Clara B. Vaz
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View article: Optimization of heat and ultrasound-assisted extraction of Eucalyptus globulus leaves reveals strong antioxidant and antimicrobial properties
Optimization of heat and ultrasound-assisted extraction of Eucalyptus globulus leaves reveals strong antioxidant and antimicrobial properties Open
The extraction of phenolic compounds from eucalyptus leaves was optimized using heat and ultrasound-assisted techniques, and the bioactive potential of the resulting extract was assessed. The independent variables, including time (t), solv…
View article: Assessing the sustainable performance of the transport sector in European countries using alternative Benefit-of-the-Doubt models
Assessing the sustainable performance of the transport sector in European countries using alternative Benefit-of-the-Doubt models Open
The energy policy of the European Union stresses the need for sustainable energy consumption, improvements in energy efficiency and lower fossil fuel dependence in a decoupling strategy from unstable democracies. Transportation still repre…
View article: Predicting the Risk of Work Accidents Through Meta-Comparison of Machine Learning Algorithms Combined with Dimensional Reduction Techniques
Predicting the Risk of Work Accidents Through Meta-Comparison of Machine Learning Algorithms Combined with Dimensional Reduction Techniques Open
View article: Application of Benford’s law to detect signs of under-invoicing in companies in the restaurant sector during the COVID-19 pandemic
Application of Benford’s law to detect signs of under-invoicing in companies in the restaurant sector during the COVID-19 pandemic Open
The main objective of this study is to detect signs of under-invoicing by applying Benford’s law to the Portuguese restaurant sector during the COVID-19 pandemic, in the context of government support policies. Between 2020 and 2021, the St…
View article: Determinants of Sustainability Performance of Manufacturing Companies Using Two-stage Data Envelopment Analysis
Determinants of Sustainability Performance of Manufacturing Companies Using Two-stage Data Envelopment Analysis Open
The investigation of business performance through the lens of sustainability has become an increasingly attractive topic among scholars. This study contributes to the field by proposing a two-stage methodology. First, to assess companies' …
View article: Ethical and legal aspects of cybersecurity in health
Ethical and legal aspects of cybersecurity in health Open
Background: With the emergence of eHealth and mHealth, the use of mental health apps has increased significantly as an accessible and convenient approach as an adjunct to promoting well-being and mental health. There are several apps avail…
View article: Exploring Features to Classify Occupational Accidents in the Retail Sector
Exploring Features to Classify Occupational Accidents in the Retail Sector Open
The Machine Learning approach is used in several application domains, and its exploitation in predicting accidents in occupational safety is relatively recent. The present study aims to apply different Machine Learning algorithms for class…
View article: Sustainable Short-Term Production Planning Optimization
Sustainable Short-Term Production Planning Optimization Open
This study proposes a framework for short-term production planning of a Portuguese company operating as a tier 2 supplier in the automotive sector. The framework is intended to support the decision-making process regarding a single progres…
View article: Impact of Organizational Factors on Accident Prediction in the Retail Sector
Impact of Organizational Factors on Accident Prediction in the Retail Sector Open
View article: Sustainability performance assessment of the transport sector in European countries
Sustainability performance assessment of the transport sector in European countries Open
The transport sector plays a fundamental role in the European Union economy and its efficiency is fundamental to strengthen the region's environmental and economic performance. Unfortunately, the sector still remains heavily dependent on o…
View article: Measuring technical efficiency of European Countries using data envelopment analysis
Measuring technical efficiency of European Countries using data envelopment analysis Open
This study proposes a Data Envelopment Analysis (DEA) framework to assess the technical efficiency of 26 European countries in the last five years, under the ongoing 2020 energy policy. DEA is used to estimate efficiency which is complemen…
View article: Efficiency and Productivity Assessment of Wind Farms
Efficiency and Productivity Assessment of Wind Farms Open
View article: Efficiency assessment of wind farms: A two-stage approach
Efficiency assessment of wind farms: A two-stage approach Open
This study proposes an integrated methodology to provide insights regarding the efficiency of wind farms of two major promoters in the Portuguese energy sector. The focus of the wind farms performance assessment is on the operating stage w…
View article: Assessment methodologies: energy, mobility and other real world application
Assessment methodologies: energy, mobility and other real world application Open
The use of assessment methodologies is becoming increasingly important in the decision making process under very different environments. There are increasing concerns about making the best possible use of the limited available resources. T…