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Entropy, Volume 17, Issue 4

2015 April - 46 articles

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Articles (46)

  • Article
  • Open Access
15 Citations
6,526 Views
85 Pages

22 April 2015

Objective Bayesianism says that the strengths of one’s beliefs ought to be probabilities, calibrated to physical probabilities insofar as one has evidence of them, and otherwise sufficiently equivocal. These norms of belief are often explicated using...

(This article belongs to the Special Issue Maximum Entropy Applied to Inductive Logic and Reasoning)
  • Article
  • Open Access
23 Citations
8,733 Views
12 Pages

22 April 2015

Four different double-compression CO2 transcritical refrigeration cycles are studied: double-compression external intercooler cycle (DCEI), double-compression external intercooler cycle with an expander (DCEIE), double-compression flash intercooler c...

(This article belongs to the Section Thermodynamics)
  • Article
  • Open Access
59 Citations
12,753 Views
27 Pages

21 April 2015

Interdependencies of stochastically interacting units are usually quantified by the Kullback-Leibler divergence of a stationary joint probability distribution on the set of all configurations from the corresponding factorized distribution. This is a...

(This article belongs to the Special Issue Information Theoretic Incentives for Cognitive Systems)
  • Article
  • Open Access
123 Citations
9,963 Views
12 Pages

A Criterion for Topological Close-Packed Phase Formation in High Entropy Alloys

  • Yiping Lu,
  • Yong Dong,
  • Li Jiang,
  • Tongmin Wang,
  • Tingju Li and
  • Yong Zhang

20 April 2015

The stability of topological close-packed (TCP) phases were found to be well related to the average value of the d-orbital energy level \( \overline{Md} \) for most reported high entropy alloys (HEAs). Excluding some HEAs that contain high levels of...

  • Article
  • Open Access
199 Citations
25,102 Views
42 Pages

An Entropy-Based Network Anomaly Detection Method

  • Przemysław Bereziński,
  • Bartosz Jasiul and
  • Marcin Szpyrka

20 April 2015

Data mining is an interdisciplinary subfield of computer science involving methods at the intersection of artificial intelligence, machine learning and statistics. One of the data mining tasks is anomaly detection which is the analysis of large quant...

(This article belongs to the Special Issue Entropy-Based Applied Cryptography and Enhanced Security for Ubiquitous Computing)
  • Article
  • Open Access
7 Citations
7,139 Views
23 Pages

20 April 2015

Because of the general lack of multi-level hospital management collaboration performance effectiveness research, this paper proposes a multi-level hospital management Synergy Entropy-House of Quality (HoQ) Measurement Model by innovatively combining...

(This article belongs to the Special Issue Entropy, Utility, and Logical Reasoning)
  • Article
  • Open Access
11 Citations
10,121 Views
13 Pages

17 April 2015

In order to evaluate and improve the performance of a ground-coupled heat pump (GCHP) heating system with radiant floors as terminals, an exergy analysis based on test results is performed in this study. The system is divided into four subsystems, an...

(This article belongs to the Special Issue Exergy: Analysis and Applications)
  • Article
  • Open Access
48 Citations
7,320 Views
14 Pages

Multi-State Quantum Dissipative Dynamics in Sub-Ohmic Environment: The Strong Coupling Regime

  • Luca Magazzù,
  • Davide Valenti,
  • Angelo Carollo and
  • Bernardo Spagnolo

17 April 2015

We study the dissipative quantum dynamics and the asymptotic behavior of a particle in a bistable potential interacting with a sub-Ohmic broadband environment. The reduced dynamics, in the intermediate to strong dissipation regime, is obtained beyond...

(This article belongs to the Special Issue Quantum Computation and Information: Multi-Particle Aspects)
  • Article
  • Open Access
43 Citations
8,445 Views
24 Pages

16 April 2015

A directed acyclic graph (DAG) partially represents the conditional independence structure among observations of a system if the local Markov condition holds, that is if every variable is independent of its non-descendants given its parents. In gener...

(This article belongs to the Special Issue Information Processing in Complex Systems)
  • Review
  • Open Access
47 Citations
10,466 Views
28 Pages

15 April 2015

Entropy is a measure of uncertainty and has been commonly used for various applications, including probability inferences in hydrology. Copula has been widely used for constructing joint distributions to model the dependence structure of multivariate...

(This article belongs to the Special Issue Entropy in Hydrology)
  • Article
  • Open Access
12 Citations
8,662 Views
23 Pages

Some Comments on the Entropy-Based Criteria for Piping

  • Emöke Imre,
  • Laszlo Nagy,
  • Janos Lőrincz,
  • Negar Rahemi,
  • Tom Schanz,
  • Vijay P. Singh and
  • Stephen Fityus

15 April 2015

This paper is an extension of previous work which characterises soil behaviours using the grading entropy diagram. The present work looks at the piping process in granular soils, by considering some new data from flood-protection dikes. The piping pr...

