Milene Silveira

• Pontifical Catholic University of Rio Grande do Sul

Health practices using mobile devices (known as mobile health, or mHealth) have increased in recent years. To increase users’ motivation to use it, mHealth researchers and developers have started to use gamification. However, no studies were found on the negative aspects of gamification in health. This work aims to determine the potential adverse e...

No contexto de uso de linguagens de programação visual baseadas em blocos (LPB), para apoio ao desenvolvimento de habilidades de programação e do pensamento computacional, é essencial oferecer recursos para apoiar seu ensino e aprendizagem, principalmente considerando a diversidade de propostas e as dificuldades enfrentadas por alunos e professores...

There is a growing interest in presenting data clearly to users. One of the ways to increase engagement and understanding of this data is through narrative visualizations, as they utilize elements that can enhance understanding of the presented data in different ways. In this context, after a literature review on elements of narrative data visualiz...

Neste capítulo, apresentamos uma prática para gamificar disciplinas de IHC utilizando emblemas (badges) tematizados com nomes de personalidades da comunidade brasileira e da comunidade internacional. A prática envolve conceder emblemas como forma de recompensa por atividades desempenhadas, e como forma de apresentar pessoas que tenham contribuído c...

The II GranDIHC-BR is a collaborative initiative to identify Grand Research Challenges for Human-Computer Interaction (HCI) and define a research agenda for the next decade (2025-2035) in Brazil. A diverse group of researchers and practitioners identified seven critical societal and technological challenges for the country and the field: (1) New Th...

O livro “Práticas de IHC em Sala de Aula” apresenta os resultados do Workshop sobre Educação em Interação Humano-Computador (WEIHC), realizado em 2023, durante o Simpósio Brasileiro sobre Fatores Humanos em Sistemas Computacionais. Ele foi construído a muitas mãos, no intuito e na necessidade de se compartilhar experiências práticas relacionadas ao...

Maintaining the user’s attentional focus has become a recurring concern in recent years. This is due to the consolidation of remote and hybrid models for study and work, which were widely experienced during the social distancing caused by COVID-19. This paper presents a review of works that address this problem by analyzing webcam data, a promising...

Este artigo apresenta o compilado das reflexões da comunidade de IHC submetidas como insumo para a primeira fase do II GranDIHC-BR. O conteúdo é apresentado da forma submetida pelos autores e autoras, mantendo sua formatação e conteúdo original, sem nenhuma edição, de modo a preservar as ideias submetidas.

A visualização narrativa de dados surgiu para atender a crescente necessidade de apresentar dados de forma clara e eficaz aos leitores. O principal objetivo desta pesquisa é apoiar o desenvolvimento de visualizações narrativas de dados mais adequadas e centradas no leitor. Uma estrutura de componentes desenvolvida em trabalhos anteriores necessita...

We have transitioned from knowledge-based to competency-based learning in computing education in the last decades. When teaching computing subjects, we must design activities that instill dispositions (the “know-why”) such as adaptability, collaboration, inventiveness, and many others. The use of active methodologies stands out in this scenario. In...

No contexto de uso de linguagens de programação visual baseadas em blocos (LPB), para apoio ao desenvolvimento de habilidades de programação e do pensamento computacional, é essencial oferecer recursos para apoiar seu ensino e aprendizagem, principalmente considerando a diversidade de propostas e as dificuldades enfrentadas por alunos e professores...

Novas necessidades de usuário podem surgir à medida que estes ganham proficiência no uso do software, levando ao desenvolvimento de aplicações em que os usuários possam customizá-las a fim de atender às suas novas necessidades. Nesse cenário, a partir de uma revisão da literatura, coletamos estudos que abordam a customização de software por usuário...

No final dos anos 90, o conceito de padrões de design tornou-se um tema muito debatido entre a comunidade de Interação Humano-Computador (IHC) e muitos workshops foram realizados sobre o assunto em conferências internacionais. Depois de mais de vinte anos, os padrões de IHC continuam a atrair a atenção dos pesquisadores, mas ainda não são amplament...

This paper investigates the role of language in interaction design and computer-mediated communication. It starts by distinguishing between human languages and computer languages. Human language, as the primary code used in text and voice-based communication, is critical in the majority of communication processes. We also analyze two methods of com...

Current user interfaces present many different features that assist users in reading and comprehending texts in digital format. Although internal factors, such as visual impairment and dyslexia, can impose serious reading difficulties for technology users, we focus on the interface solutions designed to alleviate external factors, such as text comp...

The social interaction restrictions imposed by COVID-19 required academic researchers to rethink the design of their research projects, especially those that involved human interaction. Considering this scenario, we report here the experience of conducting four studies in Human–Computer Interaction research projects that were adapted to be executed...

