Results 31 to 40 of about 391,352 (330)

Entropy Generation of CuO-Water Nanofluid in a Cavity with an Intruded Rectangular Fin

open access: yesEnergies, 2023
Entropy generation and heat transfer in cavities have received significant interest due to the ever-increasing demand for enhancing thermal performances in many scientific and engineering fields.
Periklis Mountrichas   +3 more
doaj   +1 more source

Schutt's theorem for vector-valued sequence spaces

open access: yes, 2013
The entropy numbers of certain finite-dimensional operators acting between vector-valued sequence spaces are estimated, thus providing a generalization of the famous result of Schutt.
Edmunds, David E, Netrusov, Yuri
core   +1 more source

Information transfer in signaling pathways : a study using coupled simulated and experimental data [PDF]

open access: yes, 2008
Background: The topology of signaling cascades has been studied in quite some detail. However, how information is processed exactly is still relatively unknown.
Pahle, Jürgen   +3 more
core   +5 more sources

The Theory and Applications of Hölder Widths

open access: yesAxioms
We introduce the Hölder width, which measures the best error performance of some recent nonlinear approximation methods, such as deep neural network approximation. Then, we investigate the relationship between Hölder widths and other widths, showing that
Man Lu, Peixin Ye
doaj   +1 more source

Large Alphabets and Incompressibility

open access: yes, 2006
We briefly survey some concepts related to empirical entropy -- normal numbers, de Bruijn sequences and Markov processes -- and investigate how well it approximates Kolmogorov complexity. Our results suggest $\ell$th-order empirical entropy stops being a
Becher   +21 more
core   +2 more sources

Design and Test of an Integrated Random Number Generator with All-Digital Entropy Source

open access: yesEntropy, 2022
In the cybersecurity field, the generation of random numbers is extremely important because they are employed in different applications such as the generation/derivation of cryptographic keys, nonces, and initialization vectors.
Luca Crocetti   +4 more
doaj   +1 more source

Generic points in systems of specification and Banach valued Birkhoff ergodic average

open access: yes, 2008
We prove that systems satisfying the specification property are saturated in the sense that the topological entropy of the set of generic points of any invariant measure is equal to the measure-theoretic entropy of the measure.
Fan, Ai-Hua   +2 more
core   +1 more source

Heat Transfer and Entropy Generation in Vibrational Flow: Newtonian vs. Inelastic Non-Newtonian Fluid [PDF]

open access: yesJournal of Applied Fluid Mechanics
A computational method is employed to solve heat transfer and entropy generation within a circular pipe. The thermal boundary condition assumes a constant wall temperature, while viscosity is taken to be dependent on temperature.
S. K. Mishra   +3 more
doaj   +1 more source

Interval-valued intuitionistic fuzzy MADM method based on TOPSIS and grey correlation analysis

open access: yesMathematical Biosciences and Engineering, 2020
In this paper, we propose an interval-valued intuitionistic fuzzy Multi-Attribute Decision Making (MADM) method based on improved TOPSIS and Grey Correlation Analysis (GCA), in which the attribute values are interval-valued intuitionistic fuzzy numbers ...
Fankang Bu , Jun He, Haorun Li, Qiang Fu
doaj   +1 more source

Research on Hybrid Multi-Attribute Three-Way Group Decision Making Based on Improved VIKOR Model

open access: yesMathematics, 2022
In the era of internet connection and IOT, data-driven decision-making has become a new trend of decision-making and shows the characteristics of multi-granularity.
Jiekun Song   +4 more
doaj   +1 more source

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