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Algorithms, Volume 14, Issue 5

2021 May - 31 articles

Cover Story: The USV3 vehicle is designed to perform an autonomous orbital and suborbital flight with enhanced flying capability, conventional landing on a runway, and a need to be housed in already operative launchers, such as VEGA-C. To match the mission’s requirements, the vehicle is equipped with deployable wings. For such kind of vehicles, the total weight is a key requirement and, therefore, all components shall be designed with the aim of maximum structural efficiency. In the preliminary design phase, the best location of the deployable system’s hinges has been investigated by means of optimization procedures based on multi-objective genetic algorithms and the parametric FE model. The results allow us to define a set of best designs in terms of the minimization of interface loads. View this paper.
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Articles (31)

  • Article
  • Open Access
20 Citations
5,340 Views
18 Pages

A New Cascade-Correlation Growing Deep Learning Neural Network Algorithm

  • Soha Abd El-Moamen Mohamed,
  • Marghany Hassan Mohamed and
  • Mohammed F. Farghally

19 May 2021

In this paper, a proposed algorithm that dynamically changes the neural network structure is presented. The structure is changed based on some features in the cascade correlation algorithm. Cascade correlation is an important algorithm that is used t...

  • Article
  • Open Access
31 Citations
6,694 Views
12 Pages

18 May 2021

The generation of electricity through renewable energy sources increases every day, with solar energy being one of the fastest-growing. The emergence of information technologies such as Digital Twins (DT) in the field of the Internet of Things and In...

  • Article
  • Open Access
13 Citations
4,965 Views
15 Pages

18 May 2021

Microwave imaging systems are currently being investigated for breast cancer, brain stroke and neurodegenerative disease detection due to their low cost, portable and wearable nature. At present, commonly used radar-based algorithms for microwave ima...

  • Article
  • Open Access
5 Citations
2,986 Views
17 Pages

17 May 2021

In this paper, to maximize the energy efficiency (EE) in the two-hop multi-relay cooperative decoding and forwarding (DF) system for simultaneous wireless information and power transmission (SWIPT), an optimal power allocation algorithm is proposed,...

  • Article
  • Open Access
3,014 Views
22 Pages

Accelerating In-Transit Co-Processing for Scientific Simulations Using Region-Based Data-Driven Analysis

  • Marcus Walldén,
  • Masao Okita,
  • Fumihiko Ino,
  • Dimitris Drikakis and
  • Ioannis Kokkinakis

12 May 2021

Increasing processing capabilities and input/output constraints of supercomputers have increased the use of co-processing approaches, i.e., visualizing and analyzing data sets of simulations on the fly. We present a method that evaluates the importan...

  • Article
  • Open Access
3 Citations
3,007 Views
12 Pages

The Traffic Grooming Problem in Optical Networks with Respect to ADMs and OADMs: Complexity and Approximation

  • Michele Flammini,
  • Gianpiero Monaco,
  • Luca Moscardelli,
  • Mordechai Shalom and
  • Shmuel Zaks

11 May 2021

All-optical networks transmit messages along lightpaths in which the signal is transmitted using the same wavelength in all the relevant links. We consider the problem of switching cost minimization in these networks. Specifically, the input to the p...

  • Review
  • Open Access
7 Citations
4,314 Views
23 Pages

11 May 2021

Syntenies are genomic segments of consecutive genes identified by a certain conservation in gene content and order. The notion of conservation may vary from one definition to another, the more constrained requiring identical gene contents and gene or...

  • Editorial
  • Open Access
2,844 Views
3 Pages

Special Issue on “Graph Algorithms and Applications”

  • Serafino Cicerone and
  • Gabriele Di Stefano

10 May 2021

The mixture of data in real life exhibits structure or connection property in nature. Typical data include biological data, communication network data, image data, etc. Graphs provide a natural way to represent and analyze these types of data and the...

  • Article
  • Open Access
3 Citations
3,620 Views
19 Pages

Query Rewriting for Incremental Continuous Query Evaluation in HIFUN

  • Petros Zervoudakis,
  • Haridimos Kondylakis,
  • Nicolas Spyratos and
  • Dimitris Plexousakis

8 May 2021

HIFUN is a high-level query language for expressing analytic queries of big datasets, offering a clear separation between the conceptual layer, where analytic queries are defined independently of the nature and location of data, and the physical laye...

