Adriano Renzi

• Doctor of Science in Design PhD./MSc.
• Senior Researcher at MobileLIVE

This paper presents proceedings and structure to conduct card sorting as part of research strategies, based on studies from Padovani, Tullis & Wood, Maurer & Warfel and Preece. The research proposes how to adapt card sorting appropriately to remote research working scenarios of the post-pandemic new century. This analytical study is based on two di...

Lilia Schwarcz, relates the Covid-19 pandemic event to the end of the 20th century, as the 1st World War marked the beginning of it. The 1900s was “the century of technology, with fast-growing technology development, and the pandemic event was coming to present technology’s limitation” (Schwarcz 2020 and 2020). Countries around the world adopted di...

Pervasive UX journeys encompass diverse digital devices and physical spaces in one experience composed by short stories. Users will use many apparatuses to fulfill tasks and build their experiences, connecting by themselves if necessary, all spaces between touchpoints of interaction. Even when blended spaces are planned, the experience cannot be ge...

Many cities and countries around the world started quarantine and city lockdowns to diminish the spread of Covid-19, configuring the end of the 20th century: the century of technology. The fast growing technology and communication possibilities upgradehuman-computer interactions to connecting users to many computers in a dynamic ecosystem in pervas...

As new scenarios bring new interaction possibilities, users create their experiences pervasively, blending physical and digital spaces of interaction and information. From the UX design perspective, the pervasive interaction is planned from digital space, creating connections to the physical context of use in mind. On the other hand, from the servi...

Abstract. Human-algorithm interaction emerges as the new frontier of studies involving interaction design and interface ergonomics. This paper aims to discuss the effectiveness and communicability of streaming media recommendation systems, based on machine learning, from users’ mental model points of view. We examined the content consumption practi...

Human-algorithm interaction emerges as the new frontier of studies involving interaction design and interface ergonomics. This paper aims to discuss the effectiveness and communicability of streaming media recommendation systems, based on machine learning, from users’ mental model point of view. We examined the content consumption practices on the...

This is the first experimentation using the 9 UX heuristics (Renzi 2016) as a guide for a cross-channel system ecology heuristic evaluation. The paper presents the preparations, proceedings and results of the Airbnb system ecology UX evaluation, permeating three digital devices – smartphone, desktop computer and tablet – in order to simulate a cros...

RESUMO: Essa pesquisa trata de uma etapa inicial de compreensão de usuários e seu envolvimento com uma experiência turística pelas ruas do Rio de Janeiro, sob ponto de vista histórico. A Papo de Guia é uma empresa especializada em walking tours relacionados à cultura e história do Rio de Janeiro. A empresa administra cerca de 16 rotas por mês, atra...

Apartment complexes in Brazil are usually managed by its residents, as each one represents an equal share in administrative decisions regarding the building they live. According to the housing syndicate survey, applied to apartment complexes administrations, the most common pointed problems are related to communication, behavior, security and payme...

Differently to usability metrics, which tends to focus on specific tasks with specific digital apparatuses and contexts, the pervasive experience permeates different digital devices to build an experience journey with many interaction touchpoints. Each interactive device play a part, sometimes complementary, to help users fulfill their needs or jus...

Pharmaceutical business has started reaching out for e-business in Brazil, trying to better fill the digital gap and reach a higher audience. This type of business doesn’t show the same relation between digital and physical stores, as the Chris Anderson’ long tail theory perceived in bookstore business, but the recent increase of the delivery busin...

Social meetings and events pose a major part in Brazilian culture and have great importance throughout various interaction contexts: from daily neighborhood social activities to workplace relations. In a country well known by its festivities, to gather people, from small parties to huge events, can bring a certain social impact. Since the beginning...

As interaction evolves from the second wave of computing to the third wave of computing, where one user connects to many computers, the physical and digital world becomes more integrated and the user’s experience journey encompass diverse apparatuses to build one whole story. The human-computer interaction turns to human-information interaction, sy...

As oppose to usability metrics, which tends to focus on specific tasks on specific digital apparatuses, the pervasive experience permeates different digital devices to build a journey with many interaction touchpoints and blended spaces. Sometimes the interactive experience occurs without any digital device at all, as a planned physical environment...

