Pieter Ballon

Pieter Ballon
Vrije Universiteit Brussel | VUB · imec-SMIT

Professor

About

160
Publications
58,356
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2,794
Citations

Publications

Publications (160)
Article
Citizens increasingly rely on urban recommender systems (URS’s) to plan daily activities in the physical urban world. Nonetheless, there is a growing concern that personalization in URS’s enforce urban filter bubbles. Existing research on this topic is still limited, especially methodologically. One problem is the use of a limited set of distance m...
Article
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This article explores the barriers for open business models in support of sustainability in electricity markets. It puts forward privacy and data protection concerns about sharing prosumers’ physical assets as well as data due to to their critical role in decentralized modes of electricity/flexibility trading. In particular, it uses a multiple case...
Article
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News recommenders are attracting widespread interest in scholarly work. The current research paradigm, however, holds a narrow (mostly user-centered) perspective on the recommendation task. This makes it difficult to understand that their design is in fact the result of a negotiation process among multiple actors involved, such as editors, business...
Article
The European Commission’s digital single market policies are increasingly concerned with the impact of so-called ‘platforms’ on competition in the internal market. Whereas the European Commission acknowledges the contributions of platform companies to innovation, it also sees actual and potential damages occurring from their powerful position. As s...
Article
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Amid the widespread diffusion of digital communication technologies, our cities are at a critical juncture as these technologies are entering all aspects of urban life. Data-driven technologies help citizens to navigate the city, find friends, or discover new places. While these technology-mediated activities come in scope of scholarly research, we...
Chapter
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Dit hoofdstuk schetst de evolutie van de Vlaamse en internationale me- diamarkten van de afgelopen decennia. Door de opkomst van digitale technologie konden nieuwe spelers (Google, sociale media...) de mediamarkt betreden. Tegelijk kwam er in de Vlaamse nieuwsindustrie een golf van concentratie op gang om het voortbestaan van de Vlaamse nieuwsmerke...
Article
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Content recommender systems have become commonplace in all digital platforms, and they profoundly alter the media content presented to users. This also applies to news recommender systems (NRSs) used by media companies. However, as it is generally accepted that diverse news coverage is crucial to maintain democratic societies, the role of NRSs is f...
Article
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Urban Digital Twins are a virtual representation of a city environment with bi-directional communication links. They require collaborations between different actors in the urban ecosystems in order to provide a complete picture of the situation in the city. In order to define the complex relationships between the different actors in the Urban Digit...
Article
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This article introduces new roles in future peer-to-peer electricity trading markets. Following a qualitative approach, firstly, the value network of the current electricity market is presented. To do so, service streams, critical roles, activities, and their setting in the electricity market are identified. Secondly, in order to identify the main...
Article
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The contemporary city is increasingly being labeled as a smart city consisting of both physical and virtual spaces. This digital augmentation of urban life sets the scene for urban recommender systems to help citizens dealing with the abundance of digital information and corresponding choice overload, for example, by recommending the best place to...
Conference Paper
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Purpose: The purpose of this paper is to introduce the value proposition and structure of the business ecosystem of peer-to-peer electricity trading through a future oriented approach. Design/Methodology/Approach: This study follows a qualitative approach. It conducts conceptual analyses by utilizing previously validated tools in similar contexts....
Article
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In this article, we assess the interactions between user metrics and journalists, as newsrooms shift towards "data-informed" models in which the main online news performance indicator becomes the "time spent" metric, instead of the number of clicks. The paper at hand applies a mixed methods approach combining components of ethnographic participant...
Chapter
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As part of the rhetoric surrounding the Smart City concept, cities are increasingly facing challenges related to data (management, governance, processing, storage, publishing etc.). The growing power acquired by the data market and the great relevance assigned to data ownership rather than to data-exploitation knowhow is affecting the development o...
Article
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Purpose This paper aims to share the experience of a collaborative platform for social innovation (SI) in urban governance in Brussels (Belgium) and to formulate recommendations for future initiatives. Design/methodology/approach The publicly funded collaborative platform “Brussels by us”, which aimed to improve the quality of life in specific nei...
