Results 31 to 40 of about 232 (79)

Geometric polarimetry - part II: the Antenna Height Spinor and the Bistatic Scattering Matrix [PDF]

open access: yes, 2017
This paper completes the fundamental development of the basic coherent entities in Radar Polarimetry for coherent reciprocal scattering involving polarized wave states, antenna states and scattering matrices. The concept of antenna polarization states as
Bebbington, David, Carrea, Laura
core   +1 more source

RNA‐Based Assessment of Diversity and Composition of Active Archaeal Communities in the German Bight

open access: yesArchaea, Volume 2012, Issue 1, 2012., 2012
Archaea play an important role in various biogeochemical cycles. They are known extremophiles inhabiting environments such as thermal springs or hydrothermal vents. Recent studies have revealed a significant abundance of Archaea in moderate environments, for example, temperate sea water.
Bernd Wemheuer   +3 more
wiley   +1 more source

A Note on the Solutions of Some Linear Octonionic Equations [PDF]

open access: yes, 2014
The main concerns of this paper are the linear equations with one term and one unknown of the forms: a(xa) =r, a(xb ) = r and (ax)b =r, and the linear equations with two terms and one unknown of the forms: (ax)b +(g x)d =r and a (xb )+g (xd ) =r over the
Bolat, Cennet, İpek, Ahmet
core   +1 more source

On the Solutions of Some Linear Complex Quaternionic Equations [PDF]

open access: yes, 2014
Some complex quaternionic equations in the type AX-XB= C are investigated. For convenience, these equations were called generalized Sylvester-quaternion equations, which include the Sylvester equation as special cases.
Bolat, Cennet, İpek, Ahmet
core   +4 more sources

أسرار التشابه اللفظي في تفسير الشيخ الشعراوي المتعلقة بالتذكير والتأنيث (دراسة وصفية تحليلية): Secrets of Consimilarity in the Exegesis of Sheikh Shaarawi related to Masculinity & Femininity (An Analytical Descriptive Study) [PDF]

open access: yes, 2022
The Holy Qur’an is Allah’s miraculous book for his creation in its composing, style, eloquence and organization, miraculous in its wisdom and knowledge, and as a unique way of guidance according to times and circumstances.
Abdullah, Dr. Naveed Altaf Khan
core   +1 more source

On Mathematical and Physical Principles of Transformations of the Coherent Radar Backscatter Matrix [PDF]

open access: yesIEEE Transactions on Geoscience and Remote Sensing, 2012
The congruential rule advanced by Graves for polarization basis transformation of the radar backscatter matrix is now often misinterpreted as an example of consimilarity transformation.
D. Bebbington, L. Carrea
semanticscholar   +1 more source

Cycles of linear and semilinear mappings

open access: yes, 2012
We give a canonical form of matrices of a cycle of linear or semilinear mapping V_1 --- V_2 --- ... --- V_t --- V_1 in which all V_i are complex vector spaces, each line is an arrow ---> or
Bass   +16 more
core   +1 more source

Stratification theory of matrix pairs under equivalence and contragredient equivalence [PDF]

open access: yes, 2019
We develop the theory of perturbations of matrix pencils basing on their miniversal deformations. Several applications of this theory are given. All possible Kronecker pencils that are canonical forms of pencils in an arbitrary small neighbourhood of ...
Klymchuk, Tetiana
core   +6 more sources

The Development of Science as a Personal Project: Male and Female Students about the Prospects of the Development of Russian Science

open access: yesSocial psychology and society, 2022
Objective. The study, based on a comparative analysis, provides an answer to the question about the features of designing strategies for involvement in scientific activities among male and female students at regional universities.
Козлова А.В Ооо «ХАРМАН»   +2 more
semanticscholar   +1 more source

Development of polarimetric vector signal and tensor image processing in wideband interferometric POL-RAD/SAR signature analysis [PDF]

open access: yes, 1994
Based on the complete transmission versus scattering matrix description and the availability of the associated sets of four distinct matrices, vector signal (PMSF) and tensor image (PMIF) signature processing algorithms are introduced for the ...
168818   +11 more
core   +1 more source

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