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406 Results Found

  • Article
  • Open Access
891 Views
32 Pages

Across-Beam Signal Integration Approach with Ubiquitous Digital Array Radar for High-Speed Target Detection

  • Le Wang,
  • Haihong Tao,
  • Aodi Yang,
  • Fusen Yang,
  • Xiaoyu Xu,
  • Huihui Ma and
  • Jia Su

25 July 2025

Ubiquitous digital array radar (UDAR) extends the integration time of moving targets by deploying a wide transmitting beam and multiple narrow receiving beams to cover the entire observed airspace. By exchanging time for energy, it effectively improv...

  • Article
  • Open Access
6 Citations
2,736 Views
15 Pages

13 September 2018

This paper proposes an improved active frequency drift (AFD) islanding detection method of a three-phase inverter. Different than the existing single-phase AFD method, in the three-phase system, the disturbance is added to the phase angle, which take...

  • Article
  • Open Access
39 Citations
5,524 Views
22 Pages

Factors Influencing the Long-Term Stability of Electronic Tongue and Application of Improved Drift Correction Methods

  • Zoltan Kovacs,
  • Dániel Szöllősi,
  • John-Lewis Zinia Zaukuu,
  • Zsanett Bodor,
  • Flóra Vitális,
  • Balkis Aouadi,
  • Viktória Zsom-Muha and
  • Zoltan Gillay

Temperature, memory effect, and cross-contamination are suspected to contribute to drift in electronic tongue (e-tongue) sensors, therefore drift corrections are required. This paper aimed to assess the disturbing effects on the sensor signals during...

  • Article
  • Open Access
1 Citations
2,098 Views
11 Pages

24 December 2023

This study investigated the effects of visual conditions associated with progressive eye disease on movement patterns and anxiety levels during gap-crossing tasks. Notably, 15 healthy young adults performed crossover platforms with a 10 cm gap at thr...

  • Article
  • Open Access
16 Citations
6,253 Views
14 Pages

Near-Field Three-Dimensional Planar Millimeter-Wave Holographic Imaging by Using Frequency Scaling Algorithm

  • Ye Zhang,
  • Bin Deng,
  • Qi Yang,
  • Jingkun Gao,
  • Yuliang Qin and
  • Hongqiang Wang

24 October 2017

In this paper, a fast three-dimensional (3-D) frequency scaling algorithm (FSA) with large depth of focus is presented for near-field planar millimeter-wave (MMW) holographic imaging. Considering the cross-range range coupling term which is neglected...

  • Article
  • Open Access
8 Citations
3,158 Views
16 Pages

28 September 2021

Crossed-grating phase-shifting profilometry (CGPSP) has great utility in three-dimensional shape measurement due to its ability to acquire horizontal and vertical phase maps in a single measurement. However, CGPSP is extremely sensitive to the non-li...

  • Article
  • Open Access
12 Citations
4,336 Views
25 Pages

28 February 2024

This study investigates and verifies the feasibility of the precise point positioning (PPP)-B2b enhanced real-time (RT) precise orbit determination (POD) of low Earth orbit (LEO) satellites. The principles and characteristics of matching various PPP-...

  • Article
  • Open Access
7 Citations
6,391 Views
20 Pages

16 June 2014

Most railway accidents happen at railway crossings. Therefore, how to detect humans or objects present in the risk area of a railway crossing and thus prevent accidents are important tasks. In this paper, three strategies are used to detect the risk...

  • Article
  • Open Access
1 Citations
1,605 Views
33 Pages

The present cross-sectional study assessed the role of multimodal cues in marking focus types during early childhood, focusing on prosodic prominence, gesture presence, and gestural prominence. A total of 116 Catalan-speaking three-, four- and five-y...

  • Article
  • Open Access
1 Citations
2,165 Views
12 Pages

17 December 2024

Humans often cross their legs unconsciously while sitting, which can lead to health problems such as shifts in the center of gravity, lower back pain, reduced blood circulation, and pelvic distortion. Detecting unconscious leg crossing is important f...

  • Article
  • Open Access
1 Citations
3,218 Views
16 Pages

Tuberculosis in Prisons: Importance of Considering the Clustering in the Analysis of Cross-Sectional Studies

  • Diana Marín,
  • Yoav Keynan,
  • Shrikant I. Bangdiwala,
  • Lucelly López and
  • Zulma Vanessa Rueda

The level of clustering and the adjustment by cluster-robust standard errors have yet to be widely considered and reported in cross-sectional studies of tuberculosis (TB) in prisons. In two cross-sectional studies of people deprived of liberty (PDL)...

