Material-Centered Interaction Design

Author(s):  
Mikael Wiberg

The growing interest in the materiality of interaction in the field of HCI (Human-Computer Interaction) indicates that there is a value in acknowledging the material aspects and dimensions of interaction design. However, and if only relying on a representation-driven approach to interaction design the notion of materiality only works, at best, as a “metaphorical maneuver, while still pushing for an interaction design paradigm oriented towards the immaterial aspects of interaction design (for instance the use of symbols and metaphors in interaction design). So what would an alternative perspective and approach be? In short, can we not only shift perspectives here, but also imagine different approaches and methods to interaction design that truly accepts the digital as a design material, that focuses on interaction as the form being designed, and an approach that do not introduces any categorical distinctions between different matters. In this book I have suggested that we should make no metaphysical or ontological distinction between physical and digital materials, between atoms, bits, and cells, between “visible” or “invisible” materials, and even avoid distinctions between what might be considered as “material” or “immaterial” in the first place (like radio waves). In the same way as wood or iron are typical examples of physical materials I consider code, algorithms, sensors and processors as digital materials. Still, from the viewpoint of interaction design it is the composition and activation of these different materials as to give the interaction a particular form that is essential – not each materials ontological or metaphysical status. So, instead of focusing on what a particular interactive system represents, the material-centered approach to interaction design as proposed in this book focuses on how interaction is presented and accordingly materially manifested in the world (in all imaginable forms – from completely embedded and “invisible” interactive systems to the gadgets, pads, and tabs we surround ourselves with in our everyday lives). In this chapter I take this as a point of departure for the development of an approach to interaction design that I label material-centered interaction design.

Author(s):  
Mikael Wiberg

Computing is increasingly intertwined with our physical world. From smart watches to connected cars, to the Internet of Things and 3D-printing, the trend towards combining digital and analogue materials in design is no longer an exception, but a hallmark for where interaction design is going in general. Computational processing increasingly involves physical materials, computing is increasingly manifested and expressed in physical form, and interaction with these new forms of computing is increasingly mediated via physical materials. Interaction Design is therefore increasingly a material concern. In this book, “The Materiality of Interaction – Notes on the Materials of Interaction Design”, Mikael Wiberg investigates this trend towards material interactions. In doing so he describes how the field of human-computer interaction has moved, through the material turn, from a representation-driven design paradigm, towards a paradigm which he calls material-centered interaction design. Wiberg examines what this emergent paradigm implies for the practice of doing interaction design, he proposes a design method for doing material-centered interaction design, and he discusses the implications for moving forward given an interaction design paradigm that focuses on the materiality of interaction.


Author(s):  
Gheorghe Muresan

In this chapter, we describe and discuss a methodological framework that integrates analysis of interaction logs with the conceptual design of the user interaction. It is based on (i) formalizing the functionality that is supported by an interactive system and the valid interactions that can take place; (ii) deriving schemas for capturing the interactions in activity logs; (iii) deriving log parsers that reveal the system states and the state transitions that took place during the interaction; and (iv) analyzing the user activities and the system’s state transitions in order to describe the user interaction or to test some research hypotheses. This approach is particularly useful for studying user behavior when using highly interactive systems. We present the details of the methodology, and exemplify its use in a mediated retrieval experiment, in which the focus of the study is on studying the information-seeking process and on finding interaction patterns.


2018 ◽  
Vol 8 (4) ◽  
pp. 143 ◽  
Author(s):  
Amando, Jr. Pimentel Singun

Heuristics refer to the specific “rules-of-thumb” discovered from knowledge or experience which can simplify the complexity of making judgments. Heuristics are mental shortcuts to draw conclusions when evaluating interactive systems. In this study, a set of heuristics had been discovered by end-users while developing a series of prototypes of a test blueprint system. This study suggests that the design process of an interactive system should cater to the following two (2) components, namely: technical heuristics and specialized domain heuristics. Heuristics from these components should be the emphasis during the evaluation of the interactive system that has been designed using a user-centered paradigm of development called the Interaction Design Model (IDM).


Author(s):  
Mikael Wiberg

Is interaction design a single material design tradition? In the same way as other areas of craftsmanship have had this single material focus (including knitting, woodcraft, or smiths working with iron) we can ask if interaction design as an area of craftsmanship can be said to be about digital materials as the “single material” of interaction design? At a first glance it is temping to say yes here, not at least if we review the total outcome interaction design projects we can probably say that 99.9% of all interaction design projects are screen-based, and maybe even web-based. Further on, all these projects are made out of code and even the tools, including the programming languages, the scripts and the code compilators are made of digital materials (ultimately bits). In this chapter I take a point of departure in a material-centered approach to interaction design. In particular and in setting out to take a material stance in the construction of an approach to interaction design I ask if contemporary interaction design is restrained to only one material, hence this introduction to this chapter.