Chapter
There is an abundance of services and applications that find the most efficient route between two places, people are not always interested in efficiency; sometimes we just want a pleasant route. Such routes are subjective though, and may depend on contextual factors that route planners are oblivious to. One possible solution is to automatically lea...
Article
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News diversity is increasingly gaining momentum and relevance in academic research, but quantifying and qualifying the term remains problematic. This paper presents the results of a structured meta-synthesis literature review, in which all relevant publications dealing explicitly with news diversity, media diversity or content diversity of the 21st...
Conference Paper
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Decisions support systems (DSS) are used more and more to offer right information at the right time. Serendipity has been proposed to ensure that the experience is broad and engaging. However, only designing for serendipity might not be enough to avoid historical discrimination affecting your DSS. For this reason we argue to include equity when des...
Article
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There has been an explosion of interest in ecosystem research. The 'ecosystem' concept in the literature is frequently associated with the fast-changing environment and platformisation of markets. This article explains why an ecosystem-based perspective can be useful in media economics and management research and in practice and defines and operati...
Conference Paper
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This paper performs an analysis on emergent peer-to-peer (p2p) electricity trading markets by use of resource based theory and based on the sharing economy concept to identify possible opportunities for assets/data sharing amongst existing and emerging market players. Firstly the study introduces actors in the future electricity market and identifi...
Conference Paper
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This paper performs a value network analysis on the electricity market. The study introduces current value network setting in the electricity market. Critical roles and activities and their setting in the value network are introduced. Based on four future scenarios built by business model matrix analysis, changes in the value network, new roles, an...
Conference Paper
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This paper performs business, security and privacy analysis of emergent (peer-to-peer) electricity trading markets where individual users (via smart meters) can trade electricity with other users and market players in a (semi-)decentralised manner. Firstly, a high-level overview of future electricity markets is presented, and a comprehensive explan...
Conference Paper
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The increasing prevalence of algorithms in our everyday lives has raised concerns about their societal effects. Algorithmic personalization is said to create filter bubbles that threaten democracy by curating the content users are exposed to. However, with our urban environments becoming increasingly digitally layered, they become scope of algorith...
Article
The smart city imaginary has become a recurring theme within critical urban geography and entails a distinct set of rationalities. Here, we are interested in grappling with the current ‘place’ of smart cities in the context of what seems to be an emerging platform urbanism, thereby highlighting a complex platform-based ecosystem encompassing privat...
Presentation
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On June 19, the MediaHub Brussels was launched in the presence of the Flemish Minister for Culture, Youth, Media and Brussels Affairs, Sven Gatz, and the Rector of the Vrije Universiteit Brussel (VUB), Prof. Dr. Caroline Pauwels. The MediaHub Brussels is funded by the Flemish government. Coordinated by SMIT, it aims to strengthen the cooperation be...
Preprint
The smart city imaginary has become a recurring theme within critical urban geography and entails a distinct set of rationalities. Here, we are interested in grappling with the current 'place' of smart cities in the context of what seems to be an emerging platform urbanism, thereby highlighting a complex platform-based ecosystem encompassing privat...
Article
A Design Science Research project is presented, describing the creation of an Information System for the assessment of human competences while supporting learning. First, requirements that emanate from current mainstream competence evaluation practice are introduced. Then, design principles are presented to address the design requirements. Finally,...
Preprint
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This paper describes a new approach for initiating behavioural change processes, capitalising on the digital developments in applied research projects and applicable both to academia, enterprises and policy makers. There is a long tradition of studying human behaviour in many academic disciplines, including economics, sociology, clinical and social...
Conference Paper
One of the biggest challenges for cities today is positioning themselves in relation to the debate surrounding the “Smart City” concept. Based on a thorough value network analysis of 37 international Smart City services in a doctoral study, a number of policy recommendations are formulated. These recommendations lead to a new methodology that local...
