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41,618 Results Found

  • Article
  • Open Access
5 Citations
2,265 Views
32 Pages

25 February 2025

Urban morphology significantly influences residents’ noise perceptions, yet the impact across different spatial and temporal scales remains unclear. This study investigates the scale-dependent relationship between urban morphology and noise per...

  • Article
  • Open Access
39 Citations
9,358 Views
18 Pages

Geographical Scale Effects on the Analysis of Leptospirosis Determinants

  • Renata Gracie,
  • Christovam Barcellos,
  • Mônica Magalhães,
  • Reinaldo Souza-Santos and
  • Paulo Rubens Guimarães Barrocas

Leptospirosis displays a great diversity of routes of exposure, reservoirs, etiologic agents, and clinical symptoms. It occurs almost worldwide but its pattern of transmission varies depending where it happens. Climate change may increase the number...

  • Article
  • Open Access
27 Citations
14,529 Views
14 Pages

Multi-Scale Entropy Analysis as a Method for Time-Series Analysis of Climate Data

  • Heiko Balzter,
  • Nicholas J. Tate,
  • Jörg Kaduk,
  • David Harper,
  • Susan Page,
  • Ross Morrison,
  • Michael Muskulus and
  • Phil Jones

6 March 2015

Evidence is mounting that the temporal dynamics of the climate system are changing at the same time as the average global temperature is increasing due to multiple climate forcings. A large number of extreme weather events such as prolonged cold spel...

  • Review
  • Open Access
657 Views
28 Pages

12 November 2025

Correspondence analysis is a dimension reduction technique for visualizing a non-negative matrix N=(nij) of size I×J, particularly contingency tables or compositional datasets, but it depends on the row and column marginals of N. Three compleme...

  • Article
  • Open Access
5 Citations
2,404 Views
19 Pages

Evaluating Model Fit in Two-Level Mokken Scale Analysis

  • Letty Koopman,
  • Bonne J. H. Zijlstra and
  • L. Andries Van der Ark

7 August 2023

Currently, two-level Mokken scale analysis for clustered test data is being developed. This paper contributes to this development by providing model-fit procedures for two-level Mokken scale analysis. New theoretical insights suggested that the exist...

  • Article
  • Open Access
12 Citations
2,907 Views
19 Pages

A Multi-Scale Submodel Method for Fatigue Analysis of Braided Composite Structures

  • Jincheng Zheng,
  • Peiwei Zhang,
  • Dahai Zhang and
  • Dong Jiang

27 July 2021

A multi-scale fatigue analysis method for braided ceramic matrix composites (CMCs) based on sub-models is developed in this paper. The finite element shape function is used as the interpolation function for transferring the displacement information b...

  • Article
  • Open Access
57 Citations
13,292 Views
17 Pages

Multi-scale Analysis of MEMS Sensors Subject to Drop Impacts

  • Stefano Mariani,
  • Aldo Ghisi,
  • Alberto Corigliano and
  • Sarah Zerbini

7 September 2007

The effect of accidental drops on MEMS sensors are examined within the frame-work of a multi-scale finite element approach. With specific reference to a polysilicon MEMSaccelerometer supported by a naked die, the analysis is decoupled into macro-scal...

  • Article
  • Open Access
3 Citations
1,962 Views
12 Pages

Evaluating Measurement Properties of the Adapted Interprofessional Collaboration Scale through Rasch Analysis

  • Heike Wieser,
  • Maria Mischo-Kelling,
  • Luisa Cavada,
  • Lukas Lochner,
  • Verena Fink,
  • Carla Naletto and
  • Fabio Vittadello

12 October 2022

This study aimed to evaluate the validity and reliability of the German and Italian versions of the Interprofessional Collaboration Scale (IPC scale) by applying a Rasch analysis. Data were gathered from 1182 nurses participating in a cross-sectional...

  • Feature Paper
  • Article
  • Open Access
9 Citations
3,739 Views
17 Pages

30 April 2020

In the second part of this paper (Part II), the potentials and characteristics of an industrial-scale Oxidative Coupling of Methane (OCM) process integrated with CO2-hydrogenation, ethane dehydrogenation, and methane reforming processes are highlight...

  • Article
  • Open Access
5 Citations
2,971 Views
11 Pages

26 August 2022

Increasingly complex numerical analyses require more and more precise, accurate and varied input parameters in order to achieve results that are as realistic and reliable as possible. Therefore, experimental analyses for material parameter identifica...

  • Article
  • Open Access
5 Citations
2,085 Views
20 Pages

1 July 2024

Agricultural scale management is an important means of improving agricultural production efficiency. To answer the controversy over whether different agricultural scale management models can improve production efficiency, this paper obtained 117,627...