  • Article
  • Open Access
9 Citations
5,192 Views
25 Pages

7 May 2021

The estimation of phylogenetic trees for individual genes or multi-locus datasets is a basic part of considerable biological research. In order to enable large trees to be computed, Disjoint Tree Mergers (DTMs) have been developed; these methods oper...

  • Article
  • Open Access
20 Citations
9,870 Views
21 Pages

Machine Learning Predicts Outcomes of Phase III Clinical Trials for Prostate Cancer

  • Felix D. Beacher,
  • Lilianne R. Mujica-Parodi,
  • Shreyash Gupta and
  • Leonardo A. Ancora

5 May 2021

The ability to predict the individual outcomes of clinical trials could support the development of tools for precision medicine and improve the efficiency of clinical-stage drug development. However, there are no published attempts to predict individ...

  • Article
  • Open Access
13 Citations
7,056 Views
16 Pages

Overrelaxed Sinkhorn–Knopp Algorithm for Regularized Optimal Transport

  • Alexis Thibault,
  • Lénaïc Chizat,
  • Charles Dossal and
  • Nicolas Papadakis

30 April 2021

This article describes a set of methods for quickly computing the solution to the regularized optimal transport problem. It generalizes and improves upon the widely used iterative Bregman projections algorithm (or Sinkhorn–Knopp algorithm). We first...

  • Article
  • Open Access
21 Citations
6,079 Views
19 Pages

30 April 2021

Image segmentation plays an important role in the field of image processing, helping to understand images and recognize objects. However, most existing methods are often unable to effectively explore the spatial information in 3D image segmentation,...

  • Article
  • Open Access
7 Citations
3,761 Views
13 Pages

30 April 2021

When no-wait constraint holds in job shops, a job has to be processed with no waiting time from the first to the last operation, and the start time of a job is greatly restricted. Using key elements of the iterated greedy algorithm, this paper propos...

  • Article
  • Open Access
15 Citations
4,505 Views
19 Pages

30 April 2021

Modern real-valued optimization problems are complex and high-dimensional, and they are known as “large-scale global optimization (LSGO)” problems. Classic evolutionary algorithms (EAs) perform poorly on this class of problems because of the curse of...

  • Article
  • Open Access
7 Citations
3,764 Views
12 Pages

29 April 2021

The extended Kalman filter has been shown to be a precise method for nonlinear state estimation and is the facto standard in navigation systems. However, if the initial estimated state is far from the true one, the filter may diverge, mainly due to a...

  • Article
  • Open Access
6 Citations
3,585 Views
17 Pages

Design Optimization of Interfacing Attachments for the Deployable Wing of an Unmanned Re-Entry Vehicle

  • Francesco Di Caprio,
  • Roberto Scigliano,
  • Roberto Fauci and
  • Domenico Tescione

28 April 2021

Re-entry winged body vehicles have several advantages w.r.t capsules, such as maneuverability and controlled landing opportunity. On the other hand, they show an increment in design level complexity, especially from an aerodynamic, aero-thermodynamic...

  • Article
  • Open Access
47 Citations
5,341 Views
26 Pages

PROMETHEE-SAPEVO-M1 a Hybrid Approach Based on Ordinal and Cardinal Inputs: Multi-Criteria Evaluation of Helicopters to Support Brazilian Navy Operations

  • Miguel Ângelo Lellis Moreira,
  • Igor Pinheiro de Araújo Costa,
  • Maria Teresa Pereira,
  • Marcos dos Santos,
  • Carlos Francisco Simões Gomes and
  • Fernando Martins Muradas

27 April 2021

This paper presents a new approach based on Multi-Criteria Decision Analysis (MCDA), named PROMETHEE-SAPEVO-M1, through its implementation and feasibility related to the decision-making process regarding the evaluation of helicopters of attack of the...

