
Gloria HristovaSofia University "St. Kliment Ohridski" · Department of Statistics and Econometrics
Gloria Hristova
PhD in Data Science
About
7
Publications
312
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13
Citations
Citations since 2017
Introduction
My research is in the area of text analytics and machine learning with special focus on sentiment analysis, topic modeling, general NLP, text analytics for low-resource languages (Bulgarian) and machine learning applications in the industry and the social science domain.
Education
February 2019 - September 2022
Publications
Publications (7)
Digitalization affects all fields of the modern world including the economic, political, and social aspects of our life. Governments are also involved in this process. Considering the rapid transition towards digital e-services that we evidence since the COVID-19 outbreak, the detection and analysis of public opinion on e-government services become...
The United Nations recently published the “E-government survey 2020” with the main aim of assessing the e-government development status of all United Nations member states. The survey outlines 14 leading countries in e-government development (out of 193 member states) some of them claiming to utilize technologies as artificial intelligence (AI), bi...
Customer centricity is key to the success of modern business companies. Recently, a lot of attention has been paid on machine learning methods for customer satisfaction analysis and monitoring of trends in customer opinions and sentiments. The current study aims at predicting customer satisfaction from contact center chat services – a domain largel...
Text analytics is becoming an integral part of modern business and economic research and analysis. However, the extent to which its application is possible and accessible varies for different languages. The main goal of this paper is to outline fundamental research on text analytics applied on data in Bulgarian. A review of key research articles in...
Text analytics and natural language processing become increasingly important in many business companies and the financial services world is no exception. The banking sector is struggling to find new ways of communicating with customers in order to answer to their needs in various innovative ways. The aim to ease customer communication through moder...
Nowadays, social media along with a wide variety of instant messaging platforms, produce massive amounts of textual data in the form of chats that contain valuable observations over people’s expressed views, believes, sentiments and opinions. What motivates the current study is the need to efficiently process and better utilize such type of data. T...