  • Feature Paper
  • Article
  • Open Access
6 Citations
3,714 Views
15 Pages

19 December 2019

As a powerful tool that can be used to solve both continuous and discrete equations, the Lie symmetry analysis of dynamical systems on a time scale is investigated. Applying the method to the Burgers equation and Euler equation, we get the symmetry o...

  • Article
  • Open Access
6 Citations
3,743 Views
23 Pages

In educational large-scale assessment (LSA) studies such as PISA, item response theory (IRT) scaling models summarize students’ performance on cognitive test items across countries. This article investigates the impact of different factors in m...

  • Article
  • Open Access
68 Citations
7,154 Views
16 Pages

24 August 2019

The resilience of cities has received worldwide attention. An accurate and rapid assessment of seismic damage, economic loss, and post-event repair time can provide an important reference for emergency rescue and post-earthquake recovery. Based on ci...

  • Article
  • Open Access
7 Citations
4,132 Views
13 Pages

Techno-Economic Assessment of Polysaccharide Extraction from Baobab: A Scale Up Analysis

  • Maria Dimopoulou,
  • Vivian Offiah,
  • Kolawole Falade,
  • Alan M. Smith,
  • Vassilis Kontogiorgos and
  • Athanasios Angelis-Dimakis

3 September 2021

This research studied the commercial exploitation of an indigenous African crop in order to formulate high value products, with a potential significant impact on the local economy. More specifically, the present work investigated the extraction of po...

  • Article
  • Open Access
3 Citations
2,808 Views
20 Pages

Multi-Scale Representation of Ocean Flow Fields Based on Feature Analysis

  • Bo Ai,
  • Decheng Sun,
  • Yanmei Liu,
  • Chengming Li,
  • Fanlin Yang,
  • Yong Yin and
  • Huibo Tian

When it comes to feature retention in multi-scale representations of ocean flow fields, not all data points are equal. Therefore, this paper proposes a method of selecting data points based on their importance. First, an autocorrelation analysis is p...

  • Article
  • Open Access
20 Citations
3,919 Views
17 Pages

1 February 2020

The methods for nonlinear time series analysis were used in the presented research to reveal eye movement signal characteristics. Three measures were used: approximate entropy, fuzzy entropy, and the Largest Lyapunov Exponent, for which the multileve...

  • Article
  • Open Access
7 Citations
5,517 Views
13 Pages

Postpartum depression (PPD), a severe form of clinical depression, is a serious social problem. Fortunately, most women with PPD are likely to recover if the symptoms are recognized and treated promptly. We designed two test data and six classifiers...

  • Article
  • Open Access
10 Citations
6,774 Views
15 Pages

Child Wasting in Emergency Pockets: A Meta-Analysis of Small-Scale Surveys from Ethiopia

  • Chiara Altare,
  • Tefera Darge Delbiso and
  • Debarati Guha-Sapir

Child undernutrition is a major public health concern in Ethiopia (stunting national prevalence: 44%; wasting: 10%), despite the overall improvement in child health status during the last decade. Hundreds of small-scale surveys are conducted in Ethio...

  • Article
  • Open Access
1 Citations
2,371 Views
12 Pages

An Evaluation of Healthy Eating Scale for Patients with Pre-Diabetes Using Rasch Analysis

  • Kerry Anne de Vent,
  • Nguyen Hoang Nguyen Do and
  • Fakir M. Amirul Islam

4 February 2023

Consumption of a healthy diet is required to manage blood glucose level in people with diabetes or pre-diabetes. The aim of this study was to test the internal validity of healthy eating habits assessed using a self-reported scale, the Rapid Eating A...

  • Review
  • Open Access
17 Citations
4,790 Views
19 Pages

Wechsler Scale Intelligence Testing in Males with Dystrophinopathies: A Review and Meta-Analysis

  • Pien M. M. Weerkamp,
  • Eva M. Mol,
  • Dirk J. J. Sweere,
  • Debby G. M. Schrans,
  • R. Jeroen Vermeulen,
  • Sylvia Klinkenberg,
  • Petra P. M. Hurks and
  • Jos G. M. Hendriksen

14 November 2022

Background: Intelligence scores in males with Duchenne Muscular Dystrophy (DMD) and Becker Muscular Dystrophy (BMD) remain a major issue in clinical practice. We performed a literature review and meta-analysis to further delineate the intellectual fu...

