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23 Results Found

  • Article
  • Open Access
7 Citations
4,093 Views
21 Pages

Local Parallel Cross Pattern: A Color Texture Descriptor for Image Retrieval

  • Qinghe Feng,
  • Qiaohong Hao,
  • Mateu Sbert,
  • Yugen Yi,
  • Ying Wei and
  • Jiangyan Dai

14 January 2019

Riding the wave of visual sensor equipment (e.g., personal smartphones, home security cameras, vehicle cameras, and camcorders), image retrieval (IR) technology has received increasing attention due to its potential applications in e-commerce, visual...

  • Feature Paper
  • Article
  • Open Access
101 Citations
6,152 Views
37 Pages

Evaluation of Mathematical Model to Characterize the Performance of Conventional and Hybrid PV Array Topologies under Static and Dynamic Shading Patterns

  • Manoharan Premkumar,
  • Umashankar Subramaniam,
  • Thanikanti Sudhakar Babu,
  • Rajvikram Madurai Elavarasan and
  • Lucian Mihet-Popa

20 June 2020

The analysis and the assessment of interconnected photovoltaic (PV) modules under different shading conditions and various shading patterns are presented in this paper. The partial shading conditions (PSCs) due to the various factors reduce the power...

  • Article
  • Open Access
518 Views
19 Pages

Accurate and robust feature matching across multi-view urban imagery is fundamental for urban mapping, 3D reconstruction, and large-scale spatial alignment. Real-world urban scenes involve significant variations in viewpoint, illumination, and occlus...

  • Article
  • Open Access
43 Citations
3,285 Views
25 Pages

Optimal Hybrid PV Array Topologies to Maximize the Power Output by Reducing the Effect of Non-Uniform Operating Conditions

  • Suneel Raju Pendem,
  • Suresh Mikkili,
  • Shriram S. Rangarajan,
  • Sudhakar Avv,
  • Randolph E. Collins and
  • Tomonobu Senjyu

2 December 2021

The photovoltaic (PV) system center inverter architecture comprises various conventional array topologies such as simple-series (S-S), parallel (P), series-parallel (S-P), total-cross-tied (T-C-T), bridge-linked (B-L), and honey-comb (H-C). The conve...

  • Article
  • Open Access
683 Views
16 Pages

Multi-Scale Parallel Enhancement Module with Cross-Hierarchy Interaction for Video Emotion Recognition

  • Lianqi Zhang,
  • Yuan Sun,
  • Jiansheng Guan,
  • Shaobo Kang,
  • Jiangyin Huang and
  • Xungao Zhong

Video emotion recognition faces significant challenges due to the strong spatiotemporal coupling of dynamic expressions and the substantial variations in cross-scale motion patterns (e.g., subtle facial micro-expressions versus large-scale body gestu...

  • Article
  • Open Access
5 Citations
4,220 Views
14 Pages

13 April 2018

Light absorption gas sensing technology has the characteristics of massive parallelism, cross-sensitivity and extensive responsiveness, which make it suitable for the sensing task of an electronic nose (e-nose). With the performance of hyperspectral...

  • Article
  • Open Access
2 Citations
1,268 Views
24 Pages

20 February 2025

The proliferation of multimodal misinformation on social media has become a critical concern. Although detection methods have advanced, feature representation and cross-modal semantic alignment challenges continue to hinder the effective use of multi...

  • Feature Paper
  • Article
  • Open Access
1 Citations
1,879 Views
20 Pages

Algorithm for Generating Bifurcation Diagrams Using Poincaré Intersection Plane

  • Luis Javier Ontañón-García,
  • Juan Gonzalo Barajas-Ramírez,
  • Eric Campos-Cantón,
  • Daniel Alejandro Magallón-García,
  • César Arturo Guerra-García,
  • José Ricardo Cuesta-García,
  • Jonatan Pena-Ramirez and
  • José Luis Echenausía-Monroy

29 May 2025

In the study of dynamic systems, bifurcation diagrams are a very popular graphical tool for studying stability and nonlinear changes in behavior. They are instrumental in analyzing the system’s response to parameter changes. These diagrams show...

  • Article
  • Open Access
547 Views
17 Pages

8 October 2025

To address the challenge that MOSFET temperature in motor controllers is influenced by multiple factors, exhibits strong temporal dependence, and involves complex feature interactions, this study proposes a temperature prediction model that integrate...

  • Feature Paper
  • Article
  • Open Access
11 Citations
3,504 Views
26 Pages

26 September 2022

The process with change of phase during flow in mini-channels plays a significant role in many industrial applications, such as microelectronics. Furthermore, methods for heat transfer intensification during flow in channels of small cross-section ar...

  • Article
  • Open Access
32 Citations
7,640 Views
24 Pages

A climatology of wind sea and swell waves along the Canary eastern boundary current area, from west Iberia to Mauritania, is presented. The study is based on the European Centre for Medium-Range Weather Forecasts (ECMWF) reanalysis ERA-Interim. The w...

  • Article
  • Open Access
3 Citations
2,070 Views
13 Pages

Human motion recognition is crucial for applications like navigation, health monitoring, and smart healthcare, especially in weak GNSS scenarios. Current methods face challenges such as limited sensor diversity and inadequate feature extraction. This...

  • Article
  • Open Access
5 Citations
2,333 Views
24 Pages

We present detailed first-principles density functional theory-based studies on RbRE2Fe4As4O2 (RE = Sm, Tb, Dy, Ho) hybrid 12442-type iron-based superconducting compounds with particular emphasis on competing magnetic interactions and their effect on...