  • Article
  • Open Access
69 Citations
9,386 Views
25 Pages

A Community-Based Approach to Identifying Influential Spreaders

  • Zhiying Zhao,
  • Xiaofan Wang,
  • Wei Zhang and
  • Zhiliang Zhu

14 April 2015

Identifying influential spreaders in complex networks has a significant impact on understanding and control of spreading process in networks. In this paper, we introduce a new centrality index to identify influential spreaders in a network based on t...

(This article belongs to the Special Issue Recent Advances in Chaos Theory and Complex Networks)
  • Article
  • Open Access
33 Citations
7,179 Views
14 Pages

13 April 2015

The root mean square (RMS) value of a vibration signal is an important indicator used to represent the amplitude of vibrations in evaluating the quality of high-speed spindles. However, RMS is unable to detect a number of common fault characteristics...

  • Article
  • Open Access
16 Citations
5,229 Views
14 Pages

Implications of Non-Differentiable Entropy on a Space-Time Manifold

  • Maricel Agop,
  • Alina Gavriluţ,
  • Gavril Ştefan and
  • Bogdan Doroftei

13 April 2015

Assuming that the motions of a complex system structural units take place on continuous, but non-differentiable curves of a space-time manifold, the scale relativity model with arbitrary constant fractal dimension (the hydrodynamic and wave function...

(This article belongs to the Section Complexity)
  • Article
  • Open Access
3 Citations
5,583 Views
20 Pages

Entropic-Skins Geometry to Describe Wall Turbulence Intermittency

  • Diogo Queiros-Conde,
  • Johan Carlier,
  • Lavinia Grosu and
  • Michel Stanislas

13 April 2015

In order to describe the phenomenon of intermittency in wall turbulence and, more particularly, the behaviour of moments and and intermittency exponents ζP with the order p and distance to the wal...

  • Article
  • Open Access
16 Citations
5,409 Views
10 Pages

13 April 2015

Besides achieving secure communication between two spatially-separated parties,another important issue in modern cryptography is related to secure communication intime, i.e., the possibility to confidentially store information on a memory for later r...

(This article belongs to the Special Issue Quantum Cryptography)
  • Article
  • Open Access
56 Citations
10,992 Views
30 Pages

Deep Belief Network-Based Approaches for Link Prediction in Signed Social Networks

  • Feng Liu,
  • Bingquan Liu,
  • Chengjie Sun,
  • Ming Liu and
  • Xiaolong Wang

10 April 2015

In some online social network services (SNSs), the members are allowed to label their relationships with others, and such relationships can be represented as the links with signed values (positive or negative). The networks containing such relations...

  • Article
  • Open Access
106 Citations
11,313 Views
23 Pages

9 April 2015

We propose a novel image encryption algorithm based on two pseudorandom bit generators: Chebyshev map based and rotation equation based. The first is used for permutation, and the second one for substitution operations. Detailed security analysis has...

(This article belongs to the Special Issue Recent Advances in Chaos Theory and Complex Networks)
  • Article
  • Open Access
61 Citations
8,533 Views
20 Pages

8 April 2015

The kappa distributions, or their equivalent, the q-exponential distributions, are the natural generalization of the classical Boltzmann-Maxwell distributions, applied to the study of the particle populations in collisionless space plasmas. A huge s...

(This article belongs to the Special Issue Entropic Aspects in Statistical Physics of Complex Systems)
  • Article
  • Open Access
29 Citations
7,452 Views
12 Pages

Target Detection and Ranging through Lossy Media using Chaotic Radar

  • Bingjie Wang,
  • Hang Xu,
  • Peng Yang,
  • Li Liu and
  • Jingxia Li

8 April 2015

A chaotic radar system has been developed for through-wall detection and ranging of targets. The chaotic signal generated by an improved Colpitts oscillator is designed as a probe signal. Ranging to target is achieved by the cross-correlation between...

(This article belongs to the Special Issue Recent Advances in Chaos Theory and Complex Networks)
  • Article
  • Open Access
2 Citations
7,126 Views
23 Pages

8 April 2015

Complexity is an important factor throughout the software life cycle. It is increasingly difficult to guarantee software quality, cost and development progress with the increase in complexity. Excessive complexity is one of the main reasons for the f...

  • Article
  • Open Access
4 Citations
7,688 Views
14 Pages

7 April 2015

The literature reports the proofs that entropy is an inherent property of any system in any state and governs thermal energy, which depends on temperature and is transferred by heat interactions. A first novelty proposed in the present study is that...

