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4,100 Results Found

  • Article
  • Open Access
10 Citations
4,366 Views
12 Pages

26 April 2018

To solve the multi-attribute decision making (MADM) problems with Pythagorean uncertain linguistic variable, an extended bi-directional projection method is proposed. First, we utilize the linguistic scale function to convert uncertain linguistic var...

  • Article
  • Open Access
4 Citations
3,561 Views
18 Pages

The article belongs to the field of theoretical research on map projections. It is observed that there is no unique and generally accepted definition of standard parallels in the cartographic literature. For some authors, a standard line is a line al...

  • Article
  • Open Access
2 Citations
2,499 Views
20 Pages

New Method for Sugarcane (Saccharum spp.) Variety Resources Evaluation by Projection Pursuit Clustering Model

  • Yong Zhao,
  • Yuebin Zhang,
  • Jun Zhao,
  • Fenggang Zan,
  • Peifang Zhao,
  • Jun Deng,
  • Caiwen Wu and
  • Jiayong Liu

24 May 2022

In the breeding of new sugarcane varieties, the survey data do not always conform with a normal or linear distribution. To apply non-normal or non-linear data to evaluate new material requires a suitable evaluation model or method. The projection pur...

  • Article
  • Open Access
5 Citations
1,842 Views
15 Pages

Supplements Related to Normal π-Projective Hypermodules

  • Burcu Nişancı Türkmen,
  • Hashem Bordbar and
  • Irina Cristea

6 June 2022

In this study, the role of supplements in Krasner hypermodules is examined and related to normal π-projectivity. We prove that the class of supplemented Krasner hypermodules is closed under finite sums and under quotients. Moreover, we give charac...

  • Article
  • Open Access
3 Citations
2,231 Views
17 Pages

Robustness of Multi-Project Knowledge Collaboration Network in Open Source Community

  • Xiaodong Zhang,
  • Shaojuan Lei,
  • Jiazheng Sun and
  • Weijie Kou

4 January 2023

Multi-project parallelism is an important feature of open source communities (OSCs), and multi-project collaboration among users is a favorable condition for an OSC’s development. This paper studies the robustness of this type of community. Bas...

  • Article
  • Open Access
15 Citations
5,571 Views
16 Pages

27 February 2022

This research investigates the impact of the COVID-19 pandemic on foreign direct investment. This research also studies the impact of the COVID-19 pandemic on the relationship between foreign direct investment (FDI) and the gross domestic product (GD...

  • Feature Paper
  • Article
  • Open Access
9 Citations
3,190 Views
20 Pages

Uniform Sampling Methodology to Construct Projection Matrices for Angle-of-Arrival Estimation Applications

  • Mohammed A. G. Al-Sadoon,
  • Marcus de Ree,
  • Raed A. Abd-Alhameed and
  • Peter S. Excell

21 November 2019

This manuscript firstly proposes a reduced size, low-complexity Angle of Arrival (AoA) approach, called Reduced Uniform Projection Matrix (RUPM). The RUPM method applies a Uniform Sampling Matrix (USM) criterion to sample certain columns from the obt...

  • Article
  • Open Access
10 Citations
2,325 Views
27 Pages

A Scaled Dai–Yuan Projection-Based Conjugate Gradient Method for Solving Monotone Equations with Applications

  • Ali Althobaiti,
  • Jamilu Sabi’u,
  • Homan Emadifar,
  • Prem Junsawang and
  • Soubhagya Kumar Sahoo

7 July 2022

In this paper, we propose two scaled Dai–Yuan (DY) directions for solving constrained monotone nonlinear systems. The proposed directions satisfy the sufficient descent condition independent of the line search strategy. We also reasonably propo...

  • Article
  • Open Access
6 Citations
6,236 Views
13 Pages

20 September 2018

This paper presents the kinematics analysis of a class of spherical PKMs Parallel Kinematics Machines exploiting a novel approach. The analysis takes advantage of the properties of the projective angles, which are a set of angular conventions of whic...