  • Article
  • Open Access
4 Citations
4,183 Views
9 Pages

HIV Viral Load Estimation Using Hematocrit Corrected Dried Blood Spot Results on a BioMerieux NucliSENS® Platform

  • Charles Nyagupe,
  • Hemant Deepak Shewade,
  • Serge Ade,
  • Collins Timire,
  • Hannock Tweya,
  • Norah Vere,
  • Sandra Chipuka,
  • Lucia Sisya,
  • Hlanai Gumbo and
  • Sekesai Zinyowera
  • + 1 author

While reporting human immunodeficiency virus (HIV) viral load (VL) using dried blood spot (DBS) in the BioMerieux NucliSENS platform, application of the hematocrit correction factor has been suggested. In this cross-sectional study from the National...

  • Article
  • Open Access
13 Citations
5,466 Views
12 Pages

Quality Assurance of Chest X-ray Images with a Combination of Deep Learning Methods

  • Daisuke Oura,
  • Shinpe Sato,
  • Yuto Honma,
  • Shiho Kuwajima and
  • Hiroyuki Sugimori

5 February 2023

Background: Chest X-ray (CXR) imaging is the most common examination; however, no automatic quality assurance (QA) system using deep learning (DL) has been established for CXR. This study aimed to construct a DL-based QA system and assess its usefuln...

  • Article
  • Open Access
8 Citations
4,238 Views
22 Pages

14 December 2018

Optimal Quantitative Precipitation Estimation (QPE) of rainfall is crucial to the accuracy of hydrological models, especially over urban catchments. Small-to-medium size towns are often equipped with sparse rain gauge networks that struggle to captur...

  • Article
  • Open Access
1,326 Views
13 Pages

Semi-Automatic Refinement of Myocardial Segmentations for Better LVNC Detection

  • Jaime Rafael Barón,
  • Gregorio Bernabé,
  • Pilar González-Férez,
  • José Manuel García,
  • Guillem Casas and
  • Josefa González-Carrillo

6 January 2025

Background: Accurate segmentation of the left ventricular myocardium in cardiac MRI is essential for developing reliable deep learning models to diagnose left ventricular non-compaction cardiomyopathy (LVNC). This work focuses on improving the segmen...

  • Article
  • Open Access
2 Citations
3,075 Views
13 Pages

Amplitude Distribution of Partial Discharge Signals on Tunnel-Installed High-Voltage Cables

  • Yong Qian,
  • Xiaoxin Chen,
  • Yiming Zang,
  • Hui Wang,
  • Gehao Sheng and
  • Xiuchen Jiang

29 October 2019

For 110 kV and above tunnel-installed high-voltage (HV) cross-linked poly-ethylene (XLPE) cable systems, it is a normal procedure to adopt a cross-bonding scheme. The high-frequency current method is frequently used in the cross-bonded cable systems...

  • Article
  • Open Access
4 Citations
3,993 Views
18 Pages

Spectral fatigue analysis is performed on the trimaran cross-deck structural detail. A global finite element (FE) model with local fine meshes at hot spot locations is built for the calculation of structural response. Three-dimensional linear potenti...

  • Article
  • Open Access
1 Citations
2,289 Views
24 Pages

FGCSQL: A Three-Stage Pipeline for Large Language Model-Driven Chinese Text-to-SQL

  • Guanyu Jiang,
  • Weibin Li,
  • Chenglong Yu,
  • Zixuan Zhu and
  • Wei Li

Recent advances in large language models have driven major breakthroughs in Text-to-SQL tasks. However, many challenges hinder the use of SQL parsers for cross-language tasks. In this article, we introduce FGCSQL, a novel three-stage pipeline framewo...

  • Article
  • Open Access
1,251 Views
15 Pages

11 December 2024

The ScanSAR mode image obtained by the Gaofen-3 (GF-3) satellite has an imaging width of up to 130–500 km, which is of great significance in monitoring oceanography, meteorology, water conservancy, and transportation. To address the issues of s...

  • Article
  • Open Access
2 Citations
2,074 Views
39 Pages

4 December 2024

A short tribute to pioneers in the development of the plastic design of metal thin-walled cross-sections is presented. This large study investigates altogether fourteen steel and four extruded aluminum cross-sections in detail. Six groups of the cros...