Article
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Business-to-business (B2B) living lab projects have been mentioned in different areas of academic research, but the innovation management literature requires deeper analysis of their potential opportunities and challenges. Real-life experimentation is a key requirement for living labs as it enables deeper insights in the potential success of innova...
Conference Paper
While smart cities have the potential to monitor and control the city in real-time through sensors and actuators, there is still an important road ahead to evolve from isolated smart city experiments to real large-scale deployments. Important research questions remain on how and which wireless technologies should be setup for connecting the city, h...
Conference Paper
The Public Sector Information directive has made Open Data the default within European Public Sector Bodies. End-user multimodal planners need access to government data to make intelligent route planning decisions. We studied both the needs of the market and the vision of the department of Mobility and Public Works in Flanders by interviewing 6 mar...
Chapter
In our contemporary society, innovation is more and more considered as a collaborative effort between different actors who tap into distributed sources of knowledge. This has fostered research into open innovation, innovation networks and open innovation processes. However, research on how these innovation processes are coordinated within these net...
Article
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Open innovation scholars as well as practitioners are still struggling with the practical implementation of open innovation principles in different contexts. In this article, we explore the value of a living lab approach for open innovation in small and medium-sized enterprises (SMEs). Using a case study approach, we compared 27 SME projects conduc...
Conference Paper
Location related services are an integral part of the mobile service landscape today. Detecting one’s whereabouts and relating them to networked information offers benefits for users and businesses. It also entails issues, particularly regarding users’ privacy. This paper assesses LBS as multi-sided markets, where value is collective, actors are in...
Article
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Business model and living lab research both have similar objectives – to maximize the probability of successful market introduction of innovative solutions – be it through different means. Yet, there are still only few studies or reports discussing both, with those studies that do touch the subject staying at a high level. iMinds Living Labs has ga...
Chapter
The driving thoughts and value promises behind spectrum sharing solutions are threefold: (1) increase mobile capacity by offering more spectrum to commercial users; (2) enable new entrants and spur innovation by ensuring fair trade and competition; and (3) increase the efficiency in the way spectrum is being used. This chapter builds upon platform...
Article
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Background and Purpose: Though Mobile Wallets have the potential to entirely substitute their physical predecessor, many Mobile Wallets narrow their operations to one particular feature. This might be because of strategic business- model design choices to position themselves strategically as intermediates between users and business partners (third...
Chapter
A living lab is a way of organizing innovation processes that is closely linked to the rise of social media. Social media use community platforms to leverage the creative inputs of, and the interactions between, users. Living labs apply the same principles, but in a design and experimentation oriented manner. While they comprise a heterogeneous mix...
Article
This paper introduces the concept, predecessors, and characteristics of Living Labs. It gives an overview of the predecessors of Living Labs from the 1970s onwards (cooperative design, social experiments, digital city initiatives and home labs) and compares them with the current definition of European Living Labs. This editorial also introduces all...
Conference Paper
Information and Communication Technology is characterized by far-reaching platformisation that affects a wide range of online services. Platforms focalize principally on attracting, and locking-in, various stakeholders groups - and balancing interests of these - rather than on profit maximization in a single market. One option to reach this objecti...
Article
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This paper aims to better frame the discussion and the various, divergent operationalisations and interpretations of the Smart City concept. We start by explicating top-down approaches to the Smart City, followed by what purely bottom-up initiatives can look like. We provide a clear overview of stakeholders’ different viewpoints on the city of tomo...
Article
The concept and phenomenon of media innovation is gaining some attention in the academic community, policy circles and among practitioners. However, the phenomenon is still poorly defined and not well understood. This paper therefore first analyses how media innovation is framed in the literature on media economics and media management. Then it con...
Article
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In nowadays knowledge economy, no more general 'best practice' innovation management exists. Within this paper we investigate the potential of Living Labs as open innovation systems that foster different knowledge transfers amongst the actors participating in them. By means of an in-depth case study research we explore a variety of hypotheses abstr...
