Results 131 to 140 of about 62,622 (323)

Large‐Dimensional Cointegrated Threshold Factor Models: The Global Term Structure of Interest Rates

open access: yesOxford Bulletin of Economics and Statistics, EarlyView.
ABSTRACT In this paper we extend the two‐level factor model to account for cointegration between group‐specific factors in large datasets. We propose two nonlinear specifications: (i) a threshold vector error correction model (VECM) that allows for asymmetric adjustment across regimes; and (ii) a band VECM that captures state‐dependent adjustment which
Daniel Abreu, Paulo M. M. Rodrigues
wiley   +1 more source

Selection of Apple Trees (Malus domestica Borkh.) Based on Genetic Parameters Estimated Through Mixed Models

open access: yesPlant Breeding, EarlyView.
ABSTRACT In Brazilian apple breeding (Malus domestica Borkh.), Active Germplasm Banks are providing the genetic diversity required for selecting genotypes with low chilling requirements, high yield and superior fruit quality. This study estimated genetic parameters and perform genotype selection based on phenotypic traits from the IDR‐Paraná breeding ...
Alexandre Friedrich Ribas   +4 more
wiley   +1 more source

PERANCANGAN PROGRAM PEMODELAN INVERSI I-D DATA GRAVITY MENGGUNAKAN METODE SINGULAR VALUE DECOMPOSITION (SVD) BERBASIS MATLAB

open access: yes, 2013
Telah dilakukan penelitian tentang Perancangan Pemodelan Inversi 1-0 Data Gravity Menggunakan Metode Singular Value Decomposition (SVD) Berbasis Matlab.
Irwansyah
core  

PENGEMBANGAN METODE REKONSTRUKSI MENGGUNAKAN METODE SINGULAR VALUE DECOMPOSITION (SVD) PADA SISTEM DIFFUSE OPTICAL TOMOGRAPHY (DOT) [PDF]

open access: yes, 2018
Telah dilakukan penelitian yang berjudul Pengembangan Metode Rekonstruksi Menggunakan Metode Singular Value Decomposition (SVD) pada Sistem Diffuse Optical Tomography (DOT).
LU’LU’IL MAKNUNAH, 081411331072
core  

Spherulite in the modern aragonitic travertine stromatolite has a calcite core with exopolymers

open access: yesSedimentology, EarlyView.
ABSTRACT Spherulites are spherical to ellipsoidal particles formed by various crystalline substances and can be abiotically synthesised in the laboratory. Among various spherulite types, spherulites composed of calcium carbonate are also found in various natural environments, but their abiotic or biotic origins are still controversial.
Fumito Shiraishi   +4 more
wiley   +1 more source

Calculation models for acoustic analysis of sacral objects

open access: yesArchives of Acoustics, 2009
Application of the technique of singular value decomposition (SVD) for analysis of acoustic properties of sacral objects has been presented in the paper.
Krzysztof KOSAŁA
doaj  

Singular Value Decomposition (SVD) Solver Course

open access: yes
This project provides a mathematically rigorous treatment and production-style implementation of the SVD optimization algorithm, including theoretical derivation, convergence analysis, and numerical experiments.
openaire   +2 more sources

Modulation-mode and power-assignment for SVD-assisted downlink multiuser MIMO systems

open access: yes, 2010
Multiuser multiple-input multiple-output (MIMO) downlink (DL) transmission schemes experience both multiuser interference as well as inter-antenna interference.
Ahrens, Andreas, Benavente Peces, César
core  

Frequency‐dependent contraction rates for the Bayesian method to the inverse source problem

open access: yesTransactions of the London Mathematical Society, Volume 13, Issue 1, December 2026.
Abstract This paper addresses an inverse source problem for acoustic waves in a range of frequencies. Our study has two main goals. First, although the problem is severely ill‐posed with a logarithmic stability estimate, we demonstrate, through careful analysis of the forward map's singular values, that increasing the frequency range enhances stability,
Pu‐Zhao Kow, Jenn‐Nan Wang
wiley   +1 more source

PENGKAJIAN JUMLAH DIMENSI MATRIKS SINGULAR DALAM SINGULAR VALUE DECOMPOSITION (SVD) UNTUK KASUS SINONIM BERBAHASA INDONESIA

open access: yes, 2011
Pada konsep pencarian suatu dokumen, sinonim perlu dipertimbangkan agar dokumen-dokumen yang relevan tidak saja terdiri dari dokumen-dokumen yang memiliki kata kunci di dalamnya tetapi juga dokumen-dokumen yang
Cut Yanti
core  

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