Social Systems (SS) are dynamic systems, with features such as: frequent exchange of
messages and expression of feelings spontaneously. The postings of users on SS reveal …

This paper presents a textual evaluation experience in Usability and User eXperience of
Spotify application. The methodology used for the textual evaluation was MALTU. In this …

This paper presents an experience of textual evaluation in Usability and User eXperience in
an academic system. The methodology used for the textual evaluation was MALTU. In this …

Abstract Evaluation of Human–Computer Interaction (HCI) in a textual way is a recent type of
evaluation, demanding studies of techniques to improve it. This work aims to investigate the …

Abstract Nowadays Social Systems (SS) are widely used by users who want to interact
expressing their thoughts and values in their posts. In this study, we present a research over …

This work proposes an investigation to improve the efficiency of a lexical-based classifier,
the SentiStrength, for automatic sentiment detection in postings related to the use of …

Texts written by users are often used in investigations of their experiences using a system.
When users write about texts based on their own decisions, the texts are a rich context for …

The research methodology applied in this work, consisted of the following steps: initially, we
collected work that applied subjective analysis methods in a decision making process in …

Finding emotions in text is an area of research with wide-ranging applications. Analysis of
sentiment in text can help determine the opinions and affective intent of writers, as well as …

Este artigo apresenta um estudo referente aos sentimentos hedônicos despertados nos
estudantes em relação a um conjunto de metodologias ativas aplicadas nas aulas de …