  • Article
  • Open Access
9 Citations
3,519 Views
17 Pages

A Machine-Learning Approach for Monitoring Water Distribution Networks (WDNs)

  • Roberto Magini,
  • Manuela Moretti,
  • Maria Antonietta Boniforti and
  • Roberto Guercio

7 February 2023

The knowledge of the simultaneous nodal pressure values in a water distribution network (WDN) can favor its correct management, with advantages for both water utilities and end users, and guarantee higher sustainability in the use of the water resour...

  • Article
  • Open Access
740 Views
11 Pages

Analysis of Factors Influencing Corrective Power of Akin’s Osteotomy in 2D Plain Radiographs: What to Consider to Obtain Good Correction in Hallux Valgus Surgery

  • Enrique Adrian Testa,
  • Alberto Ruiz Nasarre,
  • Fernando Alvarez Goenaga,
  • Daniel Poggio Cano,
  • Annamaria Porreca,
  • Albert Baduell,
  • Ruben Garcia Elvira,
  • Miki Dalmau-Pastor and
  • Pablo Ruiz Riquelme

Background/Objectives: Akin osteotomy, in the context of corrective surgery for hallux valgus, is an effective tool available to surgeons. However, few studies have thoroughly investigated the anatomical and technical characteristics to be considered...

  • Article
  • Open Access
877 Views
17 Pages

Cross-Instrument Data Utilization Based on Laser-Induced Breakdown Spectroscopy (LIBS) for the Identification of Akebia Species

  • Yuge Liu,
  • Qianqian Wang,
  • Tianzhong Luo,
  • Zhifang Zhao,
  • Leifu Wang,
  • Shuai Xu,
  • Hao Zhou,
  • Jiquan Zhao,
  • Zixiao Zhou and
  • Geer Teng

New technologies and equipment for medicine analysis and diagnostics have always been critical in clinical medication and pharmaceutical production. Especially in the field of traditional Chinese medicine (TCM) where the chemical composition is not f...

  • Article
  • Open Access
20 Citations
5,838 Views
9 Pages

Comprehensive Study of Cross-Section Dependent Effective Masses for Silicon Based Gate-All-Around Transistors

  • Oves Badami,
  • Cristina Medina-Bailon,
  • Salim Berrada,
  • Hamilton Carrillo-Nunez,
  • Jaeyhun Lee,
  • Vihar Georgiev and
  • Asen Asenov

8 May 2019

The use of bulk effective masses in simulations of the modern-day ultra-scaled transistor is erroneous due to the strong dependence of the band structure on the cross-section dimensions and shape. This has to be accounted for in transport simulations...

  • Article
  • Open Access
9 Citations
4,273 Views
21 Pages

1 August 2018

The cross-sectional shape of a linear guideway has been processed before the straightening process. The cross-section features influence not only the position of the neutral axis, but also the applied and residual stresses along the longitudinal dire...

  • Article
  • Open Access
23 Citations
9,670 Views
14 Pages

16 January 2023

There were three objectives: (1) evaluate the relationship between legume intake and weight change across the previous 10 years, (2) examine the cross-sectional associations between legume consumption, BMI, and abdominal adiposity, and (3) determine...

  • Article
  • Open Access
5 Citations
3,497 Views
20 Pages

5 December 2018

The downward-looking sparse linear array three-dimensional synthetic aperture radar (DLSLA 3D SAR) has attracted a great deal of attention, due to the ability to obtain three-dimensional (3D) images. However, if the velocity and the yaw rate of the p...

  • Article
  • Open Access
10 Citations
3,300 Views
14 Pages

Accurate Transmission-Less Attenuation Correction Method for Amyloid-β Brain PET Using Deep Neural Network

  • Bo-Hye Choi,
  • Donghwi Hwang,
  • Seung-Kwan Kang,
  • Kyeong-Yun Kim,
  • Hongyoon Choi,
  • Seongho Seo and
  • Jae-Sung Lee

The lack of physically measured attenuation maps (μ-maps) for attenuation and scatter correction is an important technical challenge in brain-dedicated stand-alone positron emission tomography (PET) scanners. The accuracy of the calculated attenuatio...

  • Article
  • Open Access
8 Citations
2,434 Views
15 Pages

1 October 2022

Sandwich structures are widely used in construction, as well as in the aviation, spaceship, and electronics industries. The interesting result, among others, is the fact that individual layers can be freely selected to meet the planned requirements....

  • Article
  • Open Access
19 Citations
5,698 Views
20 Pages

1 June 2018

Maneuvers provide flexibility for high-resolution highly-squinted (HRHS) airborne synthetic aperture radar (SAR) imaging and also mean complex signal properties in the echoes. In this paper, considering the curved path described by the fifth-order mo...

