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37 Results Found

  • Article
  • Open Access
2,044 Views
22 Pages

12 October 2024

A rapid dynamic security assessment (DSA) is crucial for online preventive and restoration decision-making. The deep learning-based DSA models have high efficiency and accuracy. However, the complex model structure and high training cost make them ha...

  • Article
  • Open Access
7 Citations
2,057 Views
20 Pages

An Improved Density Peak Clustering Algorithm Based on Chebyshev Inequality and Differential Privacy

  • Hua Chen,
  • Yuan Zhou,
  • Kehui Mei,
  • Nan Wang,
  • Mengdi Tang and
  • Guangxing Cai

27 July 2023

This study aims to improve the quality of the clustering results of the density peak clustering (DPC) algorithm and address the privacy protection problem in the clustering analysis process. To achieve this, a DPC algorithm based on Chebyshev inequal...

  • Article
  • Open Access
98 Views
12 Pages

8 December 2025

A bipolar neutrosophic set (BNS) is designed to handle uncertain information by capturing both supportive and opposing aspects of data. In this paper, the pattern classification method is studied based on the proposed Hamming–Chebyshev hybrid d...

  • Article
  • Open Access
1 Citations
1,823 Views
18 Pages

A Methodological Approach for Gap Filling of WFV Gaofen-1 Images from Spatial Autocorrelation and Enhanced Weighting

  • Tairu Chen,
  • Tao Yu,
  • Lili Zhang,
  • Wenhao Zhang,
  • Xiaofei Mi,
  • Yan Liu,
  • Yulin Zhan,
  • Chunmei Wang,
  • Juan Li and
  • Jian Yang

21 February 2024

Clouds and cloud shadow cover cause missing data in some images captured by the Gaofen-1 Wide Field of View (GF-1 WFV) cameras, limiting the extraction and analysis of the image information and further applications. Therefore, this study proposes a m...

  • Article
  • Open Access
895 Views
24 Pages

The A* algorithm is broadly identified for its application in diverse fields, such as agriculture, robotics and GPS technology, due to its effectiveness in route planning. Despite its broad utility, the algorithm faces inherent limitations regarding...

  • Article
  • Open Access
1 Citations
5,599 Views
13 Pages

Stochasticity in the Parasite-Driven Trait Evolution of Competing Species Masks the Distinctive Consequences of Distance Metrics

  • Christian Alvin H. Buhat,
  • Dylan Antonio S. J. Talabis,
  • Anthony L. Cueno,
  • Maica Krizna A. Gavina,
  • Ariel L. Babierra,
  • Genaro A. Cuaresma and
  • Jomar F. Rabajante

17 November 2017

Various distance metrics and their induced norms are employed in the quantitative modeling of evolutionary dynamics. Minimization of these distance metrics, when applied to evolutionary optimization, are hypothesized to result in different outcomes....

  • Article
  • Open Access
3 Citations
2,713 Views
19 Pages

Compact Wearable Antenna with Metasurface for Millimeter-Wave Radar Applications

  • María Elena de Cos Gómez,
  • Humberto Fernández Álvarez,
  • Alicia Flórez Berdasco and
  • Fernando Las-Heras Andrés

23 March 2023

Three metasurfaces (MTS) are designed to be combined with a series end-fed 1 × 10 array antenna with a modified Dolph-Chebyshev distribution for imaging applications in the millimeter frequency range, 24.05–24.25 GHz. A reduction in secon...

  • Article
  • Open Access
3 Citations
2,206 Views
16 Pages

In this paper, an efficient sidelobe levels (SLL) reduction and spatial filtering algorithm is proposed for linear one-dimensional arrays. In this algorithm, the sidelobes are beamspace processed simultaneously based on its orientation symmetry to ac...

  • Article
  • Open Access
8 Citations
3,054 Views
16 Pages

26 September 2020

In this paper, the problem of constructing the measurement matrix in compressed sensing is addressed. In compressed sensing, constructing a measurement matrix of good performance and easy hardware implementation is of interest. It has been recently s...

  • Article
  • Open Access
4 Citations
2,804 Views
23 Pages

10 August 2024

In the present study, flood hazard susceptibility maps generated using various distance measures in the Technique for Order Preference by Similarity to an Ideal Solution (TOPSIS) were analyzed. Widely applied distance measures such as Euclidean, Manh...

  • Article
  • Open Access
4 Citations
2,653 Views
19 Pages

In this study, we analyze a signal segmentation-specific pain duration transfer task by applying knowledge transfer from short-term (phasic) pain stimuli to long-term (tonic) pain stimuli. To this end, we focus on the physiological signals of the X-I...

  • Article
  • Open Access
2 Citations
2,194 Views
14 Pages

TSD-Truncated Structurally Aware Distance for Small Pest Object Detection

  • Xiaowen Huang,
  • Jun Dong,
  • Zhijia Zhu,
  • Dong Ma,
  • Fan Ma and
  • Luhong Lang

10 November 2022

As deep learning has been successfully applied in various domains, it has recently received considerable research attention for decades, making it possible to efficiently and intelligently detect crop pests. Nevertheless, the detection of pest object...