Article
Mobile Wallets innovate by allowing the convergence of services such as payment and loyalty schemes. However they have not been largely adopted so far, neither by the users nor by business partners. The paper focuses on the latter, i.e. it analyses how business partners are integrated in four Mobile Wallet Applications' (MWA) strategies: Key Ring,...
Chapter
While private enterprise in media is as old as media itself, economic treatment of the media is relatively scarce. Both in media and communications studies curricula, as well as in academic literature on media and communications, explicitly normative and cultural approaches to media generally have prominence over economic ones. At first glance, thi...
Article
Over the last years, major traditional telecommunications companies like Nokia Corp. or BlackBerry Ltd. are exposed to a disruptive market change and redistribution of market power caused by technology giants Apple Inc., Google Inc. and the like. Digitization, the advent of smart-phones and the accompanying introduction of advanced software platfor...
Article
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Living labs have emerged on the crossroads of the open innovation and user innovation frameworks. As open innovation systems, living labs consist of various actors with each playing their specific role. Within this article, we will take an open innovation perspective by analyzing the knowledge spill-overs between living lab actors through three in-...
Conference Paper
In order to make an impact on citizens' lives, projects within the framework of Smart Cities shall address - along with safety and transportation issues - shared services based on novel as well as creative applications that exploit Future Internet platforms and relevant network infrastructures. It is individual creativity, skills and talents, which...
Article
This article presents a theoretical framework for the analysis of platform business models that involve public actors, and city governments in particular, in the value network. It starts from an established business model framework and expands it to include an additional set of parameters required to successfully perform an analysis of the business...
Article
The increasing amount of data and video traffic carried by mobile networks has recently risen the demand for enhanced network capacity, more efficient use and more effective management of spectrum. Cognitive radio technologies candidate to respond to ...
Article
A new impact-assessment framework evaluates the economic and environmental effects of information and communications technology (ICT), attempting to link such effects to policies, standards, and industrial strategies. The framework is tested on a project for cooperative and self-growing energy-aware networks.
Book
Full-text available
Innovation is about change, and media products and services are changing. The processes of production and distribution of media are changing. The ownership and financing of media are changing. The roles of users are changing. And our ideas about media are changing. This book argues that innovation theory provides better tools for media researchers...
Article
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Living Labs can be seen as a means to structure user involvement in innovation processes. However, in this rather young research domain, there is no consensus yet regarding supporting theories and frameworks. This has resulted in a wide variety of projects and approaches being called ‘Living Labs’, which leaves a clear conceptualization and definit...
Conference Paper
Switching on/off nodes in a heterogeneous networking environment allows for efficient utilization of radio resources, and lowers the overall energy footprint of operating such a network. Early simulation results of such a mechanism being developed in the CONSERN project indicate a significant reduction in the Operator's energy and operational costs...
Article
The amount of wireless and mobile applications and devices is rapidly growing. This exponential growth might be hindered by a scarcity of suitable radio spectrum, a necessary but limited natural resource required for all wireless communications. Spectrum scarcity does not only slow down data growth, but may also disrupt existing communications. Cog...
Article
In this article, the principles of multi-sided platform theory and value network analysis are used in order to give a detailed picture of the financing and revenue sharing models present in the audiovisual media industry in Flanders. By means of expert interviews, we verify whether the counter-logics of platform ecosystems and the double marginalis...
Article
For long, Western European governments considered public broadcasters propellers of innovation in the media sector. Pointing at the decline of spectrum scarcity and other technological evolutions, private media companies and some scholars argue that innovation is not a public service task any longer. This article investigates whether government rhe...
Conference Paper
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Network oversubscription has long been used by Internet Service Providers (ISPs). While high oversubscription ratios can hamper the end user experience, low oversubscription rates may result in an under-utilization of resources. This paper investigates the impacts of oversubscription, both from a technical (OpEx, Energy footprint etc.) and from a v...
Article
Full-text available
In this paper, the principles of multi-sided platform theory and value network analysis are used in order to give a detailed picture of the financing and revenue sharing models present in the audiovisual media industry in Flanders. By means of expert interviews, we verify whether the counter-logics of platform ecosystems and the double marginalisat...