The experimental project Fornada, a system for breakfast delivery, is part of the post-graduate interaction design program at Senac, which encourages students to work with project development, and its several research stages, considering market’s opportunities, society’s needs and users’ expectations. This paper describes, based on users’ experienc...

This is the first experimentation using the 9 UX heuristics (Renzi 2016) as a guide for a cross-channel system ecology heuristic evaluation. The paper presents the preparations, proceedings and results regarding the UX evaluation of the Airbnb system ecology, permeating three digital devices-smartphone, desktop computer and tablet-in order to simul...

RESUMO: O modo que planejamos e fazemos viagens mudou muito nos últimos 30 anos. Com a evolução da terceira onda da computação, as pessoas mudaram sua maneira de planejar viagens e se desconectaram de agentes de integração para integrar, por si mesmas, informações e serviços através de diferentes canais de interação. A construção da jornada do usuá...

Esta pesquisa busca evidenciar o potencial dos aplicativos de interfaces de voz no auxílio da aprendizagem de estudantes de idiomas, por meio do método da Avaliação Cooperativa. Tal estudo justifica-se pela importância da análise, no que diz respeito a adequação dessas interfaces a percepção dos usuários, possibilitando uma melhor experiência no ap...

Recent conceptual developments in the field of information architecture (IA) owe much to the work proposed by MIT's Henry Jenkins, which deals with the culture of convergence and transmedia narratives. The Internet concept of Things has brought us the vision in which the internet extends from the online world to the real world embracing everyday ob...

Inclusive Jobs is a web project to help empower impaired people who struggle to reach professional demands of the market. It is an experimental project, part of the interactive design postgraduate program at SENAC. The whole project has 4 stages of research and development: mapping users' expectations, structuring the information, developing protot...

Considerando os preceitos de System Thinking de Donald Norman, onde um produto é um conjunto integrado de experiências coesas, o manifesto de arquitetura de informação pervasiva de Resmini e Rosatti e a evolução das heurísticas de usabilidade frente o surgimento da terceira onda da computação, este artigo explicita o conceito de jornada do usuário,...

This research presents the relation of sense of objects with usability and user experience as it is influenced by the context of use, the interaction with apparatuses and the transformation of the perceived value through a narrative of experience. The research analyses subject meaning and significance fators with usability and experience concepts i...

This research analyses the Melissa’s concept store and its role in building users connection with the brand through users’ experiences in the planned physical environment in comparison with the whole experience through physical and digital branches. For this purpose, it is used the flow-task observation technique to map users’ routes and interactio...

For a successful business negotiation it is essential that all parts involved understand their duties and rights clearly in order to close the deal with mutual trust. The contract is the legal tool that can assure this communication between two or more parties. With the gradual technological advancements and the expansion of services and commerce t...

This paper evaluates user’s consumption and interaction with video on demand focused on the Globo Play app provided by Brazil’s largest TV network: TV Globo. Globo Play stands as an answer to the video on demand request addressed by Globo in a market scenario filled with world competitors like Netflix and Youtube. Cooperative evaluation and SUS res...

This research presents a set of UX heuristics for cross-channel interaction scenarios. The proposal has its foundation on usability principles evolution derived from gradual technology innovations, new interaction possibilities, as well as, changes in users’ needs and affordances during the last decades. The beginning of the third wave of computing...

The Delphi method, originated on the 1960́s, is a technique used to help construct present and future scenarios focused on specific issues with the help of experts on the focused subject. The method helps reach a consensus among the participants based on all posted opinions from different experiences and points of view in order to build a common sc...

The present work aims to provide a contribution to the definition of new parameters to guide interface design and content publishing that will ensure the quality of gestural interaction in newspaper apps for tablets. Our case study is O Globo A Mais, a digital edition with unique content specially produced for iPad, launched by Rio de Janeiro´s new...

. Based on the pattern shown in the nose of innovation graphic of Bill Buxton, this paper investigates future developments and construct a future scenario regarding technology, interaction and expectations of affordances in the next 5 to 10 years. The research is based in the Delphi method to help construct scenarios of possibilities as it helps id...

UX design and UX research play an important role in startups and their projects. The expressive growth of startups around the world encouraged the Rio de Janeiro State government to foment entrepreneur culture in the city in an attempt of transforming Rio de Janeiro in a digital technology center of reference and created the Startup Rio to encourag...

