IHC

Previous studies indicated that some practices in the Interaction Design-related technical communication advocate considering users as victims unable to solve their own problems and bestowing a paternal role to the designer. These practices sometimes ...

Mobile devices can be a valuable in improving the quality of life of visually impaired people, enabling greater independence to perform daily tasks. A review was carried out to map the existing accessibility problems in the interaction of people with ...

Geographically distributed stakeholder's participation in the software development process is usually limited either by budget issues or by time constraints. Those limitations are more severe regarding to modeling web-based applications. Despite of the ...

This article discusses the limits and possibilities of interaction blind users with collaborative text editors on the Web. It is characterized as a qualitative, exploratory/explanatory research, whose object of study is the implementation of live ...

The current paper assessed the emotional experience of older adults while playing digital games on smartphones. A group of 39 people, aged 60 and above, were chosen in order to test the game "Viajando pelo Mundo", which consists of four minigames: "...

Shopping in the supermarket is a necessity in modern life. This task, however, can be a challenge for people with disabilities, making them dependent on relatives or supermarket employees to aid them. In this paper, we investigate the subject by ...

User experience (UX) has received increased attention in last years, in a reality of mobile applications and internet of things. In order to increase competitiveness, companies have been invested in understand user's emotions during the experience. ...

The number of people who strive to build their own systems grows every day, and for this type of activity we use the expression End-User Development (EUD). Communicability defines whether a system can make the user understands what the designer wanted ...

This paper presents a study comparing three inspection methods: Heuristic Evaluation, Cognitive Walkthrough and Semiotic Inspection Method. The objective is to enlighten the novice on HCI methodology improvement and, at the same time, offer new ...

The relationships between aesthetics, usability and credibility have been widely investigated in human-computer interaction (HCI). However, in the mobile domain, limited empirical evidence exists showing the interplay among these three constructs and ...

The value of online social networks has been widely recognized. Although extensive researches focused on web accessibility in order to make content accessible to a wider range of people with disabilities, there are many barriers that might prevent ...

Multimodal Interactions have been used in many fields of application, such as medicine, manipulation of assistive technologies, interactions in public environments, among others. It is important to not only develop technologies (hardware and software) ...

Nowadays, there has been a continual increase in life expectancy in almost all countries of the world and the number of elderly people has grown considerably. However, the number of professional support (e.g. caregivers) to people with dementia is not ...

Gamification, which is the use of game elements in non-game contexts, has been widely applied in order to persuade and engage their users with a specific purpose. Since each user has different characteristics, his/her experience during the interaction ...

Modeling the interaction and navigation of an interactive system can assist designers in making decisions about how the users will be able to achieve their interaction goals. However, there is lack of proposals to (1) deal with interaction and ...

Technology is often not accessible to older adults, particularly when it comes to people with dementia or other cognitive impairments. One way to try to solve this problem is by means of participatory design. Involving people throughout the process of ...

The use of interactive technologies to aid in the implementation of smart cities has a significant potential to support disabled users in performing their activities as citizens. In this study, we present an investigation of the accessibility of a ...

Social networks have changed the social and informational processes in society, changing the way to interact and think about reality. The growing use of these systems have raised several concerns for its users, being privacy one of the leading concerns. ...

Posthumous communication systems are those that allow users to create messages that will only be sent to the intended receivers after their deaths. In these systems users have to express their wishes through configuration settings which will only take ...

We believe that the self-knowledge of a scientific community is important for its evolution and maturity. This paper analyzes bibliometric data of the Brazilian Symposia on Human Factors in Computing Systems (IHC). Our goal is to understand whether and ...

The Brazilian Computer Society proposed in 2006 the Grand Research Challenges in Computing in Brazil in order to encourage and guide the research in the country. Digital Accessibility is one of the topics covered by the fourth Grand Challenge -- "...

In 2012 the research seniors of the Brazilian HCI community compiled the document "GRANDIHC-Br -- Great Research Challenges in Human-Computer Interaction in Brazil", highlighting what the local HCI community recognizes as the areas Brazilians ...

Some configuration settings have immediate impact on system state; others have impact over time. In group systems, the timeline of impacts can be even more complex, because changes may impact not only the user who made them but also other users. When a ...

Eye gaze is an important source of information to evaluate computer interfaces. Typically, visualization of gaze data is performed using heatmaps and gaze scanpaths displayed on top of images of the interface, enhancing regions that have attracted the ...

This research is aimed at supporting the design and customization of digital memorials and similar applications from the same domain, considering users' multiculturalism. To do so, we focus on interface communicability and the semiotic elements such ...

This article discusses several privacy issues arising from the terms of use and mobile application privacy policies. Guidelines for the establishment of trust and privacy are presented in order to guide designers in the development of applications. ...

Lang and Bradley's Self-Assessment Manikin (SAM) is an assessment tool that has been successfully used in different areas to elicit the affective responses in the three levels of valence, excitement and dominance. The pictographic format of this ...

The development of solutions known as "smart homes" has been explored to provide accessible resources to aid in the daily lives of disabled people. In particular, the growth in the development of open-source home automation applications based on ...

The use of mobile devices to browse on the Web has become increasingly popular as a consequence of the easy access to the Internet. However, moving from the desktop development to the mobile platform features requests to the developers an important ...