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4,764 Results Found

  • Article
  • Open Access
3 Citations
2,156 Views
19 Pages

This study explores the effect of climate policy uncertainty on corporate working capital management efficiency. Investigating this problem may provide advice to mitigate the impact of climate policy uncertainty on firms. We used Chinese A-share list...

  • Article
  • Open Access
8 Citations
3,832 Views
27 Pages

31 May 2023

This study investigates the effect of economic policy uncertainty on financing efficiency in China’s high-tech manufacturing industry from static and dynamic perspectives. Using data envelopment analysis (DEA) and the Malmquist index, we measur...

  • Article
  • Open Access
4 Citations
2,560 Views
17 Pages

8 March 2024

Carbon capture and sequestration (CCS) is a promising technology for reducing CO2 emissions to the atmosphere. It is critical to estimate the CO2 storage resource before deploying the CCS projects. The CO2 storage resource is limited by both the form...

  • Article
  • Open Access
1 Citations
1,918 Views
22 Pages

26 July 2024

Validation is a critical aspect of product development for meeting design goals and mitigating risk in the face of considerable cost and time commitments. In this research article, uncertainty quantification (UQ) for efficiency testing of an Electric...

  • Feature Paper
  • Article
  • Open Access
12 Citations
2,598 Views
15 Pages

13 June 2024

Climate change has a significant impact on human economic and social life, and climate issues have rapidly emerged as a global hot topic. Using data from prefecture-level cities in China from 2005 to 2020 as a sample, this study explores the relation...

  • Article
  • Open Access
1 Citations
1,638 Views
24 Pages

14 December 2024

Total factor productivity (TFP) is pivotal to driving sustainable economic growth. This study examines the relationship between fiscal policy uncertainty (FPU) and firms’ TFP with the least squares method. We measure FPU at the provincial level...

  • Article
  • Open Access
10 Citations
4,929 Views
13 Pages

24 April 2023

This paper uses a data sample from listed companies in the national port industry from 2007 to 2020 to systematically explore the impact of trade policy uncertainty on the supply chain efficiency of listed companies in the national port industry and...

  • Article
  • Open Access
9 Citations
4,361 Views
26 Pages

6 January 2021

With the rapid development of robotics, wheeled mobile robots are widely used in smart factories to perform navigation tasks. In this paper, an optimal trajectory planning method based on an improved dolphin swarm algorithm is proposed to balance loc...

  • Article
  • Open Access
34 Citations
5,666 Views
19 Pages

19 December 2018

Brushless electric motors are used intensively in the industrial automation sector due to the motors low inertia and fast response. According to the International Electrotechnical Commission, IEC 60034-2-1, the efficiency of a three-phase electric ma...

  • Article
  • Open Access
21 Citations
3,580 Views
14 Pages

Bound on Efficiency of Heat Engine from Uncertainty Relation Viewpoint

  • Pritam Chattopadhyay,
  • Ayan Mitra,
  • Goutam Paul and
  • Vasilios Zarikas

9 April 2021

Quantum cycles in established heat engines can be modeled with various quantum systems as working substances. For example, a heat engine can be modeled with an infinite potential well as the working substance to determine the efficiency and work done...

  • Article
  • Open Access
21 Citations
4,954 Views
15 Pages

19 July 2016

The efficiency of a wireless power transfer (WPT) system in the radiative near-field is inevitably affected by the variability in the design parameters of the deployed antennas and by uncertainties in their mutual position. Therefore, we propose a st...

  • Article
  • Open Access
8 Citations
2,735 Views
18 Pages

18 September 2022

Numerical integration methods have the characteristics of high efficiency and precision, making them attractive for aero-engine probabilistic risk assessment and design optimization of an inspection plan. One factor that makes the numerical integrati...

  • Article
  • Open Access
241 Views
18 Pages

12 January 2026

Ports are the major gateways of cities. Background: Sustainable growth requires ports to prioritize efficiency while balancing economic, social, and environmental goals. There is limited synthesized evidence on the sustainability evaluation of ports,...