(This article belongs to the Special Issue Exergy: Analysis and Applications)
  • Article
  • Open Access
82 Citations
12,730 Views
23 Pages

7 April 2015

A small-scale solar organic Rankine cycle (ORC) is a promising renewable energy-driven power generation technology that can be used in the rural areas of developing countries. A prototype was developed and tested for its performance characteristics u...

(This article belongs to the Special Issue Exergy: Analysis and Applications)
  • Article
  • Open Access
23 Citations
7,403 Views
15 Pages

3 April 2015

The imperative need for unconditional secure key exchange is expounded by the increasing connectivity of networks and by the increasing number and level of sophistication of cyberattacks. Two concepts that are theoretically information-secure are qua...

(This article belongs to the Special Issue Quantum Cryptography)
  • Article
  • Open Access
56 Citations
10,613 Views
13 Pages

Assessing Coupling Dynamics from an Ensemble of Time Series

  • Germán Gómez-Herrero,
  • Wei Wu,
  • Kalle Rutanen,
  • Miguel C. Soriano,
  • Gordon Pipa and
  • Raul Vicente

2 April 2015

Finding interdependency relations between time series provides valuable knowledge about the processes that generated the signals. Information theory sets a natural framework for important classes of statistical dependencies. However, a reliable estim...

(This article belongs to the Special Issue Transfer Entropy)
  • Article
  • Open Access
4 Citations
6,549 Views
20 Pages

1 April 2015

In this work, we begin by considering the qualitative modeling of biological regulatory systems using process hitting, from which we define its probabilistic counterpart by considering the chemical master equation within a kinetic theory framework. T...

(This article belongs to the Special Issue Selected Papers from 1st International Electronic Conference on Entropy and its Applications)
  • Article
  • Open Access
1 Citations
5,280 Views
20 Pages

Pressure Tensor of Nanoscopic Liquid Drops

  • José G. Segovia-López and
  • Adrian Carbajal-Domínguez

1 April 2015

This study describes the structure of an inhomogeneous fluid of one or several components that forms a spherical interface. Using the stress tensor of Percus–Romero, which depends on the density of one particle and the intermolecular potential, it pr...

(This article belongs to the Section Statistical Physics)
  • Article
  • Open Access
9 Citations
5,990 Views
10 Pages

1 April 2015

Pseudorandom binary sequences have important uses in many fields, such as spread spectrum communications, statistical sampling and cryptography. There are two kinds of method in evaluating the properties of sequences, one is based on the probability...

(This article belongs to the Section Complexity)
  • Article
  • Open Access
26 Citations
7,693 Views
12 Pages

1 April 2015

Here we study an efficient algorithm for decoding topological codes. It is a simple form of HDRG decoder, which could be straightforwardly generalized to complex decoding problems. Specific results are obtained for the planar code with both i.i.d. an...

(This article belongs to the Special Issue Quantum Computation and Information: Multi-Particle Aspects)
  • Article
  • Open Access
12 Citations
7,765 Views
32 Pages

31 March 2015

In computational anatomy, organ’s shapes are often modeled as deformations of a reference shape, i.e., as elements of a Lie group. To analyze the variability of the human anatomy in this framework, we need to perform statistics on Lie groups. A Lie g...

(This article belongs to the Special Issue Information, Entropy and Their Geometric Structures)
  • Article
  • Open Access
24 Citations
7,397 Views
14 Pages

31 March 2015

We study the correlation of the ground state of an N-particle Moshinsky model by computing the Shannon entropy in both position and momentum spaces. We have derived the Shannon entropy and mutual information with analytical forms of such an N-particl...

(This article belongs to the Special Issue Quantum Computation and Information: Multi-Particle Aspects)
  • Article
  • Open Access
28 Citations
7,325 Views
20 Pages

30 March 2015

Herein, we present a feasible, general protocol for quantum communication within a network via generalized remote preparation of an arbitrary m-qubit entangled state designed with genuine tripartite Greenberger–Horne–Zeilinger-type entangled resource...

(This article belongs to the Special Issue Quantum Computation and Information: Multi-Particle Aspects)
  • Article
  • Open Access
44 Citations
7,218 Views
20 Pages

Multidimensional Scaling Visualization Using Parametric Similarity Indices

  • J. A. Tenreiro Machado,
  • António M. Lopes and
  • Alexandra M. Galhano

30 March 2015

In this paper, we apply multidimensional scaling (MDS) and parametric similarity indices (PSI) in the analysis of complex systems (CS). Each CS is viewed as a dynamical system, exhibiting an output time-series to be interpreted as a manifestation of...

(This article belongs to the Section Complexity)
  • Article
  • Open Access
182 Citations
13,926 Views
19 Pages

30 March 2015

Background: Developing an accurate computer-aided diagnosis (CAD) system of MR brain images is essential for medical interpretation and analysis. In this study, we propose a novel automatic CAD system to distinguish abnormal brains from normal brains...

