Results 101 to 110 of about 77,620 (219)

Non-haar p-adic wavelets and pseudodifferential operators

open access: yes, 2008
Non-haar p-adic wavelets were introduced and pseudodifferential operators were ...
Shelkovich, Vladimir   +3 more
core   +1 more source

ABOUT MULTISCALE MODELING WITH THE USE OF HAAR DISCRETE WAVELETS FOR TARGETED DATA EXTRACTION IN PROBLEMS OF STRUCTURAL MECHANICS

open access: yesInternational Journal for Computational Civil and Structural Engineering
The distinctive paper is devoted to multiscale modelling of functions with the use of Haar discrete wavelets. Numerical implementation is realized with the use of “Fortran” programming language (“Intel Visual Fortran” software).
Mojtaba Aslami , Pavel Akimov
doaj   +1 more source

Wavelets de Haar y Daubechies y sus aplicaciones [PDF]

open access: yes, 2018
Treball Final de Grau en Matemàtica Computacional. Codi: MT1030. Curs: 2017/2018El análisis de señales se aplica a diferentes campos de estudios y una forma de extraer y tratar la información de estas señales es a través de las wavelets.
Olivera Rodríguez, Nahuel
core   +1 more source

Haar wavelets in linear dynamic systems [PDF]

open access: yes, 2002
W artykule przedstawiono metody analizy i optymalizacji liniowych układów dynamicznych o stałych skupionych przy zastosowaniu funkcji Haara. Podano metody analizy dla układów dowolnego rzędu i o dowolnej liczbie sygnałów sterujących.
Kosicka, M., Adamczyk, P.
core  

The Effectiveness of two Dimensional Haar Wavelet Image De-noising performance using Soft or Hard Thresholding Approach

open access: yesTikrit Journal of Pure Science
Image de-noising and restoration represent basic problems in image processing with many different applications including engineering, reconstruction of missing data during their transmission and enhancement ..etc.
Wesam Hujab Saood, Khamees Khalaf Hasan
doaj   +1 more source

Wavelet Multiresolution Analysis of High-Frequency Asian FX Rates, Summer 1997 [PDF]

open access: yes
FX pricing processes are nonstationary and their frequency characteristics are time-dependent. Most do not conform to geometric Brownian motion, since they exhibit a scaling law with a Hurst exponent between zero and 0.5 and fractal dimensions between 1 ...
CORNELIS A. LOS, JEYANTHI KARUPPIAH
core  

Numerical Solution of Space-Time Fractional Convection-Diffusion Equations with Variable Coefficients Using Haar Wavelets

open access: yes, 2012
In this paper, we present a computational method for solving a class of space-time fractional convection-diffusion equations with variable coefficients which is based on the Haar wavelets operational matrix of fractional order differentiation.
Jinxia Wei   +3 more
core   +1 more source

Wavelets in Economics and Finance: Past and Future [PDF]

open access: yes
In this paper I review what insights we have gained about economic and financial relationships from the use of wavelets and speculate on what further insights we may gain in the future.
Ramsey, J.B.
core  

Haar-like features.

open access: yes, 2017
Top row: basic forms of Haar-like features. Bottom row: vehicle rear appearances suitable for Haar-like features.
Zhiquan Qi (3838933)   +4 more
core   +1 more source

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