نتایج جستجو برای: spectral ratio plot

تعداد نتایج: 680090  

2009
V. Hoerr L. Zbytnuik P. Kubes

spectral data from E. coli, S. aureus and P. aeruginosa infected C57BL/6 wild-type mice, showing the separation between samples along the type of infection (Fig.1A) and scores plot of the metabolite concentrations found in TLR4 deficient mice with LPS treatment and E. coli infection (Fig.1B). Two components encapsulate 82 % (A) and 90 % (B) of the interclass variation. Fig.2: The coefficient pl...

Journal: :Optics express 2008
Vadim V Lozovoy Bingwei Xu Yves Coello Marcos Dantus

We present an intuitive pulse characterization method that provides an accurate and direct measurement of the spectral phase of ultrashort laser pulses. The method requires the successive imposition of a set of quadratic spectral phase functions on the pulses while recording the corresponding nonlinear spectra. The second-derivative of the unknown spectral phase can be directly visualized and e...

2004
Pauline Stenberg Miina Rautiainen Terhikki Manninen Pekka Voipio Heikki Smolander

Estimation of leaf area index (LAI) using spectral vegetation indices (SVIs) was studied based on data from 683 plots on two Scots pine and Norway spruce dominated sites in Finland. The SVIs studied included the normalised difference vegetation index (NDVI), the simple ratio (SR), and the reduced simple ratio (RSR), and were calculated from Landsat ETM images of the two sites. Regular grids of ...

Journal: :International Journal of Applied Earth Observation and Geoinformation 2019

Journal: :The Proceedings of the Annual Convention of the Japanese Psychological Association 2010

Journal: :the modares journal of electrical engineering 2011
saeideh sadat sadidpour mohammad mahdi homayounpour mahdi fasanghari

in this paper, genetic programming is applied for quality improvement of noisy speech signal. therefore, a system including both spectral subtraction and genetic programming is implemented for speech enhancement. in the proposed method, first noise is reduced by spectral subtraction. in the next step, genetic programming trees are trained for more enhancement of noisy signal by mapping the sign...

H.F.J. Theart R. Ghavami-Riabi

The massive sulphide deposit at Kantienpan Cu-Zn mine is hosted by volcano sedimentary succession known as the Areachap Group, in the eastern part of Namaqua Metamorphic Province, South Africa. The deposits were affected by a complex deformation and metamorphic history and represent examples of upper amphibolite to granulite grade metamorphosed volcanic-hosted m...

Journal: :International Journal of Modern Physics D 2021

In this paper, we study a constant-roll inflationary model in the context of brane-world cosmology caused by quintessence scalar field for warm inflation with constant dissipative parameter [Formula: see text]. We determine analytical solution Friedmann equation coupled to motion field. The evolution primordial and tensor perturbations is also studied using modified Langevin equation. To check ...

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