  • Article
  • Open Access
2,062 Views
19 Pages

For studying the finite-size behavior of the Ising model under different boundary conditions, we propose an alternative to the standard transfer matrix technique approach based on Abelès theorem and Chebyshev polynomials. Using it, one can eas...

  • Article
  • Open Access
407 Views
21 Pages

12 November 2025

The high cost of wind turbine maintenance has intensified the need for reliable fault detection and condition monitoring methods. While Supervisory Control and Data Acquisition (SCADA) systems provide valuable operational data, the raw signals often...

  • Article
  • Open Access
2,193 Views
17 Pages

28 August 2024

Water scarcity is a significant global challenge, exacerbated by leakages in water distribution networks. This paper addresses the challenge of detecting leakages in rural and urban–rural water supply systems through hydraulic modelling and a s...

  • Article
  • Open Access
3 Citations
2,926 Views
14 Pages

Typology, Structural Characterization and Sustainability of Integrated Broiler Farming System in Epirus, Greece

  • Vassilios Dotas,
  • Dimitrios Gourdouvelis,
  • Lampros Hatzizisis,
  • Ioannis Kaimakamis,
  • Ioannis Mitsopoulos and
  • George Symeon

26 November 2021

The aim of this study was the detailed characterization of the existing zootechnical and financial management applied in broiler poultry farms in the Region of Epirus, Greece. The current situation was captured through the formation of a typology on...

  • Article
  • Open Access
27 Citations
4,498 Views
14 Pages

1 June 2018

The classification performance of passive sonar can be improved by extracting the features of ship-radiated noise. Traditional feature extraction methods neglect the nonlinear features in ship-radiated noise, such as entropy. The multiscale sample en...

  • Article
  • Open Access
14 Citations
2,346 Views
30 Pages

Novel Distance-Measures-Based Extended TOPSIS Method under Linguistic Linear Diophantine Fuzzy Information

  • Hüseyin Kamacı,
  • Dragan Marinkovic,
  • Subramanian Petchimuthu,
  • Muhammad Riaz and
  • Shahzaib Ashraf

13 October 2022

The advantages of the intuitionistic fuzzy set, Pythagorean fuzzy set, and q-rung orthopair fuzzy set are all carried over into the linear Diophantine fuzzy set by extending the restrictions on the grades. Linear Diophantine fuzzy sets offer a wide r...

  • Article
  • Open Access
3 Citations
1,282 Views
26 Pages

16 May 2025

The efficiency and smoothness of path planning algorithms are critical factors influencing their practical applications. A traditional A* algorithm suffers from limitations in search efficiency, path smoothness, and obstacle avoidance. To address the...

  • Article
  • Open Access
7 Citations
2,427 Views
19 Pages

18 January 2022

In recent years, neural network-based anomaly detection methods have attracted considerable attention in the hyperspectral remote sensing domain due to their powerful reconstruction ability compared with traditional methods. However, actual probabili...

  • Article
  • Open Access
9 Citations
2,755 Views
17 Pages

10 November 2023

In the rapidly evolving information era, the dissemination of information has become swifter and more extensive. Fake news, in particular, spreads more rapidly and is produced at a lower cost compared to genuine news. While researchers have developed...

  • Article
  • Open Access
10 Citations
2,724 Views
16 Pages

Analysis of the connection between different units that operate in the same area assures always interesting results. During this investigation, the concerned area was a virtual power plant (VPP) that operates in Poland. The main distributed resources...

  • Article
  • Open Access
48 Citations
5,247 Views
16 Pages

The coverage rate is the most crucial index in wireless sensor networks (WSNs) design; it involves making the sensors with a reasonable distribution, which closely relates to the quality of service (QoS) and survival period of the entire network. Thi...

  • Communication
  • Open Access
13 Citations
4,565 Views
10 Pages

Aircraft Detection Using Phase-Sensitive Optical-Fiber OTDR

  • Yunpeng Cai,
  • Jihui Ma,
  • Wenfa Yan,
  • Wenyi Zhang and
  • Yuhang An

28 July 2021

Aircraft detection plays a vital role in aviation management and safe operation in the aviation system. Phase-Sensitive Optical Time Domain Reflectometry (Φ-OTDR) technology is a prevailing sensing method in geophysics research, structure inspection,...

  • Article
  • Open Access
1 Citations
2,294 Views
16 Pages

Discrete Homogeneous and Non-Homogeneous Markov Chains Enhance Predictive Modelling for Dairy Cow Diseases

  • Jan Saro,
  • Jaromir Ducháček,
  • Helena Brožová,
  • Luděk Stádník,
  • Petra Bláhová,
  • Tereza Horáková and
  • Robert Hlavatý

1 September 2024

Modelling and predicting dairy cow diseases empowers farmers with valuable information for herd health management, thereby decreasing costs and increasing profits. For this purpose, predictive models were developed based on machine learning algorithm...