(This article belongs to the Special Issue Wavelet Entropy: Computation and Applications)
  • Article
  • Open Access
9 Citations
8,557 Views
36 Pages

30 March 2015

Geometry of Fisher metric and geodesics on a space of probability measures defined on a compact manifold is discussed and is applied to geometry of a barycenter map associated with Busemann function on an Hadamard manifold \(X\). We obtain an explici...

(This article belongs to the Special Issue Information, Entropy and Their Geometric Structures)
  • Article
  • Open Access
7 Citations
8,902 Views
17 Pages

27 March 2015

This study delves further into the analysis of genomic data by computing a variety of complexity measures. We analyze the effect of window size and evaluate the precision and recall of the prediction of gene zones, aided with a much larger dataset (f...

(This article belongs to the Special Issue Entropy in Bioinspired Intelligence)
  • Article
  • Open Access
5 Citations
6,271 Views
11 Pages

27 March 2015

Two open questions of inductive reasoning are solved: (1) does the principle of maximum entropy (PME) give a solution to the obverse Majerník problem; and (2) isWagner correct when he claims that Jeffrey’s updating principle (JUP) contradicts PME? Ma...

(This article belongs to the Special Issue Maximum Entropy Applied to Inductive Logic and Reasoning)
  • Article
  • Open Access
16 Citations
11,608 Views
33 Pages

27 March 2015

The synchronization of loosely-coupled chaotic oscillators, a phenomenon investigated intensively for the last two decades, may realize the philosophical concept of “synchronicity”—the commonplace notion that related eventsmysteriously occur at the s...

(This article belongs to the Special Issue Recent Advances in Chaos Theory and Complex Networks)
  • Article
  • Open Access
9 Citations
5,090 Views
21 Pages

Research on the Stability of Open Financial System

  • Haijun Yang,
  • Lin Li and
  • Deshen Wang

27 March 2015

We propose a new herd mechanism and embed it into an open financial market system, which allows traders to get in and out of the system based on some transition rates. Moreover, the novel mechanism can avoid the volatility disappearance when the popu...

(This article belongs to the Special Issue Recent Advances in Chaos Theory and Complex Networks)
  • Article
  • Open Access
8 Citations
7,044 Views
26 Pages

Quantum Discord and Information Deficit in Spin Chains

  • Norma Canosa,
  • Leonardo Ciliberti and
  • Raúl Rossignoli

26 March 2015

We examine the behavior of quantum correlations of spin pairs in a finite anisotropic XY spin chain immersed in a transverse magnetic field, through the analysis of the quantum discord and the conventional and quadratic one-way information deficits....

(This article belongs to the Special Issue Quantum Computation and Information: Multi-Particle Aspects)
  • Article
  • Open Access
5 Citations
6,377 Views
13 Pages

26 March 2015

The voluntary prisoner’s dilemma (VPD) game has sparked interest from various fields since it was proposed as an effective mechanism to incentivize cooperative behavior. Current studies show that the inherent cyclic dominance of the strategies of the...

(This article belongs to the Section Information Theory, Probability and Statistics)
  • Article
  • Open Access
9 Citations
7,091 Views
25 Pages

Kählerian Information Geometry for Signal Processing

  • Jaehyung Choi and
  • Andrew P. Mullhaupt

25 March 2015

We prove the correspondence between the information geometry of a signal filter and a Kähler manifold. The information geometry of a minimum-phase linear system with a finite complex cepstrum norm is a Kähler manifold. The square of the complex cepst...

(This article belongs to the Special Issue Information, Entropy and Their Geometric Structures)
  • Article
  • Open Access
9 Citations
9,048 Views
28 Pages

25 March 2015

The complexity of the description of a system is a function of the entropy of its symbolic description. Prior to computing the entropy of the system’s description, an observation scale has to be assumed. In texts written in artificial and natural lan...

(This article belongs to the Special Issue Information Theoretic Incentives for Cognitive Systems)
  • Article
  • Open Access
1 Citations
6,138 Views
9 Pages

24 March 2015

The thermodynamic behaviors of a system living in a curved space-time are different from those of a system in a flat space-time. We have investigated the thermodynamics for a system consisting of relativistic massless bosons. We show that a strongly...

  • Article
  • Open Access
8 Citations
6,752 Views
23 Pages

24 March 2015

High recharge areas significantly influence the groundwater quality and quantity in regional groundwater systems. Many studies have applied recharge potential analysis (RPA) to estimate groundwater recharge potential (GRP) and have delineated high re...

(This article belongs to the Special Issue Entropy and Space-Time Analysis in Environment and Health)
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Entropy - ISSN 1099-4300