Existem, nos dias atuais, muitas ferramentas com a proposta de auxiliar no desenvolvimento de habilidades de programação e do pensamento computacional. Porém, observam-se dificuldades na interação com essas ferramentas e, considerando a importância de uso e os diversos públicos que elas atendem, os recursos de ajuda nelas disponíveis se tornam muit...

By the end of the nineties, the concept of design patterns became a hot topic among the human-computer interaction community and many workshops have been held on the subject within international HCI conferences. After more than twenty years, HCI patterns continue to attract the attention of researchers around the world, but still struggle to be mor...

Com o surgimento da pandemia do Coronavírus e após a produção de vacinas para proteger a população, o aplicativo Conecte SUS se tornou amplamente utilizado já que prevê a integração das informações de saúde do cidadão, como, por exemplo, o controle e emissão do Certificado Nacional de Vacinação COVID-19. Assim, sendo possível ter o controle vacinal...

Apesar de estudos demonstrarem a existência de um grande contingente de indivíduos bilíngues e multilíngues no mundo, provavelmente excedendo o número de monolíngues, esta característica dos usuários de software passou despercebida por várias décadas. Com o surgimento da Web 2.0, os usuários começam a produzir e disponibilizar conteúdo nos seus web...

Este artigo analisa a usabilidade das interfaces de configuração de privacidade em aplicações de rede social. A análise heurística foi realizada usando a abordagem estruturada de análise de privacidade (STRAP), um conjunto de heurísticas planejado para avaliar e detectar problemas de privacidade em sistemas interativos. Adicionalmente, um questioná...

A privacidade de dados ganha cada vez mais importância desde a Lei Geral de Proteção de Dados, em 2020. Para abordar esse problema a partir da perspectiva da Interação Humano-Computador, conduziu-se uma avaliação heurística e uma série de entrevistas com usuários para entender como duas plataformas brasileiras de internet banking estruturam as pági...

New requirements may unfold as users gain proficiency in software usage, leading to software development that end-users can tailor to fit their demands. In this context, from a literature review, we got additional information on studies addressing tailoring software by end-users. We retrieved 42 studies from 1997 to 2020, encompassing 63 authors an...

One of the biggest challenges today is how to present data to users in a clear and easy way in different domains of application. One way to do this is to tell stories with data, as this makes it possible to improve user engagement and understanding of a given context. By using narrative elements, it is possible to provide readers with better explan...

Com mais de um ano de experiências no ensino remoto, talvez o questionamento mais recorrente que nos fazemos seja: como promover a interação em nossas aulas remotas? Os desafios são muitos e, as possibilidades, também. Neste artigo, apresentamos os principais desafios que enfrentamos em termos de interação com estudantes e mostramos estratégias e r...

Schools and universities face the great challenge of keeping students engaged in learning activities, and research communities strive to keep and share their history and culture. Among several methodological approaches, gamification has been used as a resource combined with teaching methodologies to engage and keep students participating. However,...

A multidisciplinary research project between Communication and Computer Science researchers gave rise to the Data Visualization and Interaction Lab, known as DaVInt lab. Officially created in 2017, DaVInt comprises students and researchers from Communication, and Computer Science and related areas. DaVInt's main research topics are related to visua...

The COVID-19 disease changed our society in many ways. The social distancing restrictions became mandatory as governments measure to limit the virus spread. These restrictions forced medical appointments, events, meetings, classes, and research experiments, to name a few, to move to an online format. In this new scenario, researchers were also requ...

Software varies in the domain and has different target users. Also, it is not possible to predict all users' requirements at the system development stage. This situation sheds light on the need to support end-users to adapt their applications to cope with new demands. End-User Development (EUD) is a research area that intends to permit end-users to...

Uma das abordagens que tem sido utilizadas para apoiar o aprendizado de algoritmos e programação e o desenvolvimento do pensamento computacional é o uso de ferramentas tecnológicas projetadas para este fim. No intuito de se compreender o cenário brasileiro relacionado a este uso, foi realizado um mapeamento sistemático, nos principais fóruns brasil...

Estudos apontam baixa participação de mulheres na Computação, fazendo com que entidades promovam ações específicas para tentar modificar este cenário. Especificamente em relação à comunidade de Interação Humano-Computador que, dentre suas frentes, discute aspectos de interdisciplinaridade e diversidade relacionados à construção de artefatos computa...

One of the main obstacles faced by students initiating their academic life in the courses of the computing field is the difficulty to comprehend the concepts related to the construction of algorithms. To promote interaction of students with these concepts, their peers and with the teacher, one of the methodological resources used is gamification. T...