  • Article
  • Open Access
3 Citations
2,676 Views
29 Pages

22 November 2023

To enhance the accuracy and stability of FY-4A/AGRI detection data, the MODIS, with highly accurate onboard calibration, is selected as the reference sensor for cross-radiation calibration calculations. The following are the data selection conditions...

  • Article
  • Open Access
8 Citations
3,105 Views
21 Pages

A Prediction–Correction Solver for Real-Time Simulation of Free-Surface Flows in River Networks

  • Dechao Hu,
  • Chengwei Lu,
  • Shiming Yao,
  • Shuai Yuan,
  • Yonghui Zhu,
  • Chengkun Duan and
  • Yi Liu

29 November 2019

A prediction–correction solver is presented here for rapid simulation of free-surface flows in dendritic and looped river networks. Rather than solving a large global algebraic system over the entire domain of river networks, the model solves s...

  • Article
  • Open Access
1,323 Views
17 Pages

Level of Awareness About Dental Veneers and Their Oral Hygiene Care Among the General Saudi Public: A Cross-Sectional Study

  • Diaa Almutairi,
  • Saeed Alshahrani,
  • Amwaj Balawi,
  • Shahad Alnasser,
  • Abeer Alshamlan,
  • Hutham Almugim,
  • Awatif Albalawi,
  • Waheed Baig,
  • Mohammad Alzahrani and
  • Maha A. Alharbi
  • + 2 authors

30 August 2025

Background: Dental veneers have gained growing interest recently as an aesthetic dental treatment. However, the public’s understanding of veneers’ benefits and risks is unclear. Aim: To assess the awareness and knowledge of the public abo...

  • Communication
  • Open Access
1,223 Views
5 Pages

Bound–Free and Free–Free Pair Production Channels in Forward Delbrück Scattering

  • Jonas Sommerfeldt,
  • Vladimir A. Yerokhin and
  • Andrey Surzhykov

12 February 2025

We present a theoretical study of forward-angle Delbrück scattering of light by the Coulomb field of a target nucleus. Special attention is paid to the Coulomb corrections, which take into account the interaction of the emerging virtual electron...

  • Article
  • Open Access
1,377 Views
21 Pages

22 May 2025

Large-scale deformation fields are crucial for monitoring seismic activity, landslides, and other geological hazards. Traditionally, the acquisition of large-area, three-dimensional deformation fields has relied on GNSS data; however, the inherent sp...

  • Article
  • Open Access
984 Views
17 Pages

An Adaptive Multi-Agent Framework for Semantic-Aware Process Mining

  • Xiaohan Su,
  • Bin Liang,
  • Zhidong Li,
  • Yifei Dong,
  • Justin Wang and
  • Fang Chen

5 November 2025

With rapid advancements in large language models for natural language processing, their role in semantic-aware process mining is growing. We study semantics-aware process mining, where decisions must reflect both event logs and textual rules. We prop...

  • Article
  • Open Access
17 Citations
3,136 Views
10 Pages

16 June 2021

This double-blind randomized controlled trial with a crossover design analyzed the technical and clinical performance of three-unit monolithic ZrO2 implant-fixed dental prostheses (iFDPs), prepared using two complete digital workflows (Test-1, Test-2...

  • Article
  • Open Access
12 Citations
5,146 Views
16 Pages

23 January 2020

Neglecting the driver behavioral model in lane-departure-warning systems has taken over as the primary reason for false warnings in human–machine interfaces. We propose a machine learning-based mechanism to identify drivers’ unintended la...

  • Article
  • Open Access
13 Citations
3,550 Views
16 Pages

Untargeted Urinary Metabolomics and Children’s Exposure to Secondhand Smoke: The Influence of Individual Differences

  • Huiwei Zhu,
  • Abu S. Abdullah,
  • Jingyi He,
  • Jianxiong Xi,
  • Yimeng Mao,
  • Yitian Feng,
  • Qianyi Xiao and
  • Pinpin Zheng

Children’s exposure to secondhand smoke (SHS) is a severe public health problem. There is still a lack of evidence regarding panoramic changes in children’s urinary metabolites induced by their involuntary exposure to SHS, and few studies...