2019 ◽  
Vol 6 (1) ◽  
pp. 47-63 ◽  
Author(s):  
Bettina Nissen ◽  
Ella Tallyn ◽  
Kate Symons

Abstract New digital technologies such as Blockchain and smart contracting are rapidly changing the face of value exchange, and present new opportunities and challenges for designers. Designers and data specialists are at the forefront of exploring new ways of exchanging value, using Blockchain, cryptocurrencies, smart contracting and the direct exchanges between things made possible by the Internet of Things (Tallyn et al. 2018; Pschetz et al. 2019). For researchers and designers in areas of Human Computer Interaction (HCI) and Interaction Design to better understand and explore the implications of these emerging and future technologies as Distributed Autonomous Organisations (DAOs) we delivered a workshop at the ACM conference Designing Interactive Systems (DIS) in Edinburgh in 2017 (Nissen et al. 2017). The workshop aimed to use the lens of DAOs to introduce the principle that products and services may soon be owned and managed collectively and not by one person or authority, thus challenging traditional concepts of ownership and power. This workshop builds on established HCI research exploring the role of technology in financial interactions and designing for the rapidly changing world of technology and value exchange (Kaye et al. 2014; Malmborg et al. 2015; Millen et al. 2015; Vines et al. 2014). Beyond this, the HCI community has started to explore these technologies beyond issues of finance, money and collaborative practice, focusing on the implications of these emerging but rapidly ascending distributed systems in more applied contexts (Elsden et al. 2018a). By bringing together designers and researchers with different experiences and knowledge of distributed systems, the aim of this workshop was two-fold. First, to further understand, develop and critique these new forms of distributed power and ownership and second, to practically explore how to design interactive products and services that enable, challenge or disrupt existing and emerging models.


2021 ◽  
Vol 11 (6) ◽  
pp. 2871
Author(s):  
Ahmed Elsharkawy ◽  
Khawar Naheem ◽  
Dongwoo Koo ◽  
Mun Sang Kim

With the rapid development of interactive technology, creating systems that allow users to define their interactive envelope freely and provide multi-interactive modalities is important to build up an intuitive interactive space. We present an indoor interactive system where a human can customize and interact through a projected screen utilizing the surrounding surfaces. An ultra-wideband (UWB) wireless sensor network was used to assist human-centered interaction design and navigate the self-actuated projector platform. We developed a UWB-based calibration algorithm to facilitate the interaction with the customized projected screens, where a hand-held input device was designed to perform mid-air interactive functions. Sixteen participants were recruited to evaluate the system performance. A prototype level implementation was tested inside a simulated museum environment, where a self-actuated projector provides interactive explanatory content for the on-display artifacts under the user’s command. Our results depict the applicability to designate the interactive screen efficiently indoors and interact with the augmented content with reasonable accuracy and relatively low workload. Our findings also provide valuable user experience information regarding the design of mobile and projection-based augmented reality systems, with the ability to overcome the limitations of other conventional techniques.


Author(s):  
Junyi Hou ◽  
Lei Yu ◽  
Yifan Fang ◽  
Shumin Fei

Aiming at the problem that the mixed noise interference caused by the mixed projection noise system is not accurate and the real-time performance is poor, this article proposes an adaptive system switching filtering method based on Bayesian estimation switching rules. The method chooses joint bilateral filtering and improved adaptive median filtering as the filtering subsystems and selects the sub-filtering system suitable for the noise by switching rules to achieve the purpose of effectively removing noise. The simulation experiment was carried out by the self-developed human–computer interactive projection image system platform. Through the subjective evaluation, objective evaluation, and running time comparison analysis, a better filtering effect was achieved, and the balance between the filtering precision and the real-time performance of the interactive system was well obtained. Therefore, the proposed method can be widely applied to various human–computer interactive image filtering systems.


Author(s):  
Simon Biggs

This paper discusses the immersive full body motion tracking installation Dark Matter, developed by the author and completed in early 2016. The paper outlines the conceptual focus of the project, including the use of the metaphor of dark matter to explore questions around interactive systems and assemblage. The primary technical considerations involved in the project are also outlined. ‘Co-reading' is proposed as a framework for a generative ontology, within the context of assemblage theory, deployed within a multimodal multi-agent interactive system.


Author(s):  
Mikael Wiberg

Computing is increasingly intertwined with our physical world. From smart watches to connected cars, to the Internet of Things and 3D-printing, the trend towards combining digital and analogue materials in design is no longer an exception, but a hallmark for where interaction design is going in general. Computational processing increasingly involves physical materials, computing is increasingly manifested and expressed in physical form, and interaction with these new forms of computing is increasingly mediated via physical materials. Interaction Design is therefore increasingly a material concern. – Welcome to a book on the materiality of interaction, welcome to a book on material-centered interaction design! In this introduction to this book, “The Materiality of Interaction – Notes on the Materials of Interaction Design”, I describe the contemporary trend in interaction design towards material interactions, I describe how interaction design is increasingly about materials, and I propose “Material-centered interaction design” as a method for working with materials in interaction design projects.


Author(s):  
Francisco V. Cipolla Ficarra

This chapter addresses the evolution of state of the art interactive systems aimed at the cultural heritage of the Mediterranean area in Europe, especially Spain and Italy. It covers the last two decades of advances in design and considers the human and technological factors in the effective use and assessment of hypertext, multimedia and hypermedia. The chapter introduces basic concepts to eliminate ambiguities and to (re)acquaint readers with the main components of audiovisual technologies that have been vital to the (r)evolution of on-line and off-line cultural heritage material. It goes on to analyze quality in the communication process between potential users and interactive systems by drawing upon essential concepts in software engineering, human-computer interaction, semiotics, interface design and communicability. The main goal is to establish metrics for the heuristic evaluation of the quality attributes that make up an interactive system, taking as a reference the intersection of the formal sciences and the factual sciences. The chapter mainly focuses on dynamic and static audiovisual media, including digital photography, video, and computer animation. Consequently, this process of diachronic study of interactive systems has allowed the author to generate a methodology—Aesthetics Cultural Heritage for Communicability Assessment (ACHCA)—for evaluating communicability in dynamic and static cultural heritage media. The chapter also includes a table for the heuristic analysis of on-line and off-line systems, based on design categories addressing content, presentation, structure, navigation, panchronism and conection of the interactive system. Finally the chapter presents the results of a study of on-line and off-line systems from the 1990s to 2010.


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