  • Article
  • Open Access
246 Citations
18,517 Views
17 Pages

Multivariate Multi-Scale Permutation Entropy for Complexity Analysis of Alzheimer’s Disease EEG

  • Francesco Carlo Morabito,
  • Domenico Labate,
  • Fabio La Foresta,
  • Alessia Bramanti,
  • Giuseppe Morabito and
  • Isabella Palamara

4 July 2012

An original multivariate multi-scale methodology for assessing the complexity of physiological signals is proposed. The technique is able to incorporate the simultaneous analysis of multi-channel data as a unique block within a multi-scale framework....

  • Article
  • Open Access
1 Citations
2,275 Views
23 Pages

11 May 2025

Reflective thinking is crucial for academic success, personal development, and cultural adaptation. Therefore, this study aimed to analyze the role of the Reflective Thinking Scale (RTS) for international students in Chinese universities. Data were c...

  • Article
  • Open Access
4 Citations
3,345 Views
23 Pages

An Empowerment Scale Analysis of Mexican MSMEs: Modeling with Covariance Structures

  • María de la Cruz del Río-Rama,
  • Martha Ríos-Manríquez,
  • José Álvarez-García and
  • María Dolores Sánchez-Fernández

16 October 2020

Trained human capital is a source of incalculable resources, with an impact on the results of companies. For this reason, companies must carefully consider three aspects: empowerment with the consideration of the cognitive state of their collaborator...

  • Article
  • Open Access
6 Citations
4,093 Views
15 Pages

The main purpose of this study is to explore the impact of analysis scale on the performance of a quantitative model for landslide susceptibility assessment through empirical analyses in the northern Peloponnese, Greece. A multivariate statistical mo...

  • Article
  • Open Access
5 Citations
7,675 Views
17 Pages

Constraining Genome-Scale Models to Represent the Bow Tie Structure of Metabolism for 13C Metabolic Flux Analysis

  • Tyler W. H. Backman,
  • David Ando,
  • Jahnavi Singh,
  • Jay D. Keasling and
  • Héctor García Martín

Determination of internal metabolic fluxes is crucial for fundamental and applied biology because they map how carbon and electrons flow through metabolism to enable cell function. 13 C Metabolic Flux Analysis ( 13 C MFA) and Two-Scale...

  • Article
  • Open Access
10 Citations
6,341 Views
20 Pages

Flood Analysis Using Multi-Scale Remote Sensing Observations in Laos

  • Phonekham Hansana,
  • Xin Guo,
  • Shuo Zhang,
  • Xudong Kang and
  • Shutao Li

18 June 2023

Heavy rains usually hit Laos countrywide and cause serious floods, influencing local agriculture, households, and the economy. Therefore, it is crucial to monitor the flooding in Laos to better understand the flood patterns and characteristics. This...

  • Article
  • Open Access
2 Citations
2,357 Views
11 Pages

19 June 2022

In this work, vibration prediction of space large-scale membranes from the energy point of view is investigated. Based on the Green kernel of vibrating membranes, a new analytical representation of energy response of infinite membranes is derived. Av...

  • Article
  • Open Access
13 Citations
3,082 Views
19 Pages

7 June 2022

Monitoring intertidal habitats, such as oyster reefs, salt marshes, and mudflats, is logistically challenging and often cost- and time-intensive. Remote sensing platforms, such as unoccupied aircraft systems (UASs), present an alternative to traditio...

  • Article
  • Open Access
2 Citations
2,126 Views
21 Pages

31 December 2024

Rapid urbanization has led to severe fragmentation of ecological spaces in high-density metropolitan regions, threatening urban ecological security and environmental well-being. While cities explore various restoration strategies, the systematic iden...

  • Communication
  • Open Access
686 Views
11 Pages

Research on the Grinding Quality Evaluation of Composite Materials Based on Multi-Scale Texture Fusion Analysis

  • Yangjun Wang,
  • Zilu Liu,
  • Li Ling,
  • Anru Guo,
  • Jiacheng Li,
  • Jiachang Liu,
  • Chunju Wang,
  • Mingqiang Pan and
  • Wei Song

28 July 2025

To address the challenges of manual inspection dependency, low efficiency, and high costs in evaluating the surface grinding quality of composite materials, this study investigated machine vision-based surface recognition algorithms. We proposed a mu...

  • Article
  • Open Access
7 Citations
4,908 Views
14 Pages

Data Envelopment Analysis (DEA) to Estimate Technical and Scale Efficiencies of Smallholder Pineapple Farmers in Ghana

  • Kwaku Boakye,
  • Yu-Feng Lee,
  • Festus F. Annor,
  • Samuel K. N. Dadzie and
  • Iddrisu Salifu

This study focuses on evaluating the technical and scale efficiencies of smallholder pineapple farmers in Ghana’s Central Region. We surveyed 320 participants selected using random sampling and applied an input-oriented Data Envelopment Analysi...

