Bucur Cristian

• PhD
• Lecturer at Petroleum & Gas University of Ploieşti

This research employs Multifractal Detrended Fluctuation Analysis (MFDFA) to investigate multifractal properties in financial variables, including Bit-coin prices and economic indicators. Spanning 2019-2022, the analysis reveals multifractal scaling not only in Bitcoin prices, but also in economic indicators such as inflation rates and energy commo...

This paper presents an in-depth analysis of a Quantum-inspired Multi-objective Optimization Algorithm (QMOA) applied to a unique problem: maximizing trading profits while minimizing energy costs. Previous investigations have explored the profitability of Bitcoin, yet our research delves into its relationship with energy costs. Regarding the trade-o...

In this study, we leverage sentiment analysis to investigate public perception towards environmental issues as conveyed through global news articles and its potential implications on the transition to a low-carbon economy. Utilizing an extensive corpus of news articles sourced globally, we deploy Natural Language Processing (NLP) techniques to quan...

This article proposes an architecture model for a predictive maintenance solution that can be used to detect degradation of equipment in industrial units. This platform is compliant with Industry 4.0 standards and employs machine-learning algorithms alongside with data analytics methodologies to model the kinetics of equipment degradation. This ser...

This study introduces a novel approach utilizing Particle Swarm Optimization (PSO) to determine the optimal mix of renewable and non-renewable energy sources specifically tailored for Romania. Relying on data from January 2019 to August 2022, this research ascertains the most efficient combination of energy sources, considering cost, generation cap...

This paper presents an empirical analysis of e-commerce data obtained through Google Analytics (GA) from two small businesses’ perspectives: an IT components company and a tourism agency website located within the same county in Romania. The objective of our study is to examine the enduring effects of the COVID-19 pandemic and seasonal variations o...

The more frequent meteorological anomalies and climate changes push us to consider green sustainable energy as a chance to slow down such issues. Thus, we should introspect the correlations between indicators over time and understand the underneath of their meaning. Large volumes of data regarding energy are provided by Eurostat and other official...

Last decade evolutions on telecommunications changed the way the information is created and presented. New technologies, has allowed the transition from static presentation of information, to a dynamic way, directly involving users. The Web is currently a platform that allows users to interact with each other, to facilitate the exchange of informat...

This paper proposes a platform for extraction and summarizing of opinions expressed by users in tourism related online platforms. Extracting opinions from user generated reviews, regarding aspects specific to hotel services, are useful both to clients looking for accommodation, and also hotels trying to improve their services. The proposed system e...

Economic growth reflects the ability of an economy to produce more goods, in the structure and quality demanded by consumers. Growth influence decisive the existing living standard in a country. Developing countries are characterized in a greater extent than developed countries by insufficient financial resources designed both to increase the volum...

Last decade evolutions on telecommunications changed the way the information is created and presented. New technologies, has allowed the transition from static presentation of information, to a dynamic way, directly involving users. The Web is currently a platform that allows users to interact with each other, to facilitate the exchange of informat...

In the modern economy took place structural and qualitative changes and work becomes more creative. Nature of creativity in the work involves the individual's ability to explore, discover and use new goods with superior characteristics, to find new forms of organization and management. Creativity involves making discoveries, novation, innovations a...

In recent years, the spectacular development of web technologies, lead to an enormous quantity of user generated information in online systems. This large amount of information on web platforms make them viable for use as data sources, in applications based on opinion mining and sentiment analysis. The paper proposes an algorithm for detecting sent...

This paper presents a model of B2B portal implemented in ASP.NET MVC platform created by Microsoft. The benefits of using a B2B e-Commerce solution for the economic agents are discussed. It compares the two platforms for development of web applications in ASP.NET, WebForms and MVC.

Sustainable development means an evolution of the economic activity, characterized trough the satisfaction of the present generations needs without diminishing the possibilities of the future generations to satisfy their own needs. The sustainable development implies the accomplishment of certain objectives like: preserving the natural systems capa...

This paper is trying to comment on the various NoSQL (Not only Structured Query Language) systems and to make a comparison (using multiple criteria) between them. The NoSQL databases were created as a mean to offer high performance (both in terms of speed and size) and high availability at the price of loosing the ACID (Atomic, Consistent, Isolated...

Sustainable development is a long-term strategic process involving satisfying present needs without compromising the ability of future generations to meet their own needs. It means that alive generations do not diminish through their actions, after a good living, the chances of future generations to have the resources necessary to ensure a decent l...

Entrepreneurship is the ability to create value through inventive management of resources and opportunities. The emergence of entrepreneurship is driven by the need to exploit the available resources and the desire to get profit Entrepreneurial culture is the totality of knowledge, skills, plus the business experience that allow the execution of ma...

The social policy is an ensemble of public policies pursuing the accomplishment of social protection and wealth. In Romania, the social protection strategy targets the following directions: protecting the employee trough an appropriate legislation; protecting the disadvantaged social groups; satisfying collective necessities (education, health, cul...

The exchange rate, the price of a national currency against another currency to which we compare values in certain conditions of time and place, has different influencing factors and various effects over the economic life. Among the influencing factors are the evolution of the national currency demand and supply relation, economic, fiscal and polit...