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Entropy, Volume 21, Issue 3

March 2019 - 110 articles

Cover Story: In a world of ubiquitous digitalization, information storage and processing are of the utmost importance. Owing to the decreasing size of storage media, the speed and efficiency of information processing are becoming more and more crucial. In this paper, we investigate how the thermodynamics of information processing is affected by employing majority-logic decoding. More explicitly, the thermodynamic costs of information erasure in a macroscopic bit that consists of microscopic binary units and whose information is encoded via majority-logic decoding are compared to those incurred in a single bit. Our work suggests that majority-logic decoding can improve the precision-speed-efficiency trade-off in information erasure processes and, therefore, represents a promising avenue to enhance the performance of information processing. View this paper
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Articles (110)

  • Feature Paper
  • Article
  • Open Access
69 Citations
8,909 Views
12 Pages

26 March 2019

Twenty-five years after the invention of quantum teleportation, the concept of entanglement gained enormous popularity. This is especially nice to those who remember that entanglement was not even taught at universities until the 1990s. Today, entang...

  • Feature Paper
  • Article
  • Open Access
6 Citations
6,078 Views
16 Pages

About Universality and Thermodynamics of Turbulence

  • Damien Geneste,
  • Hugues Faller,
  • Florian Nguyen,
  • Vishwanath Shukla,
  • Jean-Philippe Laval,
  • Francois Daviaud,
  • Ewe-Wei Saw and
  • Bérengère Dubrulle

26 March 2019

This paper investigates the universality of the Eulerian velocity structure functions using velocity fields obtained from the stereoscopic particle image velocimetry (SPIV) technique in experiments and direct numerical simulations (DNS) of the Navier...

  • Article
  • Open Access
3 Citations
4,273 Views
22 Pages

Unsupervised Indoor Positioning System Based on Environmental Signatures

  • Pan Feng,
  • Danyang Qin,
  • Min Zhao,
  • Ruolin Guo and
  • Teklu Merhawit Berhane

26 March 2019

Mobile sensors are widely used in indoor positioning in recent years, but most methods require cumbersome calibration for precise positioning results, thus the paper proposes a new unsupervised indoor positioning (UIP) without cumbersome calibration....

  • Article
  • Open Access
14 Citations
5,228 Views
17 Pages

26 March 2019

We consider the problem of measuring the similarity between two graphs using continuous-time quantum walks and comparing their time-evolution by means of the quantum Jensen-Shannon divergence. Contrary to previous works that focused solely on undirec...

  • Article
  • Open Access
44 Citations
5,356 Views
17 Pages

Multifractal and Chaotic Properties of Solar Wind at MHD and Kinetic Domains: An Empirical Mode Decomposition Approach

  • Tommaso Alberti,
  • Giuseppe Consolini,
  • Vincenzo Carbone,
  • Emiliya Yordanova,
  • Maria Federica Marcucci and
  • Paola De Michelis

25 March 2019

Turbulence, intermittency, and self-organized structures in space plasmas can be investigated by using a multifractal formalism mostly based on the canonical structure function analysis with fixed constraints about stationarity, linearity, and scales...

  • Article
  • Open Access
14 Citations
6,109 Views
14 Pages

Exergy Analysis of Directional Solvent Extraction Desalination Process

  • Sorour Alotaibi,
  • Osama M. Ibrahim,
  • Yu Wang and
  • Tengfei Luo

25 March 2019

This paper presents an exergy analysis to evaluate the performance of a continuous directional solvent extraction (DSE) desalination process using octanoic acid. The flow of exergy was calculated for each thermodynamic state and balanced for differen...

  • Article
  • Open Access
15 Citations
4,026 Views
13 Pages

25 March 2019

Assembly accuracy and accuracy stability prediction are significant research directions for improving the reliability and efficiency of precision assembly. In this study, an improved method for assembly accuracy stability prediction, based on the con...

  • Article
  • Open Access
7 Citations
4,797 Views
32 Pages

Efficient Algorithms for Coded Multicasting in Heterogeneous Caching Networks

  • Giuseppe Vettigli,
  • Mingyue Ji,
  • Karthikeyan Shanmugam,
  • Jaime Llorca,
  • Antonia M. Tulino and
  • Giuseppe Caire

25 March 2019

Coded multicasting has been shown to be a promising approach to significantly improve the performance of content delivery networks with multiple caches downstream of a common multicast link. However, the schemes that have been shown to achieve order-...

  • Article
  • Open Access
96 Citations
6,630 Views
21 Pages

24 March 2019

Image encryption is one of the essential tasks in image security. In this paper, we propose a novel approach that integrates a hyperchaotic system, pixel-level Dynamic Filtering, DNA computing, and operations on 3D Latin Cubes, namely DFDLC, for imag...

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Entropy - ISSN 1099-4300