The increase in the number of users of the Smart TVs has been veryfast: just between 2016 and 2017, there has been an expansion ofmore than 7 million users. At the same time, considering the globalestimates referring to the increase of longevity, it can be predicteda gradual increment of elderly people utilizing these devices in thecoming years, wh...

The availability of Open Government Data (OGD) provides means for citizens to understand and follow governmental policies and decisions, showing evidence of how the latter have contributed to both the place they live in and their lives. In such a scenario, one of the proposals is the use of visualizations to support the process of data analysis and...

The search for improvements in the quality of education leads to interest in technological tools that support the teaching and learning activities in a student-centered design approach. The goal of this study is to explore AVAs activities and resources focusing on how they can improve technological appropriation and student-centered design. The sub...

To extract information and knowledge of the large amounts of data generated nowadays is a need that has been challenging researchers from several fields such as computing, communication, health and applied social sciences. In the context of tourism data in Brazil, from a specific scenario, we noticed that the field’s professionals don’t use techniq...

Alternativas metodológicas têm sido discutidas para promover um maior envolvimento dos alunos no processo de aprendizagem. Nesse cenário, relatamos uma experiência realizada em duas edições de uma disciplina de IHC, envolvendo 45 alunos no total. Os alunos criaram seus próprios jogos (digitais e não digitais) para explorar conceitos específicos de...

The Software Engineering education faces the challenge of engaging and qualifying professionals with competence to work in an interdisciplinary way and in teams, with flexibility to perform different roles and capable of adapting to change. This study present an experience of integration between theory and practice in a Software Engineering Program...

Background: Playability is the degree by which a player can learn, control, and understand a game. There are many and different Playability evaluation techniques that can evaluate different and numerous game aspects. However, there is a shortage of comparative studies between these proposed evaluation techniques. These comparative studies can asses...

Software development practices rely extensively on reusing source code written by other programmers. One of the recurring questions about such practice is how much programmers, acting as users of somebody else’s code, really understand the source code that they inject it in their programs. The question is even more important for novices, who are tr...

A popularização das mídias sociais nos últimos anos aumentou o número e a variação dos conteúdos encontrados na internet, facilitando a disseminação. Dentre estas mídias, o YouTube se destaca pela diversidade de temas e linguagens no seu conteúdo. Dessa forma, este artigo tem como objetivo analisar a usabilidade e user experience da ferramenta de C...

O dinâmico mercado atual necessita de profissionais com competências além daquelas relacionadas a sua área de atuação. Trabalhar a colaboração, a solução de problemas, a curiosidade, a imaginação e o pensamento crítico são fundamentais neste contexto. Considerando-se este cenário, serão apresentadas atividades práticas desenvolvidas durante uma dis...

A busca pelo engajamento e protagonismo d o aluno, em prol do desenvolvimento das competências necessárias para sua atuação em um mercado em constante evolução, traz a discussão constante pela inovação em s ala de aula. Mais (ou menos) que inovação em sala de aula, este minicurso busca, por meio de atividades desplugadas, fomentar um maior envolvim...

Com a difusão de aplicações para apoio a cuidados pessoais e a propagação do ciberfeminismo e do ativismo digital, surgem tanto aplicativos voltados à saúde da mulher quanto ciberespaços voltados ao tema. Neste cenário, avaliamos o Clue, um aplicativo para monitoramento de controle menstrual, o qual, além de ser bem avaliado nas lojas de apps, como...

A diminuição no número de meninas que ingressam (e que concluem) os cursos das áreas de Engenharia e de Computação na PUCRS trouxe a necessidade de se criar ações que as motivem tanto a ingressar quanto a permanecer em cursos destas áreas. No âmbito dos cursos da área de Computação da PUCRS, uma série de ações foram realizadas durante o ano de 2018...

Over the past years, Brazil has gone through movements of erosion of trust, and political scandals made room for new presidential candidates to arise, many fueled by a liberal agenda or pure and simple distaste for the legacy of the left-wing party that was in power. This led to a heated election in 2018, with 13 candidates facing off each other on...

One of the main challenges faced while establishing the integration of Agile and User-Centered Design is how to facilitate communication among the invariably distinct involved practitioners. Advocating the use of artifacts as enablers in this scenario, this paper aims to explore and understand the artifacts which can facilitate the communication be...

With technological advances, distance education has been frequently discussed in recent years. The learning environments used in this course usually generates a great deal of data because of the large number of students and the various tasks involving their interaction. In order to facilitate the analysis of the data, the authors researched to iden...

Currently, we observe a growing interest in obtaining information about what circulates on social media. There is interest in extracting and analyzing data obtained from the Web for a number of reasons as users opinions, users behavior, and networks evolution, for instance. Our study seeks to comprehend how data visualization could support social m...

