Results 11 to 20 of about 824,025 (319)

Radar matched filtering using the fractional fourier transform [PDF]

open access: yes, 2010
-A matched filter is the optimal linear filter for maximizing the signal to noise ratio (SNR) in the presence of additive noise. Matched filters are commonly used in radar systems where the transmitted signal is known and may be used as a replica to be ...
Clemente, Carmine   +5 more
core   +1 more source

Fourier restriction to polynomial curves I: a geometric inequality [PDF]

open access: yes, 2010
We prove a Fourier restriction result for general polynomial curves in Rd. Measuring the Fourier restriction with respect to the affine arclength measure of the curve, we obtain a universal estimate for the class of all polynomial curves of bounded ...
Wright, James   +5 more
core   +1 more source

Quantification of Ethnic Differences in Facial Profile

open access: yesAustralasian Orthodontic Journal, 1997
The concept of facial aesthetics is becoming increasingly important and with the expanding application of orthodontic, orthognathic, plastic and reconstructive techniques to patients from continually diversifying ethnic backgrounds, it is timely that ...
Sheridan Charles S.   +2 more
doaj   +1 more source

On the intraspecific variation in morphometry and shape of sagittal otoliths of common sardine, Strangomera bentincki, off central-southern Chile

open access: yesScientia Marina, 2012
Size and shape of fish otoliths are species-specific, but some species also display intraspecific variations. The common sardine, Strangomera bentincki, is a small pelagic fish inhabiting a seasonal upwelling ecosystem off central-southern Chile, having ...
Sandra Curin-Osorio   +2 more
doaj   +1 more source

Improvement of broadband seismic station installations at the Observatoire de Grenoble (OSUG) seismic network [PDF]

open access: yesAdvances in Geosciences, 2013
We describe in this paper different improvements that were brought to the installation of seismic broadband stations deployed by the Observatoire de Grenoble (OSUG) in the northern French Alps.
M. Langlais, B. Vial, O. Coutant
doaj   +1 more source

La durabilité des géosynthétiques dans les installations de stockage de déchets : le projet Durageos [PDF]

open access: yesSciences, Eaux & Territoires, 2012
Les géosynthétiques sont de plus en plus utilisés pour renforcer les barrières d'étanchéité des installations de stockage des déchets non dangereux. Afin de réduire l'impact environnemental des installations, les utilisateurs de ces matériaux ont donc ...
FARCAS, Fabienne   +12 more
doaj  

The Analysis of CO2 Emissions in European Union by Means of Fourier Development

open access: yesEIRP Proceedings, 2022
In this article, it will carry out an analysis on the regularity of CO2 emissions of all Union European countries. The research method consists in adjusting the statistical data with the help of Fourier series development and determining the ...
Cătălin Angelo Ioan, Gina Ioan
doaj  

A reverse of the Cauchy-Bunyakovsky-Schwarz integral inequality for complex-valued functions and applications for Fourier transform [PDF]

open access: yes, 2004
A reverse of the Cauchy-Bunyakovsky-Schwarz integral inequality for complex-valued functions and applications for the finite Fourier transform are ...
Hanna, George T   +5 more
core   +1 more source

Correcting principal component maps for effects of spatial autocorrelation in population genetic data

open access: yesFrontiers in Genetics, 2012
In many species, spatial genetic variation displays patterns of isolation-by-distance. Characterized by locally correlated allele frequencies, these patterns are known to create periodic shapes in geographic maps of principal components which confound ...
Eric eFrichot   +3 more
doaj   +1 more source

New therapeutic approaches for treatment of tularaemia: a review

open access: yesFrontiers in Cellular and Infection Microbiology, 2014
Antibiotic treatment of tularaemia is based on a few drugs, including the fluoroquinolones, the tetracyclines and the aminoglycosides. Because no effective and safe vaccine is currently available, tularaemia prophylaxis following proven exposure to F ...
Sandrine eBOISSET   +7 more
doaj   +1 more source

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