The present work aims to provide a contribution to the definition of new parameters to guide interface design and content publishing that will ensure the quality of gestural interaction in newspaper apps for tablets. Our case study is O Globo A Mais, a digital edition with unique content specially produced for iPad, launched by Rio de Janeiro´s new...

Based on the pattern shown in the nose of innovation graphic of Bill Buxton, this paper investigates future developments and construct a future scenario regarding technology, interaction and expectations of affordances in the next 5 to 10 years. The research is based in the Delphi method to help construct scenarios of possibilities as it helps iden...

The Delphi method, originated on the 1960´s, is a technique used to help construct present and future scenarios focused on specific issues with the help of experts on the focused subject. The method helps reach a consensus among the participants based on all posted opinions from different experiences and points of view in order to build a common sc...

O livro apresenta a influência da usabilidade na procura e compra de livros em livrarias online em um comparativo de interações de leitores com livros em livrarias físicas. Através da exposição de técnicas de pesquisa (entrevista, questionário online, think-aloud protocol, matriz de prioridade e avaliação heurística) é possível entender o processo...

This article presents the foundations of hypertext as a mean to understand semantic connections for the creation of ideas and projects through abduction thinking and the exercise of drawing

This paper investigates users’ gestural interaction mental models using touch screen technology for the first time. The research used Think-aloud Protocol technique for behavioral observation while performing tasks on two different Apps using an Ipad2 device. The tasks helped perceive users’ recognition of functionality and gestural responses for e...

Este artigo expõe a alternativa presencial para aplicação de Avaliação Heurística com o objetivo de testar osprocessos de procura e compra de livros nas livrarias online da Travessa, da Siciliano e da Nobel. A técnica éapresentada com utilização de 5 especialistas em usabilidade e base em 12 heurísticas como diretriz de avaliação. O final do artigo...

Este artigo aborda conexões semânticas na internet que se expandem em redes de conhecimento com base nos princípios do hipertexto de Pierre Lèvy. Ilustradores utilizam a web para fomentar e expor seus conteúdos e projetos em um emaranhado hipertextual dinâmico que reflete sua vida profissional. A partir da 157 análises de redes de hipertexto, espec...

Este artigo expõe a alternativa presencial para aplicação de Avaliação Heurística com o objetivo de testar os processos de procura e compra de livros nas livrarias online da Travessa, da Siciliano e da Nobel. A técnica é apresentada com utilização de 5 especialistas em usabilidade e base em 12 heurísticas como diretriz de avaliação. O final do arti...

Resumo Este artigo apresenta observação através da técnica Think-aloud Protocol do fluxo de interação de usuários com tecnologia touch screen e e respectiva percepção de função de toques durante execução de tarefas. Buscou-se através da técnica identificar momentos e dimensões de participantes entrando em estado de flow com os aplicativos Calendar...

This article presents the use of Think-aloud Protocol to investigate usability and objective function perception problems in a touch screen environment. The use of the mentioned technique helped to perceive the moments and dimensions of interaction flow of users with selected applications in an Ipad2 system.

Este artigo aborda comparativo de interação de leitores com livros e ambiente na etapa de aquisição de informação nas ramificações física e online do comércio livreiro misto. O artigo descreve aplicação da técnica observação fluxo-tarefa e aponta resultados para comparativo com observações coletadas anteriormente pela técnica Think-aloud Protocol (...

The article describes research regarding books of specifief niches, or so called “misses”, search and buying decision at online bookstores throught application of the technique Think-aloud Protocol with users with professional expertises

The article describes research regarding books of specifief niches, or so called “misses”, search and buying decision at online bookstores throught application of the technique Think-aloud Protocol with users with professional expertises

Palavras-chave: comércio eletrônico, usabilidade, modelo mental Este artigo relata os resultados de pesquisa sobre expectativas dos usuários na usabilidade das etapas de procurar e comprar livros em livraria física e virtual. Foi aplicado um questionário/formulário via Internet à uma população com estreito vinco com o tema. Através de analise dos r...

RESUMO Este artigo relata pesquisa sobre preferências de leitores na compra de livros em livrarias online através da aplicação de Matriz de Prioridade em duas etapas: a primeira fase utilizou-se matriz critério x critério; a segunda fase utilizou-se matriz alternativa x alternativa. Os resultados apresentam os fatores considerados mais determinante...