  • Article
  • Open Access
65 Citations
7,171 Views
17 Pages

11 February 2019

The drawback of pixel-based change detection is that it neglects the spatial correlation with neighboring pixels and has a high commission ratio. In contrast, object-based change detection (OBCD) depends on the accuracy of the segmentation scale, whi...

  • Article
  • Open Access
15 Citations
7,701 Views
24 Pages

4 August 2020

In this study, exergy and economic analysis were conducted to gain insight on small-scale movable LNG liquefaction considering leakage. Optimization and comparison were performed to demonstrate the quantitative results of single mixed refrigerant, du...

  • Review
  • Open Access
22 Citations
5,694 Views
29 Pages

A Bibliometric Analysis of the Scientific Research on Artisanal and Small-Scale Mining

  • Fernando Morante-Carballo,
  • Néstor Montalván-Burbano,
  • Maribel Aguilar-Aguilar and
  • Paúl Carrión-Mero

Mineral resource exploitation is one of the activities that contribute to economic growth and the development of society. Artisanal and small-scale mining (ASM) is one of these activities. Unfortunately, there is no clear consensus to define ASM. How...

  • Article
  • Open Access
22 Citations
11,302 Views
20 Pages

Identification of Metals (Heavy and Radioactive) in Drinking Water by an Indirect Analysis Method Based on Scale Tests

  • Miloš B. Rajkovic,
  • Caslav M. Lacnjevac,
  • Nebojsa R. Ralevic,
  • Mirjana D. Stojanović,
  • Dragan V. Tosković,
  • Gordana K. Pantelic,
  • Nikola M. Ristic and
  • Sasa Jovanic

28 March 2008

The analysis of water quality, regarding the content of metals, especially heavy and radioactive ones, has been carried out in an indirect way, by testing scale formed in a hot-water heater, using water from the water-supply network of the city of Be...

  • Article
  • Open Access
67 Citations
9,976 Views
17 Pages

Techno-Economic Analysis of a Small-Scale Biomass-to-Energy BFB Gasification-Based System

  • Andrea Porcu,
  • Stefano Sollai,
  • Davide Marotto,
  • Mauro Mureddu,
  • Francesca Ferrara and
  • Alberto Pettinau

4 February 2019

In order to limit global warming to around 1.5–2.0 °C by the end of the 21st century, there is the need to drastically limit the emissions of CO2. This goal can be pursued by promoting the diffusion of advanced technologies for power genera...

  • Article
  • Open Access
4 Citations
5,323 Views
26 Pages

Research on Multi-Objective Evolutionary Algorithms Based on Large-Scale Decision Variable Analysis

  • Jianing Li,
  • Sijia Xu,
  • Jiaming Zheng,
  • Guoqing Jiang and
  • Weichao Ding

9 November 2024

Large-scale high-dimensional many-objective optimization problems (LaMaOPs) are prevalent in fields such as autonomous driving, cloud resource scheduling, and smart grids. LaMaOPs involve a large number of decision variables and multiple conflicting...

  • Article
  • Open Access
483 Views
14 Pages

This study aimed to evaluate the reliability and validity of the reduced health literacy scale (HLS) of Ishikawa, as used in translated German and Italian versions. Methods: The reduced HL scale was applied to a convenience sample of 100 persons with...

  • Article
  • Open Access
6 Citations
3,415 Views
24 Pages

25 January 2021

An improved version of the Local-Gradient-Modified (LG-Mod) algorithm for Sea Surface Wind (SSW) directions retrieval by means of Synthetic Aperture Radar (SAR) images is presented. A “local” multi-scale analysis of wind-aligned SAR patte...

  • Article
  • Open Access
2 Citations
1,554 Views
12 Pages

A Grid Status Analysis Method with Large-Scale Wind Power Access Using Big Data

  • Dan Liu,
  • Yiqun Kang,
  • Heng Luo,
  • Xiaotong Ji,
  • Kan Cao and
  • Hengrui Ma

19 June 2023

Targeting the problem of the power grid facing greater risks with the connection of large-scale wind power, a method for power grid state analysis using big data is proposed. First, based on the big data, the wind power matrix and the branch power ma...

