecting and quantifying analytes in chemical mixtures. A critical part of Raman spectroscopy is the use of a computer algorithm to analyze the measured Raman spectra.
Dominique Van de Sompel   +3 more
doaj   +1 more source

The Least Squares Stochastic Finite Element Method in Structural Stability Analysis of Steel Skeletal Structures

open access: yesInternational Journal of Applied Mechanics and Engineering, 2015
The main purpose of this work is to verify the influence of the weighting procedure in the Least Squares Method on the probabilistic moments resulting from the stability analysis of steel skeletal structures.
M. KamiƄski, J. Szafran
doaj   +1 more source

Application of the Iterated Weighted Least-Squares Fit to counting experiments [PDF]

open access: yes, 2019
Least-squares fits are an important tool in many data analysis applications. In this paper, we review theoretical results, which are relevant for their application to data from counting experiments.
Dembinski, Hans   +2 more
core   +3 more sources

Analysis of a plane stress wave by the moving least squares method [PDF]

open access: yesBiuletyn Wojskowej Akademii Technicznej, 2014
A meshless method based on the moving least squares approximation is applied to stress wave propagation analysis. Two kinds of node meshes, the randomly generated mesh and the regular mesh are used.
Wojciech Dornowski
doaj   +1 more source

Constructive Analysis for Least Squares Regression with Generalized K-Norm Regularization

open access: yesAbstract and Applied Analysis, 2014
We introduce a constructive approach for the least squares algorithms with generalized K-norm regularization. Different from the previous studies, a stepping-stone function is constructed with some adjustable parameters in error decomposition.
Cheng Wang, Weilin Nie
doaj   +1 more source

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