  • Article
  • Open Access
24 Citations
6,555 Views
15 Pages

Diagnosing Schizophrenia Using Effective Connectivity of Resting-State EEG Data

  • Claudio Ciprian,
  • Kirill Masychev,
  • Maryam Ravan,
  • Akshaya Manimaran and
  • AnkitaAmol Deshmukh

27 April 2021

Schizophrenia is a serious mental illness associated with neurobiological deficits. Even though the brain activities during tasks (i.e., P300 activities) are considered as biomarkers to diagnose schizophrenia, brain activities at rest have the potent...

  • Article
  • Open Access
3 Citations
3,396 Views
13 Pages

26 April 2021

Person re-Identification(Re-ID) based on deep convolutional neural networks (CNNs) achieves remarkable success with its fast speed. However, prevailing Re-ID models are usually built upon backbones that manually design for classification. In order to...

  • Article
  • Open Access
2,791 Views
27 Pages

25 April 2021

The problem of the analysis of datasets formed by the results of group expert assessment of objects by a certain set of features is considered. Such datasets may contain mismatched, including conflicting values of object evaluations by the analyzed f...

  • Article
  • Open Access
3,505 Views
17 Pages

Multiple Loci Selection with Multi-Way Epistasis in Coalescence with Recombination

  • Aritra Bose,
  • Filippo Utro,
  • Daniel E. Platt and
  • Laxmi Parida

25 April 2021

As studies move into deeper characterization of the impact of selection through non-neutral mutations in whole genome population genetics, modeling for selection becomes crucial. Moreover, epistasis has long been recognized as a significant component...

  • Article
  • Open Access
11 Citations
4,429 Views
15 Pages

Text Indexing for Regular Expression Matching

  • Daniel Gibney and
  • Sharma V. Thankachan

23 April 2021

Finding substrings of a text T that match a regular expression p is a fundamental problem. Despite being the subject of extensive research, no solution with a time complexity significantly better than O(|T||p|) has been found. Backurs and Indyk in FO...

  • Article
  • Open Access
4 Citations
4,538 Views
10 Pages

MultiKOC: Multi-One-Class Classifier Based K-Means Clustering

  • Loai Abdallah,
  • Murad Badarna,
  • Waleed Khalifa and
  • Malik Yousef

23 April 2021

In the computational biology community there are many biological cases that are considered as multi-one-class classification problems. Examples include the classification of multiple tumor types, protein fold recognition and the molecular classificat...

  • Article
  • Open Access
7 Citations
4,410 Views
30 Pages

22 April 2021

The continuous p-median problem (CPMP) is one of the most popular and widely used models in location theory that minimizes the sum of distances from known demand points to the sought points called centers or medians. This NP-hard location problem is...

  • Article
  • Open Access
4 Citations
2,799 Views
22 Pages

22 April 2021

Insertion-deletion systems have been introduced as a formalism to model operations that find their counterparts in ideas of bio-computing, more specifically, when using DNA or RNA strings and biological mechanisms that work on these strings. So-calle...

  • Article
  • Open Access
2 Citations
3,868 Views
15 Pages

22 April 2021

MicroRNAs (miRNAs) are short RNA sequences that are actively involved in gene regulation. These regulators on the post-transcriptional level have been discovered in virtually all eukaryotic organisms. Additionally, miRNAs seem to exist in viruses and...

  • Article
  • Open Access
2 Citations
3,667 Views
18 Pages

Difference-Based Mutation Operation for Neuroevolution of Augmented Topologies

  • Vladimir Stanovov,
  • Shakhnaz Akhmedova and
  • Eugene Semenkin

21 April 2021

In this paper, a novel search operation is proposed for the neuroevolution of augmented topologies, namely the difference-based mutation. This operator uses the differences between individuals in the population to perform more efficient search for op...

  • Article
  • Open Access
1 Citations
2,808 Views
18 Pages

Three-Dimensional Elastodynamic Analysis Employing Partially Discontinuous Boundary Elements

  • Yuan Li,
  • Ni Zhang,
  • Yuejiao Gong,
  • Wentao Mao and
  • Shiguang Zhang

21 April 2021

Compared with continuous elements, discontinuous elements advance in processing the discontinuity of physical variables at corner points and discretized models with complex boundaries. However, the computational accuracy of discontinuous elements is...

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Algorithms - ISSN 1999-4893