Results 41 to 50 of about 24,796,113 (356)

Recovery Capabilities of Rateless Codes on Simulated Turbulent Terrestrial Free Space Optics Channel Model

open access: yesInternational Journal of Antennas and Propagation, 2013
Free Space Optics (FSO) links are affected by several impairments: optical turbulence, scattering, absorption, and pointing. In particular, atmospheric optical turbulence generates optical power fluctuations at the receiver that can degrade ...
A. Andò   +6 more
doaj   +1 more source

Assessing the Robustness of Thermoeconomic Diagnosis of Fouled Evaporators: Sensitivity Analysis of the Exergetic Performance of Direct Expansion Coils

open access: yesEntropy, 2016
Thermoeconomic diagnosis of refrigeration systems is a pioneering approach to the diagnosis of malfunctions, which has been recently proven to achieve good performances for the detection of specific faults. Being an exergy-based diagnostic technique, its
Antonio Piacentino, Pietro Catrini
doaj   +1 more source

Solutions for Some Mathematical Physics Problems Issued from Modeling Real Phenomena: Part 1

open access: yesAxioms, 2023
This paper brings together methods to solve and/or characterize solutions of some problems of mathematical physics equations involving p-Laplacian and p-pseudo-Laplacian.
Irina Meghea
doaj   +1 more source

On the Reliability of Optimization Results for Trigeneration Systems in Buildings, in the Presence of Price Uncertainties and Erroneous Load Estimation

open access: yesEnergies, 2016
Cogeneration and trigeneration plants are widely recognized as promising technologies for increasing energy efficiency in buildings. However, their overall potential is scarcely exploited, due to the difficulties in achieving economic viability and the ...
Antonio Piacentino   +4 more
doaj   +1 more source

CMOS circuit implementations for neuron models [PDF]

open access: yes, 1990
The mathematical neuron basic cells used as basic cells in popular neural network architectures and algorithms are discussed. The most popular neuron models (without training) used in neural network architectures and algorithms (NNA) are considered ...
Linares Barranco, Bernabé   +2 more
core   +1 more source

An experimental search for a correlation between outdoor 222Rn concentration and 210Pb activity in air particulate samples [PDF]

open access: yesNuclear Technology and Radiation Protection, 2018
This work was aimed to search for a correlation between outdoor 222Rn air concentration and 210Pb activity in particulate samples collected on a filter.
Tomarchio Elio A.G.
doaj   +1 more source

Solutions for Some Specific Mathematical Physics Problems Issued from Modeling Real Phenomena: Part 2

open access: yesAxioms, 2023
This paper brings together methods to solve and/or characterize solutions of some problems of mathematical physics equations involving p-Laplacian and p-pseudo-Laplacian. Using the widely debated results of surjectivity or variational approaches, one may
Irina Meghea
doaj   +1 more source

Parallel Rayleigh Quotient Optimization with FSAI-Based Preconditioning

open access: yesJournal of Applied Mathematics, 2012
The present paper describes a parallel preconditioned algorithm for the solution of partial eigenvalue problems for large sparse symmetric matrices, on parallel computers.
Luca Bergamaschi   +2 more
doaj   +1 more source

A New Platform for Automatic Bottom-Up Electric Load Aggregation

open access: yesEnergies, 2017
In this paper, a new virtual framework for load aggregation in the context of the liberalized energy market is proposed. Since aggregation is managed automatically through a dedicated platform, the purchase of energy can be carried out without ...
Alfredo Bartolozzi   +5 more
doaj   +1 more source

Ramanujan-type congruences modulo 4 for partitions into distinct parts

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica, 2022
In this paper, we consider the partition function Q(n) counting the partitions of n into distinct parts and investigate congruence identities of the form Q(p⋅n+p2-124)≡0   (mod4),Q\left( {p \cdot n + {{{p^2} - 1} \over {24}}} \right) \equiv 0\,\,\,\left(
Merca Mircea
doaj   +1 more source

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