Big data

Big data and data science are areas that are rapidly developing in theory and application in today's data-filled era. The impact of Big Data, open data and the corresponding data infrastructures is evident throughout science, business, government and civic institutions.

People with industry knowledge are responsible for operating systems, preparing data for analysis, coordinating data analysis, visualizing information, and supporting decision making with data to discover meaningful relationships and configurations in data. Data provides new insights into the functioning of organisations and businesses. Data becomes a commodity. Managers will use their skills in working with data, Officials, journalists, artists, lawyers, Teachers, sociologists and other workers.

The book describes the most important procedures for analyzing large amounts of data to gain insights that help users make decisions in many areas of human activity. Space is devoted to an explanation of text analysis, certain aspects of social network analysis and data organization at the software level. The text contains descriptions of strategies, many procedures and algorithm diagrams in an overview. In addition, it contains several examples of the application of the described methods to problems related to the COVID-19 pandemic.