  • Article
  • Open Access
4 Citations
5,373 Views
23 Pages

Context-Aware Gossip-Based Protocol for Internet of Things Applications

  • Lina Altoaimy,
  • Arwa Alromih,
  • Shiroq Al-Megren,
  • Ghada Al-Hudhud,
  • Heba Kurdi and
  • Kamal Youcef-Toumi

11 July 2018

This paper proposes a gossip-based protocol that utilises a multi-factor weighting function (MFWF) that takes several parameters into account: residual energy, Chebyshev distances to neighbouring nodes and the sink node, node density, and message pri...

  • Article
  • Open Access
23 Citations
3,126 Views
15 Pages

Construction and demolition waste accounts for a sizable proportion of global waste and is harmful to the environment. Its management is therefore a key challenge in the construction industry. Many researchers have utilized waste generation data for...

  • Article
  • Open Access
7 Citations
2,144 Views
23 Pages

20 July 2024

When using multi-criteria decision-making methods in applied problems, an important aspect is the determination of the criteria weights. These weights represent the degree of each criterion’s importance in a certain group. The process of determ...

  • Article
  • Open Access
1,121 Views
26 Pages

27 January 2025

Disaster backup, which occurs over long distances and involves large data volumes, often leads to huge energy consumption and the long-term occupation of network resources. However, existing work in this area lacks adequate optimization of the trade-...

  • Article
  • Open Access
728 Views
24 Pages

Evaluating Non-Invasive Computer Vision-Based Quantification of Neonatal Movement as a Marker of Development in Preterm Infants: A Pilot Study

  • Janet Pigueiras-del-Real,
  • Lionel C. Gontard,
  • Isabel Benavente-Fernández,
  • Syed Taimoor Hussain,
  • Syed Adil Hussain,
  • Simón P. Lubián-López and
  • Angel Ruiz-Zafra

Background: Traditional neonatal assessments rely on anthropometric measures such as weight, body size, and head circumference. However, recent studies suggest that objective movement quantification may serve as a complementary clinical indicator of...

  • Article
  • Open Access
38 Citations
5,510 Views
17 Pages

A New Entropy-Based Atrial Fibrillation Detection Method for Scanning Wearable ECG Recordings

  • Lina Zhao,
  • Chengyu Liu,
  • Shoushui Wei,
  • Qin Shen,
  • Fan Zhou and
  • Jianqing Li

26 November 2018

Entropy-based atrial fibrillation (AF) detectors have been applied for short-term electrocardiogram (ECG) analysis. However, existing methods suffer from several limitations. To enhance the performance of entropy-based AF detectors, we have developed...

  • Article
  • Open Access
617 Views
23 Pages

Robust Underwater Vehicle Pose Estimation via Convex Optimization Using Range-Only Remote Sensing Data

  • Sai Krishna Kanth Hari,
  • Kaarthik Sundar,
  • José Braga,
  • João Teixeira,
  • Swaroop Darbha and
  • João Sousa

29 July 2025

Accurate localization plays a critical role in enabling underwater vehicle autonomy. In this work, we develop a robust infrastructure-based localization framework that estimates the position and orientation of underwater vehicles using only range mea...

  • Case Report
  • Open Access
6 Citations
2,849 Views
20 Pages

Although ozone (O3) plays a crucial role in screening the Earth’s surface and lower atmosphere layers from the ultraviolet radiation, troposphere ozone is proven to have negative health effects on the human body and is one of the greenhouse gases. Th...

  • Article
  • Open Access
8 Citations
3,657 Views
18 Pages

An Optimal Framework for WDM Systems Using Analytical Characterization of Refractive Index-Related Nonlinear Impairments

  • Muhammad Irfan,
  • Farman Ali,
  • Fazal Muhammad,
  • Abdullah S. Alwadie,
  • Adam Glowacz,
  • Iwona Goldasz,
  • Ryszard Mielnik,
  • Fahad Salem Alkahtani and
  • Hidayatullah Khan

Nonlinear effects in the optical transmission systems (OTSs) are considered as the major performance limiting factor to provide high transmission rates over ultra-long distances. As the demands for system capacity, transmission range and the number o...

  • Article
  • Open Access
13 Citations
4,159 Views
27 Pages

7 April 2022

Relative radiometric normalization (RRN) is important for pre-processing and analyzing multitemporal remote sensing (RS) images. Multitemporal RS images usually include different land use/land cover (LULC) types; therefore, considering an identical l...

  • Article
  • Open Access
12 Citations
2,966 Views
24 Pages

WDFA-YOLOX: A Wavelet-Driven and Feature-Enhanced Attention YOLOX Network for Ship Detection in SAR Images

  • Falin Wu,
  • Tianyang Hu,
  • Yu Xia,
  • Boyi Ma,
  • Saddam Sarwar and
  • Chunxiao Zhang

15 May 2024

Ships are important targets for modern naval warfare detection and reconnaissance. The accurate detection of ships contributes to the maintenance of maritime rights and interests and the realisation of naval strategy. Synthetic Aperture Radar (SAR) i...