  • Article
  • Open Access
6 Citations
2,722 Views
17 Pages

Impact of Angular Speed Calculation Methods from Encoder Measurements on the Test Uncertainty of Electric Motor Efficiency

  • João P. Z. Machado,
  • Gabriel Thaler,
  • Antonio L. S. Pacheco and
  • Rodolfo C. C. Flesch

2 April 2024

The imperative need to advance the development of more efficient electric motors requires the meticulous measurement of small increments while minimizing the associated uncertainty in dynamometer tests. One of the key variables in such tests is the a...

  • Article
  • Open Access
342 Views
25 Pages

30 November 2025

Thepaper presents an efficient model predictive control framework formulated as a linear programming problem to control a servo drive with model uncertainty considerations from the viewpoint of the control performance. The model predictive framework...

  • Article
  • Open Access
2 Citations
2,794 Views
16 Pages

22 February 2024

Increasing popularity in gig employment has enabled the use of an at-will workforce of self-contracted couriers to participate in many service industries serving urban areas. This gig workforce has come to play a particularly important role in the gr...

  • Article
  • Open Access
46 Citations
10,809 Views
19 Pages

16 September 2011

Mapping ecosystem services (ESs) is an important tool for providing the quantitative information necessary for the optimal use and protection of ecosystems and biodiversity. A common mapping approach is to apply established empirical relationships to...

  • Review
  • Open Access
27 Citations
7,503 Views
27 Pages

18 January 2024

A comprehensive review of uncertainties in power systems, covering modeling, impact, and mitigation, is essential to understand and manage the challenges faced by the electric grid. Uncertainties in power systems can arise from various sources and ca...

  • Article
  • Open Access
8 Citations
4,081 Views
21 Pages

16 January 2022

Health surveillance in industries is an important prospect to ensure safety and prevent sudden collapses. Vibration Based Structure Health Monitoring (VBSHM) is being used continuously for structures and machine diagnostics in industry. Changes in na...

  • Article
  • Open Access
2 Citations
1,638 Views
28 Pages

25 June 2024

In the contemporary context of power network protection, acknowledging uncertainties in safeguarding recent power networks integrated with distributed generation (DG) is imperative to uphold the dependability, security, and efficiency of the grid ami...

  • Article
  • Open Access
2,551 Views
17 Pages

Many climate-controlled agricultural buildings use direct gas-fired circulating heaters (DGFCH) for supplement heat. There is no standardized test to calculate thermal efficiency for these heaters. This study aimed to develop a measurement system and...

  • Article
  • Open Access
2 Citations
1,642 Views
31 Pages

22 April 2024

Extensive uncertainty can affect the efficiency and fairness of consensus in the consensus reaching process (CRP), but few scholars have studied consensus modeling that focuses on fairness and efficiency in uncertain environments. Additionally, the w...

  • Article
  • Open Access
8 Citations
4,181 Views
16 Pages

Revisiting Softmax for Uncertainty Approximation in Text Classification

  • Andreas Nugaard Holm,
  • Dustin Wright and
  • Isabelle Augenstein

20 July 2023

Uncertainty approximation in text classification is an important area with applications in domain adaptation and interpretability. One of the most widely used uncertainty approximation methods is Monte Carlo (MC) dropout, which is computationally exp...

  • Article
  • Open Access
20 Citations
3,341 Views
26 Pages

17 October 2022

To combat global warming, China proposed the “dual carbon” policy in 2020. In this context, it becomes crucial to improve carbon emissions efficiency. Currently, some scholars have utilized data envelopment analysis (DEA) to study carbon...

  • Feature Paper
  • Article
  • Open Access
990 Views
26 Pages

29 May 2025

This paper presents a robust optimization-based approach for voyage and power generation scheduling to enhance the economic efficiency and reliability of electric propulsion ships powered by polymer electrolyte membrane fuel cells (PEMFCs) and batter...

