Results 11 to 20 of about 384,609 (355)

Burg algorithm for enhancing measurement performance in wavelength scanning interferometry [PDF]

open access: yes, 2016
Wavelength scanning interferometry (WSI) is a technique for measuring surface topography that is capable of resolving step discontinuities and does not require any mechanical movement of the apparatus or measurand, allowing measurement times to be ...
Jiang, Xiangqian   +3 more
core   +1 more source

Compound-specific stable isotope analysis of amino acid nitrogen reveals detrital support of microphytobenthos in the Dutch Wadden Sea benthic food web

open access: yesFrontiers in Ecology and Evolution, 2022
The Wadden Sea is the world’s largest intertidal ecosystem and provides vital food resources for a large number of migratory bird and fish species during seasonal stopovers.
Philip M. Riekenberg   +5 more
doaj   +1 more source

Study of harmonics detection based on parametric spectral estimation method

open access: yesGong-kuang zidonghua, 2016
Three parametric spectral estimation methods including Yule Walker, Burg and Covariance were studied and an improved Covariance method was proposed based on analysis of AR model.
ZHANG Tingzhong   +3 more
doaj   +1 more source

Microbial assemblages on a cold-water coral mound at the SE Rockall Bank (NE Atlantic): interactions with hydrography and topography [PDF]

open access: yesBiogeosciences, 2015
This study characterizes the microbial community composition over Haas Mound, one of the most prominent cold-water coral mounds of the Logachev Mound province (Rockall Bank, NE Atlantic). We outline patterns of distribution vertically – from the seafloor
J. D. L. van Bleijswijk   +5 more
doaj   +1 more source

The Asymptotic Properties of Burg Estimators [PDF]

open access: yes, 1994
There are estimators for multivariate autoregressive models whichare regarded as multivariate versions of Burg's univariate estimator. For twoof these multivariate Burg estimators the asymptotic equivalence with theYule-Walker estimator is established in
Hainz, Günter
core   +1 more source

Formantinių požymių išskyrimo metodai

open access: yesInformacijos Mokslai, 2008
Straipsnyje nagrinėjami formantinių požymių išskyrimo metodai. Formantinių požymių išskyrimas remiasi spektro pikų radimu apskaičiuotame iš tiesinės prognozės modelio parametrųų spektre.
Antanas Leonas Lipeika
doaj   +1 more source

Jenseits von Ost-West:

open access: yesÖsterreichische Zeitschrift für Geschichtswissenschaften, 2020
The period between 1648 and 1815 saw an increase in regional disparities throughout the Habs-burg Monarchy. While this was also fostered by the expansion of the Habs-burg dominions at the turn of the 17th to the 18th century, the main causes de-rived ...
Klemens Kaps
doaj   +1 more source

A loop-mediated isothermal amplification (LAMP) assay for rapid identification of Ceratitis capitata and related species

open access: yesCurrent Research in Insect Science, 2022
True fruit flies (Tephritidae) are among the most destructive agricultural pests in the world, attacking a wide range of fruits and vegetables. The Mediterranean fruit fly Ceratitis capitata is a highly polyphagous species but, being widely established ...
Wannes Dermauw   +5 more
doaj   +1 more source

Uniform saddlepoint approximations for ratios of quadratic forms [PDF]

open access: yes, 2008
Ratios of quadratic forms in correlated normal variables which introduce noncentrality into the quadratic forms are considered. The denominator is assumed to be positive (with probability 1).
Butler, Ronald W., Paolella, Marc S.
core   +1 more source

The effect of sex and slaughter weight on performance, carcass quality and gross margin, assessed on three commercial pig farms

open access: yesAnimal, 2020
Economic margins on pig farms are small, and changing slaughter weights may increase farm profitability. However, one can question if the optimal slaughter weight is the same for each sex.
A. Van den Broeke   +4 more
doaj   +1 more source

Home - About - Disclaimer - Privacy