  • Article
  • Open Access
6 Citations
3,103 Views
17 Pages

11 July 2024

Remote sensing images are characterized by high complexity, significant scale variations, and abundant details, which present challenges for existing deep learning-based super-resolution reconstruction methods. These algorithms often exhibit limited...

  • Article
  • Open Access
3 Citations
1,745 Views
74 Pages

21 January 2025

We extend the 3D Lattice Boltzmann method with a deformable boundary (LBM-DB) for the computations of the full-volume colonic flow of the Newtonian fluid driven by the peristaltic segmented circular contractions which obey the three-step “intes...

  • Article
  • Open Access
5 Citations
2,578 Views
11 Pages

Circadian ABCG2 Expression Influences the Brain Uptake of Donepezil across the Blood–Cerebrospinal Fluid Barrier

  • André Furtado,
  • Ana Catarina Duarte,
  • Ana R. Costa,
  • Isabel Gonçalves,
  • Cecília R. A. Santos,
  • Eugenia Gallardo and
  • Telma Quintela

Donepezil (DNPZ) is a cholinesterase inhibitor used for the management of Alzheimer’s disease (AD) and is dependent on membrane transporters such as ABCG2 to actively cross brain barriers and reach its target site of action in the brain. Locate...

  • Article
  • Open Access
346 Views
18 Pages

Effects of the Orifice and Absorber Grid Designs on Coolant Mixing at the Inlet of an RITM-Type SMR Fuel Assembly

  • Anton Riazanov,
  • Sergei Dmitriev,
  • Denis Doronkov,
  • Aleksandr Dobrov,
  • Aleksey Pronin,
  • Dmitriy Solntsev,
  • Tatiana Demkina,
  • Daniil Kuritsin and
  • Danil Nikolaev

24 October 2025

This article presents the results of an experimental study on the hydrodynamics of the coolant at the inlet of the fuel assembly in the RITM reactor core. The importance of these studies stems from the significant impact that inlet flow conditions ha...

  • Article
  • Open Access
9 Citations
4,229 Views
17 Pages

Knowledge of the paleo-stress distribution is crucial to understand the fracture set up and orientations during the tectonic evolution of a basin, and thus the corresponding fluid flow patterns in a reservoir. This study aims to predict the main stre...

  • Article
  • Open Access
3,566 Views
14 Pages

Evaluating the Erosive Effects of Freshly Squeezed Local Fruit Juices on Human Dental Enamel and Consumption Patterns Among Malaysian Adults

  • Zahirrah Begam Mohamed Rasheed,
  • Ahmad Shuhud Irfani Zakaria,
  • Fairuz Abdul Rahman,
  • Erfa Zainialdin,
  • Hazreen Elliana Radzali,
  • Norhafiza Mokhtar,
  • Nurhayati Abdullah,
  • Zaleha Shafiei,
  • Zamirah Zainal Abidin and
  • Mariati Abdul Rahman

8 August 2025

Background: The increasing popularity of fruit juices as part of perceived healthy dietary choices has raised concerns regarding their erosive effects on dental enamel. While prior in vitro studies have largely relied on commercial fruit drinks and n...

  • Article
  • Open Access
10 Citations
3,833 Views
16 Pages

Development of Food Group Tree-Based Analysis and Its Association with Non-Alcoholic Fatty Liver Disease (NAFLD) and Co-Morbidities in a South Indian Population: A Large Case-Control Study

  • Amrita Vijay,
  • Amina Al-Awadi,
  • Jane Chalmers,
  • Leena Balakumaran,
  • Jane I. Grove,
  • Ana M. Valdes,
  • Moira A. Taylor,
  • Kotacherry T. Shenoy and
  • Guruprasad P. Aithal

8 July 2022

Background: Non-alcoholic fatty liver disease (NAFLD) is a global problem growing in parallel to the epidemics of obesity and diabetes, with South Asians being particularly susceptible. Nutrition and behaviour are important modifiers of the disease;...

  • Article
  • Open Access
6 Citations
4,495 Views
15 Pages

Design of Ku- and Ka-Band Flat Dual Circular Polarized Reflectarrays by Combining Variable Rotation Technique and Element Size Variation

  • Rafael Florencio,
  • Daniel Martinez-de-Rioja,
  • Eduardo Martinez-de-Rioja,
  • Jose A. Encinar,
  • Rafael R. Boix and
  • Vicente Losada

In this work circularly polarized flat reflectarray antennas are designed to work at downlink frequencies in Ku- and Ka-band. The design approach for circular polarization radiation combines both the variable rotation technique (VRT) and the element...

  • Article
  • Open Access
3 Citations
2,157 Views
36 Pages

Late Neoproterozoic Rare-Metal Pegmatites with Mixed NYF-LCT Features: A Case Study from the Egyptian Nubian Shield

  • Mustafa A. Elsagheer,
  • Mokhles K. Azer,
  • Hilmy E. Moussa,
  • Ayman E. Maurice,
  • Mabrouk Sami,
  • Moustafa A. Abou El Maaty,
  • Adel I. M. Akarish,
  • Mohamed Th. S. Heikal,
  • Mohamed Z. Khedr and
  • Ahmed A. Elnazer
  • + 4 authors

7 May 2025

The current work records for the first time the rare-metal pegmatites with mixed NYF-LCT located at Wadi Sikait, south Eastern Desert of the Egyptian Nubian Shield. Most of the Sikait pegmatites are associated with sheared granite and are surrounded...

  • Article
  • Open Access
741 Views
21 Pages

6 October 2025

Short-term passenger flow prediction provides critical data-driven support for optimizing resource allocation, guiding passenger mobility, and enhancing risk response capabilities in urban rail transit systems. To further improve prediction accuracy,...