Data from the World Health Organization show that all over the world, 39 million people are blind and 246 million have low vision. In Brazil, according to research from the Brazilian Institute for Geography and Statistics, half a million people are ...

The development and use of intelligent agents are currently growing vertiginously. This growth has raised awareness of big technology companies that launched platforms that ease chatbot development. However, chatbots still fail to meet users' social ...

In user-centered design processes of digital artifacts, representatives of the target users are invited to participate, because they have knowledge of the problems to be solved by these artifacts. However, generally, the inclusion of these potential ...

In some contexts of action, the differences between who conceive and who use an interactive system are evident, such as the peasant, quilombola and indigenous contexts, due to the distance in the social places of each pole, of development and use. That ...

Intelligent conversational agents, such as chatbots, are becoming increasingly popular in different domains of use. The use of this kind of technology offers challenges and opportunities for the Human-Computer Interaction (HCI) area, because it is based ...

Internet sites expose their content primarily in a textual form. Accessibility solutions that use avatars to translate from Portuguese into sign language aim to reduce accessibility barriers for deaf people who are literate only in Libras or have ...

Data from the 2010's Brazilian Institute of Geography and Statistics census show that at least 29 million Brazilians have visual impairment. The assistive technologies development and research advance to promote accessibility and inclusion of people ...

In recent times, Machine Learning (ML) techniques have been explored in everyday systems, such as banking systems, virtual assistants, and recommendation systems. To use ML techniques, it is necessary to perform some stages until the construction of the ...

With the expansion of digital public services, the need for understanding the quality of these services and the level of satisfaction of the citizens served grows. To this end, web and mobile applications have used various instruments that aim to ...

Settings to manage digital assets for digital legacy purposes are already offered by some social networks like Facebook and Instagram. However, Twitter does not offer this option yet, according to our analysis of its features and terms of use. But what ...

The recent growth in the use of customizable software and systems by users with little or no specific knowledge in the field of computing has encouraged collaboration between users and user adherence to a role previously assigned to the designer. The ...

The use of digital technologies has contributed to improve the quality of life in the human aging process in several aspects. However, most of these technologies are not designed for the elderly audience, which makes the user experience (UX) difficult. ...

The availability and use of interactive systems have increased considerably. However, evaluating the accessibility and communicability of such systems for a range of users is essential to improve their quality. Human-Computer Interaction (HCI) ...

Death is a theme discussed in various media, such as movies, games and books. In the real world it is hard for many people to talk about the theme, mostly with kids. A lot of researchers claim that hiding and masking the death can harm the process of ...

With the Covid-19 pandemic, death has become an increasingly present and visible phenomenon on social networks. On Facebook, there is not a homogeneous treatment of death among deceased users' profiles: some remain active, whereas others are turned into ...

With the COVID-19 pandemic, governments have used applications to help citizens to be informed about the disease. Some applications use chatbots, which despite the advances, still represent challenges for researchers and designers in the domain of human-...

Children are exposed to a set of Internet of Things (IOT) devices such as IOToys. Some of these devices are not only for use, but offer possibilities of customization through programming by children. Despite the existence of products and projects aimed ...

Machine Learning (ML) models have been widely used nowadays, as "magical black boxes", in many different domains and for distinct goals, but the way they generate their results is not fully understood yet, including by knowledgeable users. If users ...

Among the types of games, incipient concepts about empathy games are found in the literature. Empathy is associated with a human ability to put oneself in the other's place, in the case of games, it can be associated with the fact that the player puts ...

Who wants to be immortal? While this rhetorical question seems to haunt humans, digital immortality is already a reality. Social networks have allowed and facilitated our digital footprints to remain forever at reach of Internet users. We will all die, ...