  • Article
  • Open Access
76 Citations
9,425 Views
19 Pages

20 February 2014

This paper proposes a new omni-directional electromagnetic acoustic transducer (EMAT) for the ultrasonic Lamb wave (ULW) tomography imaging (TI) of defects in metallic plates. The proposed EMAT is composed of a permanent magnet and a coil with a cont...

  • Article
  • Open Access
3 Citations
3,377 Views
21 Pages

9 January 2023

In smart cities, a large amount of optical camera equipment is deployed and used. Closed-circuit television (CCTV), unmanned aerial vehicles (UAVs), and smartphones are some examples of such equipment. However, additional information about these devi...

  • Article
  • Open Access
9 Citations
3,737 Views
14 Pages

22 April 2022

The reconstruction of sparsely sampled projection data will generate obvious streaking artifacts, resulting in image quality degradation and affecting medical diagnosis results. Wavelet transform can effectively decompose directional components of im...

  • Article
  • Open Access
5 Citations
2,743 Views
15 Pages

Afforestation projects are the main source of carbon sink. Measurement and impact analysis of carbon sink costs will help accelerate the marketization of forestry carbon sink. Considering the opportunity cost of land use and the carbon release cost o...

  • Article
  • Open Access
2,617 Views
13 Pages

Impact of Neuromuscular Fatigue on Dynamic Knee Valgus in Female Basketball Players

  • Beatriz B. Gomes,
  • Ricardo Cardoso,
  • Rui A. Fernandes and
  • Rui A. Ferreira

20 May 2025

Dynamic knee valgus is a biomechanical condition often linked to an increased risk of knee injuries, particularly in female athletes, due to greater hip adduction, internal rotation, and knee abduction during dynamic movements. This study aimed to as...

  • Review
  • Open Access
226 Citations
58,960 Views
48 Pages

A Comprehensive Review of Recent Research Trends on Unmanned Aerial Vehicles (UAVs)

  • Khaled Telli,
  • Okba Kraa,
  • Yassine Himeur,
  • Abdelmalik Ouamane,
  • Mohamed Boumehraz,
  • Shadi Atalla and
  • Wathiq Mansoor

2 August 2023

The growing interest in unmanned aerial vehicles (UAVs) from both the scientific and industrial sectors has attracted a wave of new researchers and substantial investments in this expansive field. However, due to the wide range of topics and subdomai...

  • Article
  • Open Access
10 Citations
2,368 Views
23 Pages

Renewable Cooperation Mechanisms in the EU: Lessons Learned and Future Perspectives

  • Francesca Romana Tedeschini,
  • Andreas Tuerk and
  • Dorian Frieden

2 November 2023

In 2018, the European Union (EU) adopted a recast of the Renewable Energy Directive (RED), setting the framework for a common EU-wide 2030 target of 32.5% renewables in final energy consumption, for which Member States shall set national contribution...

  • Article
  • Open Access
12 Citations
5,855 Views
14 Pages

Barriers and Facilitators to the Learning and Acquisition of Research Competencies among Nursing Students through Active Methodologies: A Qualitative Study Using Reflective Writing

  • Juan Francisco Velarde-García,
  • Beatriz Álvarez-Embarba,
  • María Nieves Moro-Tejedor,
  • Leyre Rodríguez-Leal,
  • Oscar Arrogante,
  • María Gema Alvarado-Zambrano,
  • Jorge Pérez-Corrales and
  • Domingo Palacios-Ceña

Background: The development of educational research, critical thinking skills, and evidence-based practice requires proposals for educational innovation. The purpose of this study was to explore the perspectives of undergraduate nursing students on t...

