Results 11 to 20 of about 57 (57)

ON THE CONVEXITY OF PIECEWISE-DEFINED FUNCTIONS ∗, ∗∗, ∗∗∗ [PDF]

open access: yes, 2016
. Functions that are piecewise defined are a common sight in mathematics while convexity is a property especially desired in optimization. Suppose now a piecewise-defined function is convex on each of its defining components — when can we conclude that ...
Lucet, Yves   +5 more
core   +1 more source

Verifying of reciprocal relations for nonlinear quadripole in unsteady mode

open access: yes, 2017
This paper deals with experimental verification of reciprocal relations of nonlinear quadripole for unsteady mode in external magnetic field. We find out transients of measured voltages in the quadripole after current switch.
Andrey Orlov   +3 more
core   +1 more source

Logarithmic Curvature Graph as a Shape Interrogation Tool [PDF]

open access: yes, 2014
A compact formula for Logarithmic Curvature Graph(LCG) and its gradient for planar curves has been shown which can be used as shape interrogation tool. Using these entities, the mathematical definition for a curve to be aesthetic has been introduced to ...
Kenjiro T Miura, R U Gobithaasan
core  

Recent improvements in Hurricane Imaging Radiometer’s brightness temperature image reconstruction

open access: yes, 2017
NASA MSFCs airborne Hurricane Imaging Radiometer (HIRAD) uses interferometric aperture synthesis to produce high resolution wide swath images of scene brightness temperature (Tb) distribution at four discrete C-band microwave frequencies (4.0, 5.0, 6.0 ...
Daniel J. Cecil, Sayak K. Biswas
core   +1 more source

Fiber-optic filter fluorometer for emission detection of Protoporphyrin IX and its direct precursors – A preliminary study for improved Photodynamic Therapy applications

open access: yes, 2018
In this work we present first results of a laboratory manufactured filter-fluorometer to study differences in intensity and position of the main peaks of three porphyrins that appear during the Heme-Synthesis. Porphyrins play a major role in Photodynamic
Harald Gollnick   +5 more
core   +1 more source

Adsorption of binary polymer mixtures with different topology on a wall

open access: yes, 2019
We consider a binary mixture of two polymers with different architecture, consisting of linear and cyclic chains. We study this system by performing extensive molecular dynamics computer simulations of bead-spring models, which possess the open-chain and
Francis M. Gaitho, Giuseppe Pellicane
core   +1 more source

Voltage transients in thin-film InSb Hall sensor

open access: yes, 2017
The work is reached to study temperature transients in thin-film Hall sensors. We experimentally study InSb thin-film Hall sensor. We find transients of voltage with amplitude about 10 μV on the sensor ports after current switching.
Andrey Orlov   +3 more
core   +1 more source

Control point based representation of inellipses of triangles [PDF]

open access: yes
We provide a control point based parametric description of inellipses of triangles, where the control points are the vertices of the triangle themselves.
Juhász, Imre
core  

Implementing the GSOSM algorithm [PDF]

open access: yes
GSOSM algorithm is a method to reconstruct a surface from a set of scattered points. Implementing this algorithm on a sequential or parallel method contains several interesting questions.
Menyhárt, Nikolett Fanni   +1 more
core  

B-Splines with Arbitrary Connection Matrices

open access: yes, 2008
We consider a space of Chebyshev splines whose left and right derivatives satisfy linear constraints that are given by arbitrary non-singular connection matrices.
Hartmut Prautzsch
core  

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