Social networks enable the creation of specific groups and communities such as scientific collaboration networks, which are composed of their authors, who in turn are connected through their publications. This work generated the networks of scientific collaboration of the Brazilian Community of Human-Computer Interaction analyzing the most prolific...

Software development practices rely extensively on reusing source code written by other programmers. One of the recurring questions about such practice is how much programmers, acting as users of somebody else's code, really understand about the source code that they inject it in their own programs. The question is even more important for novices,...

The prediction of protein tertiary structure is a problem of Structural Bioinformatics still unsolved by science. The challenge is to understand the relationship between the amino acid sequence of a protein and its three-dimensional structure, which is related to the function of these macromolecules. Among the methods related to protein structure p...

With the increasing amount of data available in digital media, new professional practices emerged in journalism to gather, analyze and compute quantitative data that aims to yield potential pieces of information relevant to news reporting. The constant evolution of the field motivated us to perform a systematic review of the literature on data-driv...

During the last two decades, online environments became rich grounds for ethnographic studies. In the same period, online communities have become popular and broadly studied research topic. Along with online environments, the growth of online communities brought by Computer-Mediated Communications created a solid research field for online ethnograp...

During the last years many government organizations have adopted Open Government Data policies to make their data publicly available. Although governments are having success on publishing their data, the availability of the datasets is not enough to people to make use of it due to lack of technical expertise such as programming skills and knowledge...

Context: With the advancement of the internet and information systems, more and more data is available to the public. Governments around the world are trying to find the best way to present their citizens with relevant information and transparency of public actions, expenditures, and investments. But how is this being approached in Brazil, in the f...

The use of social networks to share information and express opinions has significantly grown in recent years. In this context, the microblogging platform Twitter has been used in the political scene by governments and citizens for different purposes. Brazil is experiencing a political crisis in recent years that led to the impeachment of Dilma Rous...

Context: Agile User eXperience Design (Agile UXD) is a current theme and a trending topic for the future of software development. The integration of UX Design within Agile development is seen as one of the frontiers for Agile Methods as a balance between upfront design as advocated by UX and the you-ain't-gonna-need-it (YAGNI) principle from the ag...

Protein structure prediction servers use various computational methods to predict the three-dimensional structure of proteins from their amino acid sequence. Predicted models are used to infer protein function and guide experimental efforts. This can contribute to solving the problem of predicting tertiary protein structures, one of the main unsolv...

The Brazilian Human-Computer Interaction community has increasingly conducted self-reflection research, analyzing its trajectory based on the publications of its main scientific forum, the Brazilian Symposium on Human Factors in Computing Systems (IHC). In line with those works, the research reported here starts from an analysis of the full papers...

In the past few years, telling stories with data (narrative visualization) has been receiving progressive attention, due to many benefits of its use. Seminal works in the field mapped the main characteristics involved in designing this kind of visualization. However, through analyzing a set of related academic studies and comparing them with such s...

Help resources are available in many ways and required in many applications. However, in the digital game context, little has been investigated and discussed about why, how and when to offer help in order to not jeopardize the gameplay. In this work, we present an exploratory research on gamers' preferences and opinions about help in games, conduct...

The search for ways to empower end users in activities such as programming and application customization has been subject of great effort among the research community, leading to the development of EUD environments, proper for end user’s activities. Among such environments there are the ones that have multiple layers of (distinct) users, consequent...

Interactive data visualization techniques are an important way to obtain information from large datasets. Data journalism is an emerging area that strongly makes use of such techniques. In this work we investigate the relationship between journalists (and media professionals) in their job routine and data visualization, with the main goal of unders...

The integration of Agile and User-Centered Design methods is a fundamental condition to improve the quality of software products. However, one of the main problems faced to establish this integration on a day-to-day basis is how to improve communication among the invariably distinct involved teams. We believe that the artifacts involved in the deve...

Neste artigo apresentamos um panorama sobre a pesquisa brasileira em objetos de aprendizagem, a partir da analise de publicacoes efetuadas nos principais eventos relacionados a Comissao Especial de Informatica na Educacao da Sociedade Brasileira de Computacao. Para isso, realizamos um mapeamento sistematico sobre as publicacoes dos ultimos 15 anos...

Tagging has the potential to improve information retrieval. Although its primary purpose is description and categorization of content, the tagging task has evolved and now users express more than the explicit content presented on the resources being tagged. However, tagging is a repetitive work and, due to this fact, tag recommender systems were de...

Human–computer interaction (HCI) is a research field which engages different disciplines, interest groups and communities, and which has emerged in different countries at different times. To understand how the HCI research community has evolved in Brazil, this paper applies data and visual analytics to its main conference series, the Brazilian Symp...