  • Article
  • Open Access
2 Citations
2,496 Views
20 Pages

Study on the Damage Mechanism of Bank Slope-Bridge Pile Foundation Interaction under Reservoir Water Level Cycle

  • Shiya Li,
  • Guowen Yao,
  • Gaofeng Zhang,
  • Wei Wang,
  • Anxiang Song,
  • Wenpeng Liu,
  • Tao Qin,
  • Ganping Zhou and
  • Leihan Zhang

10 June 2023

The physical and mechanical properties of the reservoir bank slope deteriorate under the fluctuation of water level, causing bank debonding and slippage, which can produce different degrees of damage to the bridge foundation, piers, and superstructur...

  • Article
  • Open Access
1,069 Views
46 Pages

This paper investigates the acceptability of focused Objects with [+corrective, +exhaustive] features in Italian and French, considering the role of syntactic rigidity, Exhaustivity Markers (EMs), and argument structure. We conducted two parallel acc...

  • Article
  • Open Access
1 Citations
1,517 Views
21 Pages

25 September 2023

Sustainable building systems can effectively reduce environmental pressures and mitigate the deterioration of the global climate. The sustainability of complex building systems is influenced by various factors. This article quantitatively analyzes bu...

  • Article
  • Open Access
54 Citations
15,914 Views
39 Pages

27 October 2009

This paper provides a comparative study on the different techniques of classifying human leg motions that are performed using two low-cost uniaxial piezoelectric gyroscopes worn on the leg. A number of feature sets, extracted from the raw inertial se...

  • Article
  • Open Access
16 Citations
5,592 Views
17 Pages

Radiometric Degradation Curves for the ASTER VNIR Processing Using Vicarious and Lunar Calibrations

  • Satoshi Tsuchida,
  • Hirokazu Yamamoto,
  • Toru Kouyama,
  • Kenta Obata,
  • Fumihiro Sakuma,
  • Tetsushi Tachikawa,
  • Akihide Kamei,
  • Kohei Arai,
  • Jeffrey S. Czapla-Myers and
  • Kurtis J. Thome
  • + 1 author

29 January 2020

The Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) onboard Terra platform, which was launched in 1999, has three separate subsystems: a visible and near-infrared (VNIR) radiometer, a shortwave-infrared radiometer, and a therma...

  • Article
  • Open Access
6 Citations
8,897 Views
9 Pages

Flat back syndrome (FBS) is a sagittal imbalance wherein the normal spinal curvature is reduced. This study aimed to compare the effects of different exercise programs on the cross-sectional area (CSA) of the lumbar muscles, lumbar lordosis angle (LL...

  • Article
  • Open Access
13 Citations
6,212 Views
12 Pages

Machine Learning-Based Classification of Mushrooms Using a Smartphone Application

  • Jae Joong Lee,
  • M. Catherine Aime,
  • Bartek Rajwa and
  • Euiwon Bae

17 November 2022

Worldwide, a large number of cases of harmful mushroom exposure and consumption result in hallucinations, sickness, and death. One contributing factor is that certain poisonous mushrooms closely resemble their edible counterparts, making it difficult...

  • Review
  • Open Access
6 Citations
4,142 Views
27 Pages

15 May 2025

Satellite remote sensing provides a cost-effective and large-scale alternative to traditional methods for retrieving water quality parameters for inland waters. Effective water quality parameter retrieval via optical satellite remote sensing requires...

  • Article
  • Open Access
13 Citations
3,823 Views
14 Pages

How Loan Bank of Assistive Technology Impacts on Life of Persons with Amyotrophic Lateral Sclerosis and Neuromuscular Diseases: A Collaborative Initiative

  • Thais Pousada,
  • Jessica Garabal-Barbeira,
  • Cristina Martínez,
  • Betania Groba,
  • Laura Nieto-Riveiro and
  • Javier Pereira

(1) Background: The study is focused on the implementation of outcome measurement tools to assess the impact of an assistive device from a loan bank in the lives of people with Amyotrophic Lateral Sclerosis and Neuromuscular Diseases. The secondary p...

  • Article
  • Open Access
1 Citations
1,986 Views
17 Pages

3 September 2021

This article examines the mechanisms for cross-border interchange of the regulating reserves (RRs), i.e., the imbalance-netting process (INP) and the cross-border activation of the RRs (CBRR). Both mechanisms are an additional service of frequency re...

  • Communication
  • Open Access
4 Citations
1,326 Views
9 Pages

A Land-Corrected ASCAT Coastal Wind Product

  • Jur Vogelzang and
  • Ad Stoffelen

7 June 2024

A new ASCAT coastal wind product based on a 12.5 km grid size is presented. The new product contains winds up to the coast line and is identical to the current operational coastal product over the open ocean. It is based on the assumption that within...

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