  • Article
  • Open Access
583 Views
18 Pages

Multi-Scale Feature Analysis Method for Soil Heavy Metal Based on Two-Dimensional Empirical Mode Decomposition: An Example of Arsenic

  • Maowei Yang,
  • Lin Ge,
  • Chaofeng Yao,
  • Jinjie Zhu,
  • Wenqiang Wang,
  • Qingwei Ma,
  • Chang-En Guo,
  • Qiangqiang Sun and
  • Shiwei Dong

18 August 2025

The spatial distribution of soil heavy metals was influenced by both natural and anthropogenic factors, and the multi-scale characteristics of heavy metals played a key role in analyzing their influencing factors. Taking arsenic (As) of an oil refini...

  • Article
  • Open Access
4 Citations
2,655 Views
12 Pages

3 January 2023

An automatic temporal video segmentation framework is introduced in this article. The proposed cut detection technique performs a high-level feature extraction on the video frames, by applying a multi-scale image analysis approach combining nonlinear...

  • Article
  • Open Access
3 Citations
1,782 Views
18 Pages

6 September 2023

Earthquake disasters can threaten human life and cause property damage. The dynamic analysis of the ground performance of the seismic field is essential. In this study, numerical analysis is used to predict the dynamic behavior and response analysis...

  • Article
  • Open Access
7 Citations
3,005 Views
19 Pages

A Cognitive Systems Engineering Approach Using Unsupervised Fuzzy C-Means Technique, Exploratory Factor Analysis and Network Analysis—A Preliminary Statistical Investigation of the Bean Counter Profiling Scale Robustness

  • Dana Rad,
  • Lavinia Denisia Cuc,
  • Ramona Lile,
  • Valentina E. Balas,
  • Cornel Barna,
  • Mioara Florina Pantea,
  • Graziella Corina Bâtcă-Dumitru,
  • Silviu Gabriel Szentesi and
  • Gavril Rad

A bean counter is defined as an accountant or economist who makes financial decisions for a company or government, especially someone who wants to severely limit the amount of money spent. The rise of the bean counter in both public and private compa...

  • Article
  • Open Access
24 Citations
6,684 Views
15 Pages

1 January 2018

A well test analysis model for fractured and vuggy carbonate reservoir of wells drilling in large scale cave considering wellbore storage and skin factor is established in this paper. The Laplace transformation and Stehfest numerical inversion are ap...

  • Article
  • Open Access
1 Citations
931 Views
20 Pages

Multi-Scale Transient Thermo-Mechanical Coupling Analysis Method for the SiCf/SiC Composite Guide Vane

  • Min Li,
  • Xue Chen,
  • Yu Deng,
  • Wenjun Wang,
  • Jian Li,
  • Evance Obara,
  • Zhilin Han and
  • Chuyang Luo

17 July 2025

In composites, fiber–matrix thermal mismatch induces stress heterogeneity that is beyond the resolution of macroscopic approaches. The asymptotic expansion homogenization method is used to create a multi-scale thermo-mechanical coupling model t...

  • Article
  • Open Access
2 Citations
4,574 Views
16 Pages

Thermodynamic and Kinetic Analysis of a CO2 Hydrogenation Pilot Scale Reactor for Efficient Methanol Production

  • Antonis Peppas,
  • Chrysa Politi,
  • Konstantinos Charalampopoulos,
  • Vasiliki Kontou and
  • Sotirios Karellas

18 December 2024

Decarbonization of hard-to-abate industrial sectors, namely the extractive industries, has become an imperative, and thus, processes such as carbon capture and utilization (CCU) have been explored thoroughly and seem to be a promising solution. Carbo...

  • Article
  • Open Access
6 Citations
2,779 Views
13 Pages

Terahertz Multiple Echoes Correction and Non-Destructive Testing Based on Improved Wavelet Multi-Scale Analysis

  • Weihua Xiong,
  • Lijuan Li,
  • Jiaojiao Ren,
  • Jian Gu,
  • Dandan Zhang and
  • Junwen Xue

3 May 2022

During terahertz (THz) non-destructive testing (NDT), multiple echoes from the sample interface reflection signals are mixed with the detection signals, resulting in signal distortion and affecting the accuracy of the THz NDT results. Combined with t...

  • Article
  • Open Access
1,098 Views
19 Pages

Analysis of Stainless-Steel Tape Dynamic Behavior and Its Impact on Raster Scale Formation Accuracy

  • Donatas Gurauskis,
  • Albinas Kasparaitis,
  • Edgar Sokolovskij,
  • Jonas Matijošius and
  • Artūras Kilikevičius

7 February 2025

The formation of raster structures on stainless-steel tapes requires high-precision mechatronic systems to ensure accuracy and stability during the process. This article gives a thorough look at a redesigned precise mechatronic system that can make c...

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