  • Review
  • Open Access
191 Citations
21,346 Views
20 Pages

The Emerging Frontiers and Applications of High-Resolution 3D Printing

  • Mao Mao,
  • Jiankang He,
  • Xiao Li,
  • Bing Zhang,
  • Qi Lei,
  • Yaxiong Liu and
  • Dichen Li

1 April 2017

Over the past few decades, there has been an increasing interest in the fabrication of complex high-resolution three-dimensional (3D) architectures at micro/nanoscale. These architectures can be obtained through conventional microfabrication methods...

  • Article
  • Open Access
22 Citations
4,661 Views
25 Pages

Novel Framework Based on HOSVD for Ski Goggles Defect Detection and Classification

  • Ngoc Tuyen Le,
  • Jing-Wein Wang,
  • Chou-Chen Wang and
  • Tu N. Nguyen

14 December 2019

No matter your experience level or budget, there is a great ski goggle waiting to be found.Goggles are an essential part of skiing or snowboarding gear to protect your eyes from harsh environmental elements and injury. In the ski goggles manufacturin...

  • Article
  • Open Access
764 Views
11 Pages

18 February 2025

The purpose of this study was to demonstrate the series of processes involved in designing, manufacturing, installing, and operating a practical Surface Image Flowmeter (SIF) system, complete with suitable hardware and software. By ‘practical&r...

  • Review
  • Open Access
6 Citations
6,216 Views
27 Pages

23 August 2021

Dark matter is a milestone in the understanding of the Universe and a portal to the discovery of new physics beyond the Standard Model of particles. The direct search for dark matter has become one of the most active fields of experimental physics in...

  • Article
  • Open Access
726 Views
10 Pages

ABSTRACT Introduction: To ensure the sustainability of the AT access improvement, it is important that health system stakeholders have timely, analyzed information accessible for reference and decision-making support. In this study, we projected the...

  • Review
  • Open Access
4,299 Views
31 Pages

Uncertainty in Software Development Projects: A Review of Causes, Types, Challenges, and Future Research Directions

  • Mingqi Zhang,
  • Maxwell Fordjour Antwi-Afari,
  • Chonghui Wang,
  • Weihao Sun,
  • Saeed Reza Mohandes and
  • Sulemana Fatoama Abdulai

1 August 2025

In a rapidly evolving business landscape, the success of software development (SD) projects is increasingly impacted by uncertainty, which poses significant challenges for project managers. Despite the known influence of uncertainty on project outcom...

  • Article
  • Open Access
929 Views
15 Pages

9 October 2025

The optical microscope is an indispensable observation instrument that has fundamentally contributed to progress in science and technology. Dark-field microscopy and scattered light imaging techniques enable high-contrast observation of nanoparticles...

  • Article
  • Open Access
18 Citations
5,729 Views
14 Pages

28 February 2018

Directive 2010/63/EU (henceforth “Directive”) on the protection of animals used for scientific purposes mandates that every project proposal in EU member states involving procedures on living non-human vertebrates and cephalopods has to be approved i...

  • Article
  • Open Access
6 Citations
4,660 Views
18 Pages

16 April 2019

Dual three-dimensional (3-D) view displays have been attracting much attention in many practical application fields since they can provide two kinds of realistic 3-D images with different perspectives to the viewer. Thus, in this paper, a new type of...

  • Systematic Review
  • Open Access
2 Citations
3,452 Views
50 Pages

This study presents a mixed-method systematic literature review (SLR) investigating the applications of Industry 4.0 (I4.0) technologies for enhancing sustainability in transportation infrastructure projects from a construction perspective. A corpus...

  • Article
  • Open Access
54 Citations
12,104 Views
20 Pages

2 February 2022

The cross-impact of project-based learning, team cohesion, and flipped learning was investigated by examining their direct effects on student learning effectiveness, engagement, and engagement effects on learning effectiveness. The results of hypothe...

  • Article
  • Open Access
36 Citations
17,943 Views
19 Pages

QR (quick response) Codes are one of the most popular types of two-dimensional (2D) matrix codes currently used in a wide variety of fields. Two-dimensional matrix codes, compared to 1D bar codes, can encode significantly more data in the same area....