  • Article
  • Open Access
308 Views
21 Pages

22 December 2025

Energy storage systems enhance grid efficiency by mitigating peak demand and balancing generation variability. This work addresses the challenge of achieving optimal peak shaving without prior knowledge of the actual load profile. To this end, we int...

  • Article
  • Open Access
6 Citations
2,980 Views
19 Pages

Optimizing Space Telescopes’ Thermal Performance through Uncertainty Analysis: Identification of Critical Parameters and Shaping Test Strategy Development

  • Uxia Garcia-Luis,
  • Alejandro M. Gomez-San-Juan,
  • Fermin Navarro-Medina,
  • Carlos Ulloa-Sande,
  • Alfonso Yñigo-Rivera and
  • Alba Eva Peláez-Santos

The integration of uncertainty analysis methodologies allows for improving design efficiency, particularly in the context of instruments that demand precise pointing accuracy, such as space telescopes. Focusing on the VINIS Earth observation telescop...

  • Article
  • Open Access
619 Views
28 Pages

18 September 2025

Effective assessment of power grid investment efficiency is crucial for optimizing resource allocation and improving operational performance. However, existing evaluation methods typically fail to account for two critical factors: inherent uncertaint...

  • Article
  • Open Access
670 Views
60 Pages

18 November 2025

Ensuring operational continuity in modern industrial systems requires maintenance strategies that are both mature and adaptive to uncertainty. This study introduces and validates the Integrated Maintenance Maturity Model (IMMM), a multidimensional fr...

  • Article
  • Open Access
2,352 Views
8 Pages

23 October 2024

In Republic of Korea, plasma scrubbers are a common technology employed in the semiconductor and display industries. However, there are numerous other types of scrubbers in use. The Intergovernmental Panel on Climate Change (IPCC) does not provide de...

  • Article
  • Open Access
671 Views
35 Pages

13 July 2025

Urban integrated energy systems (UIESs) play a critical role in facilitating low-carbon and high-efficiency energy transitions. However, existing scheduling strategies predominantly focus on energy quantity and cost, often neglecting the heterogeneit...

  • Article
  • Open Access
4 Citations
2,084 Views
9 Pages

21 June 2022

Self evaluation and peer evaluation in data envelopment analysis (DEA) are effective means to comprehensively reflect the efficiencies of decision-making units (DMUs). However, when some of the inputs and outputs of DMUs cannot be accurately observed...

  • Article
  • Open Access
17 Citations
2,357 Views
15 Pages

This article is devoted to the construction and statistical analysis of models that express the relationship between performance indicators and a large number of geological and technological factors. The volume of additionally produced oil, the volum...

  • Article
  • Open Access
1 Citations
1,093 Views
26 Pages

22 August 2025

Synergizing soil quality improvement and greening for increased yields are essential to ensuring grain security and developing sustainable agriculture, which has become a key issue in agricultural cultivation. This study considers a contract farming...

  • Article
  • Open Access
2 Citations
1,487 Views
30 Pages

20 November 2024

The increased integration of renewable energy sources (RESs), such as photovoltaic and wind turbine systems, in microgrids poses significant challenges due to fluctuating weather conditions and load demands. To address these challenges, this study in...

  • Article
  • Open Access
19 Citations
4,950 Views
19 Pages

Towards the Real-World Deployment of a Smart Home EMS: A DP Implementation on the Raspberry Pi

  • Giuseppe La Tona,
  • Massimiliano Luna,
  • Annalisa Di Piazza and
  • Maria Carmela Di Piazza

24 May 2019

As the adoption of distributed generation and energy storage grows and the attention to energy efficiency rises, Energy Management is assuming a growing importance in smart homes. Energy Management Systems (EMSs) should be easily deployable on smart...

  • Article
  • Open Access
9 Citations
8,713 Views
17 Pages

This paper examines the efficient market hypothesis by applying monthly data for 15 international equity markets. With the exceptions of Canada and the U.S., the null for the absence of autocorrelations of stock returns is rejected for 13 out of 15 m...

