Stavros Kaperonis

• Doctor of Philosophy
• Assistant Professor at Panteion University

Social Media have been extensively used for commercial and politi-cal communication, besides their initial scope of providing an easy-to-use outlet to produce and consume user-generated content. Besides being a popular medi-um, Social Media have definitely changed the way we express ourselves or where we look for emerging news and commentary, espec...

In this part of the book, the authors are diving into how artificial intelligence (AI) is completely changing the game in digital marketing, especially when it comes to the user experience. You see, AI gives companies these super cool abilities to deliver personalized content, analyze data like a pro, and create marketing strategies that really foc...

While most published research on COVID-19 focused in a few countries and especially during the second wave of the pandemic and the vaccination period, we turn to the first wave (march-May 2020) to examine sentiment and emotions expressed by Twitter users in Greece. We use computational methods combining opinion mining and the application of a modif...

Based on the findings of a research on Social and Emotional Responses to COVID-19, we are glimpsing into some initial findings regarding the diverging responses in three EU countries, namely Greece, Italy, and Germany. Taking into account the differences in the number of cases and deaths during the first wave of the pandemic (March-May 2020), we wi...

Mobile interfaces have become a ubiquitous part of everyday life, and designing effective interfaces that provide users with an engaging and intuitive experience is critical to the success of mobile applications. Semiotics, the study of signs and their meanings, can provide valuable insights into designing effective mobile interfaces. Arguing that...

Social Media have been extensively used for commercial and political communication, besides their initial scope of providing an easy-to-use outlet to produce and consume user-generated content. Besides being a popular medium, Social Media have definitely changed the way we express ourselves or where we look for emerging news and commentary, especia...

Today users enjoy consuming video content on mobile devices and computers more than ever. This research keen to examine the factors that affect user's experience (UX), like engagement, enjoyment, and satisfaction during video consumption. Our research will be carried out in two different phases. This paper analyzes the first phase which include the...

This article describes an experimental academic e-course during the Covid-19 pandemic, in which 178 undergraduate students were asked to become video creators and narrators through a specific methodology in order to become digitally literate and produce original content.This practical e-workshop took place in the context of the “Video, Image and Au...

This research aims to investigate the impact of specific factors on user's travel purchase intention and attitude in Social Media. Data collected from Social Media users to measure the relationship between the above factors of Social Media and user attitude on travel purchase intention with the Structural Equation Model. The primary purpose of the...

The present study develops the key elements of data journalism and social media, such as why we need it, the benefits and challenges of the future. The three main challenges of e-journalism in the online news environment are: news providers and the evolving environment, news providers and new ways to win over or keep the digital users and the finan...

"Beauty that is an open path - the only one perhaps - towards that unknown part of ourselves, towards that which surpasses us”, (Odysseus Elytis). This study was conducted to control the effect of aesthetics as an element of the e-shop atmosphere to the prospective customer or surfer. The research focuses on two research cases. The first hypothesis...

Instagram has become the bridge between consumers who share moments from their lives and companies that share their products and services with the users. Instagram stands out from the other social media networks thanks to user-friendly toolkit that provides photo editing, video sharing and Instagram stories. At the same time, there are several "cel...

Social media influences the tourist industry. This conceptual model research investigates the impact of Social Media (SM) on user's travel purchase intention and attitude. Data were collected from SM users in order to measure if there is a relationship between specific factors of SM and user attitude on travel purchase intention through Structural E...

The proliferation of the internet of things will open up new opportunities for implementing the digital transformation of businesses. Available data is expected to rise in unprecedented levels of quantity with the IoT playing an important role towards that end. Data analytics techniques will provide businesses with refined pieces of information in...

User reviews provide a rich source of information regarding user interests. Many Web platforms allow or even encourage their visitors to leave their feedback regarding the products and services they have consumed. The Term Frequency (TF) and the Inverse Document Frequency (IDF) are two factors that have been used extensively in capturing users’ pre...

Modelling and understanding user interests are particularly important tasks for designing services and building systems for customized solutions in web personalization and recommender systems. User generated content (UGC) constitutes a significant source of information for capturing user interests. This paper, suggests an approach to user profiling...

Web analytics tools provide a wide range of information regarding the performance of a company. This information is valuable for assessing the strategic performance of a company. However, Web analytics tools at their current state of development fall short in providing all the necessary information and data analysis functionality that is required t...

In recent years, social media have revolutionized the way people communicate and interact with each other. This development has transformed the Internet into a more personal and participatory medium, where social networking is the top online activity. The massive amount of data, that is accumulated as a result of these online interactions, discussi...