  • Article
  • Open Access
31 Citations
11,240 Views
22 Pages

23 January 2015

Currently, there are considerable discrepancies between China’s central government and some local governments in attitudes towards coal to liquids (CTL) technology. Energy return on investment (EROI) analysis of CTL could provide new insights that ma...

  • Article
  • Open Access
3 Citations
2,369 Views
16 Pages

13 September 2021

The line-commutated converter (LCC)-based high voltage direct current (HVDC) technology has been widely applied on long-distance and bulk-capacity power transmission occasions. Due to the terrible interferences in the vicinity of communication lines,...

  • Article
  • Open Access
1 Citations
2,167 Views
15 Pages

Involvement of Serotonergic Projections from the Dorsal Raphe to the Medial Preoptic Area in the Regulation of the Pup-Directed Paternal Response of Male Mandarin Voles

  • Zijian Lv,
  • Lu Li,
  • Yin Li,
  • Lizi Zhang,
  • Xing Guo,
  • Caihong Huang,
  • Wenjuan Hou,
  • Yishan Qu,
  • Limin Liu and
  • Yitong Li
  • + 2 authors

Male mammals display different paternal responses to pups, either attacking or killing the young offspring, or contrastingly, caring for them. The neural circuit mechanism underlying the between-individual variation in the pup-directed responsiveness...

  • Article
  • Open Access
304 Views
29 Pages

10 December 2025

Vocational training aims to facilitate the acquisition of a series of professional skills by students, specified through a series of Learning Outcomes described in the official curricula. This requires teachers to adopt a wide variety of teaching met...

  • Article
  • Open Access
16 Citations
4,985 Views
13 Pages

28 May 2019

Governments have been investing in extensive operations to minimize economic losses and casualties from natural disasters such as floods and storms. A suitable verification process is required to guarantee maximum effectiveness and efficiency of inve...

  • Article
  • Open Access
4 Citations
1,819 Views
20 Pages

A Novel 3D ArcSAR Sensing System Applied to Unmanned Ground Vehicles

  • Yangsheng Hua,
  • Jian Wang,
  • Dong Feng and
  • Xiaotao Huang

20 August 2023

Microwave radar has advantages in detection accuracy and robustness, and it is an area of active research in unmanned ground vehicles. However, the existing conventional automotive corner radar, which employs real-aperture antenna arrays, has limitat...

  • Article
  • Open Access
13 Citations
15,449 Views
9 Pages

Project-based learning (PBL) has gained traction in higher education as an effective pedagogical approach that promotes active learning, critical thinking, and the practical application of knowledge. Unlike traditional lecture-based methods, PBL enga...

  • Article
  • Open Access
3,057 Views
24 Pages

9 October 2024

In visual Simultaneous Localization and Mapping (SLAM), operational efficiency and localization accuracy are equally crucial evaluation metrics. We propose an enhanced visual SLAM method to ensure stable localization accuracy while improving system e...

  • Article
  • Open Access
2 Citations
1,857 Views
17 Pages

18 November 2024

Cold start causes a high amount of unburned hydrocarbon and particulate matter emissions in gasoline direct injection (GDI) engines. Therefore, it is necessary to understand the dynamics of spray during a cold start and develop a predictive model to...

  • Article
  • Open Access
12 Citations
4,366 Views
18 Pages

The Wildland Fire Heat Budget—Using Bi-Directional Probes to Measure Sensible Heat Flux and Energy in Surface Fires

  • Matthew B. Dickinson,
  • Cyle E. Wold,
  • Bret W. Butler,
  • Robert L. Kremens,
  • Daniel Jimenez,
  • Paul Sopko and
  • Joseph J. O’Brien

18 March 2021

Sensible energy is the primary mode of heat dissipation from combustion in wildland surface fires. However, despite its importance to fire dynamics, smoke transport, and in determining ecological effects, it is not routinely measured. McCaffrey and H...