  • Feature Paper
  • Article
  • Open Access
18 Citations
4,009 Views
24 Pages

5 February 2020

Industrial waste heat recovery is an attractive option having the simultaneous benefits of reducing energy costs as well as carbon emissions. In this context, thermal energy storage can be used along with an optimal operation strategy like model pred...

  • Communication
  • Open Access
5 Citations
3,951 Views
9 Pages

14 March 2020

It was demonstrated that conventional resource use efficiency (RUE) estimation methodology is largely subject to arithmetic weakness. Extensive field research data on aboveground biomass (AGB), absorbed photosynthetically active radiation (APAR), and...

  • Article
  • Open Access
1 Citations
3,377 Views
16 Pages

15 May 2019

Quantiles of probability distributions play a central role in the definition of risk measures (e.g., value-at-risk, conditional tail expectation) which in turn are used to capture the riskiness of the distribution tail. Estimates of risk measures are...

  • Article
  • Open Access
14 Citations
6,527 Views
23 Pages

We conducted global warming projections using the Meteorological Research Institute-Atmospheric General Circulation Model Version 3.2 with a 60-km grid size (MRI-AGCM3.2H). For the present-day climate of 21 years from 1983 through 2003, the model was...

  • Article
  • Open Access
5 Citations
2,476 Views
16 Pages

22 July 2022

With the expansion of global trade and the deterioration of the marine environment, research on the sustainability of marine transport has drawn increasing scientific attention. This study takes the marine supply chain composed of Maersk and ports in...

  • Article
  • Open Access
8 Citations
8,469 Views
22 Pages

23 April 2025

The rapid advancement of artificial intelligence (AI) has become a key driver in shaping firms’ environmental, social, and governance (ESG) performance. This study investigates the impact of corporate AI capabilities on ESG outcomes and examine...

  • Article
  • Open Access
14 Citations
6,978 Views
18 Pages

14 April 2019

Conventional and most optimal design methods for chiller plants often address the annual cooling load distribution of buildings and their peak cooling loads based on typical meteorological year (TMY) data, while the peak cooling load only appears a f...

  • Article
  • Open Access
2 Citations
2,678 Views
52 Pages

This study rigorously investigates the impact of COVID-19 on Tunisian stock market volatility. The investigation spans from January 2020 to December 2022, employing a GJR-GARCH model, bias-corrected wavelet analysis, and an ARDL approach. Specific va...

  • Article
  • Open Access
3 Citations
2,766 Views
15 Pages

13 February 2021

A microbubble pump with a novel ‘S-shape’ impeller is introduced to evaluate pump performance under design and off-design conditions. The robustly designed ‘S-shape’ impeller has a continuously connected impeller blade, which improves the structural...

  • Article
  • Open Access
191 Views
17 Pages

26 December 2025

This work aims to study the optimal policy of a sustainable supply chain problem under interval uncertainty. In this chain, the customers’ demand is fluctuated within an interval and its rate is shaped by three factors: the selling price, green...

  • Article
  • Open Access
2 Citations
2,347 Views
22 Pages

8 June 2025

SiC MOSFETs are widely employed in power converters due to their superior efficiency and reliability at high temperatures. For this reason, it is crucial to implement accurate thermal models capable of indirectly estimating the junction temperature a...

  • Article
  • Open Access
18 Citations
3,191 Views
18 Pages

6 May 2023

Climate change, the scarcity of fossil fuels, advances in clean energy, and volatility of crude oil prices have led to the recognition of clean energy as a viable alternative to dirty energy. This paper investigates the multifractal scaling behavior...

  • Article
  • Open Access
1,080 Views
19 Pages

In recent years, the concept of artificial intelligence (AI) has garnered increasing scholarly and professional interest, particularly regarding its implementation across various domains, including journalism. As with any emerging technological parad...

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