  • Article
  • Open Access
12 Citations
5,402 Views
16 Pages

10 May 2022

Renewable energy production will require large areas of land; production sites should be designed to include biodiversity conservation. Guidance for decision-makers on reasonable coexistence is needed. We use time-series data alongside a meta-study o...

  • Article
  • Open Access
9 Citations
2,877 Views
27 Pages

2 October 2022

Climate change has a profound impact on the distribution of species on Earth. At present, there are two contrasting views explaining the direction of species range shifts. One is a single poleward (northward in the Northern Hemisphere) view, while th...

  • Article
  • Open Access
146 Citations
32,402 Views
20 Pages

Deep Geothermal Energy Production in Germany

  • Thorsten Agemar,
  • Josef Weber and
  • Rüdiger Schulz

9 July 2014

Germany uses its low enthalpy hydrothermal resources predominantly for balneological applications, space and district heating, but also for power production. The German Federal government supports the development of geothermal energy in terms of proj...

  • Article
  • Open Access
1,388 Views
22 Pages

6 September 2025

This study analyzed the use of a toolbox to evaluate the impact of agricultural activity on the water quality/status classification of a hydro-agricultural reservoir (Lage reservoir, Southern Portugal). The framework integrated the quantification of...

  • Feature Paper
  • Article
  • Open Access
870 Views
21 Pages

29 May 2025

Inland saline wetlands in the Ebro Basin (Spain) are protected by international regulations but are also threatened by the expansion of animal farms. We studied the input–output budgets of N from animal farms in four catchments of wetlands in t...

  • Article
  • Open Access
18 Citations
6,488 Views
16 Pages

Solar Tower Power Plants of Molten Salt External Receivers in Algeria: Analysis of Direct Normal Irradiation on Performance

  • Abdelkader Rouibah,
  • Djamel Benazzouz,
  • Rahmani Kouider,
  • Awf Al-Kassir,
  • Justo García-Sanz-Calcedo and
  • K. Maghzili

25 July 2018

The increase of solar energy production has become a solution to meet the demand of electricity and reduce the greenhouse effect worldwide. This paper aims to determine the performance and viability of direct normal irradiation of three solar tower p...

  • Article
  • Open Access
12 Citations
2,884 Views
17 Pages

Adaptive Command-Filtered Backstepping Control for Virtual Synchronous Generators

  • Chengshun Yang,
  • Fan Yang,
  • Dezhi Xu,
  • Xiaoning Huang and
  • Dongdong Zhang

12 July 2019

Distributed energy sources are usually interfaced to the grid using power electronic converters, and lack of inertia in inverter dominated microgrids can affect the system stability. This paper presents a new method for virtual synchronous generator...

  • Article
  • Open Access
16 Citations
4,147 Views
16 Pages

22 February 2022

The segmentation algorithm of cerebrovascular magnetic resonance angiography (MRA) images based on deep learning plays an essential role in medical study. Traditional segmentation algorithms face poor segmentation results and poor connectivity when t...

  • Article
  • Open Access
14 Citations
3,316 Views
11 Pages

The Screen Project: Guided Direct-To-Consumer Genetic Testing for Breast Cancer Susceptibility in Canada

  • Steven A. Narod,
  • Nicole Gojska,
  • Ping Sun,
  • Angelina Tryon,
  • Joanne Kotsopoulos,
  • Kelly Metcalfe and
  • Mohammad R. Akbari

15 April 2021

There is limited information of the outcomes of direct-to-consumer testing for BRCA1 and BRCA2 mutations. The Screen Project was initiated in 2017 to offer BRCA1 and BRCA2 genetic screening to all Canadians over the age of 18 who wish to know their m...

  • Article
  • Open Access
3 Citations
7,821 Views
27 Pages

20 October 2022

Governments are continuously developing strategies for policy implementation toward water resource protection. However, little is known about the practical application of such plans to test their effectiveness in policy practice. This study focused o...

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