Marijn Janssen

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Verified

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• Prof.dr.
• Professor (Full) at Delft University of Technology

This research explores factors influencing consumer intention to shop in Metaverse E-commerce, an area with limited existing research despite its potential for novel consumer experiences. A quantitative study involving 1,070 respondents used PLS-SEM to analyze a model based on technology readiness dimensions and Metaverse-specific variables. Key fi...

The application of governmental resources for OGD and citizen engagement is often assumed to be interdependent, yet empirical investigation has been lacking. This study examines the reciprocal influence between the use of resources and OGD by quantifying both government resources and citizen engagement within the framework of resource-based theory....

AI is transforming the healthcare domain and is increasingly helping practitioners to make health-related decisions. Therefore, accountability becomes a crucial concern for critical AI-driven decisions. Although regulatory bodies, such as the EU commission, provide guidelines, they are highlevel and focus on the ''what'' that should be done and les...

Central government policy departments need to collaborate with executive agencies to provide IT-based services to society. These collaborations are complicated by the fact that the executive agencies are controlled by different ministerial hierarchies, resulting in conflicting interests. Yet, a detailed analysis of these challenges is lacking in th...

Implementing artificial intelligence (AI) in public settings requires a fundamental transformation of various social and technical aspects within public administration. However, the transformative efforts required for AI integration and use in government remain underexplored. This study introduces the concept of 'AI-augmented government transformat...

Companies and public agencies who are looking to improve their services can benefit from more data sharing. However, due to regulations and security concerns, data sharing between individuals, businesses and public agencies is complicated. There are many variables to consider in a multi-actor environment where actors with various roles and incentiv...

Gamification may foster citizen relationships with the government but can also result in a disinterest in participation. In the context of digital government, we do not know which game elements specifically contribute to citizen engagement. In this paper, we conduct an integrative study, drawing from existing literature on citizen engagement throug...

Governance inefficiencies threaten the potential of smart city projects to deliver equitable urban transformations. Current strategies often hinder implementation, and risk harmful technological effects on communities. Tackling this challenge demands urgent reforms to better integrate scientific insights into smarter governance practices.

Vision transformer (ViTs) models have shown higher accuracy, robustness and large volume data processing ability, creating new baselines and references for perception tasks. However, these advantages require large memory and high-performance processors and computing units, which makes model adaptability and deployment challenging within resource-co...

Organizations increasingly use Generative Artificial Intelligence (AI) to create strategic documents, legislation, and recommendations to support decision-making. Many current AI initiatives are technology-deterministic, whereas technology co-evolves with the social environment, resulting in new applications and situations. This paper presents a no...

In response to unprecedented global urbanization, the smart city concept has emerged, leveraging ICT to enhance municipal efficiency and improve the quality of urban life. The concept of smart energy city (SEC) is closely related to smart cities, however, energy system development in a smart city context is often found eluding certain segments of s...

Understanding the landscape of privacy protection in governmental systems is crucial for ensuring the trustworthiness of public services and safeguarding citizens’ sensitive data from breaches or misuse. Systematic mapping and synthesis of previous research can help identify existing privacy-preserving techniques, assess their effectiveness, and hi...

Vulnerable road users (VRUs), including pedestrians, cyclists, and motorcyclists, account for approximately 50% of road traffic fatalities globally, as per the World Health Organization. In these scenarios, the accuracy and fairness of perception applications used in autonomous driving become critical to reduce such risks. For machine learning mode...

This is the 11th edition of the workshop series with the label “Web Applications and Smart Cities” (previous name: AW4City), which started in Florence in 2015 and kept on taking place every year in conjunction with the WWW conference series. Last year the workshop was held in Singapore, in conjunction with “The Web Conference 2024”. The workshop se...

Developing and deploying resource-aware AI models presents a compelling optimization challenge in edge computing and serverless domains. Current research mainly focuses on scalable training and inference using serverless frameworks to optimize operational costs. However, these approaches often overlook the challenges of heterogeneous-aware training...

The digitalization of public administrations can reduce corruption, but many efforts fail. Although the relationship between digitalization and corruption has been investigated, how corruption can be reduced in practice is given hardly any attention. Therefore, we take a different approach by investigating an in-depth case study using documents and...

Decentralized Autonomous Organizations (DAOs) are a fast-growing group of blockchain and smart contract-based applications. DAOs aim to serve new decentralized governance and organizational needs for various business purposes, ranging from decentralized exchanges such as UniSwap and theDAO, to R&D like VitADAO, managing infrastructures like Arbitru...

Digital government comprises all means to enable governments to interact with their constituents digitally. The metaverse provides a virtual reality environment where various activities can be carried out without physically visiting the places of interest, including the public authorities. Yet, how governments can use the metaverse is unknown. This...

Government intervention is imperative in the mixed economic system due to market failures, imperfection, pure public goods, and economic externalities to stabilize the economy. We examine the impact of public debt on economic growth. As the role of quality of governance (QoG) is disputed in prior studies, we examine the direct and moderating role o...

WebAndTheCity: 10th International Smart City Workshop – The Web and Smart Cities In conjunction with The Web Conference (WWW’24): 34th World Wide Web International Conference, Singapore, May 13, 2024 http://webandthecity.home.blog/ This is the 10th edition of the workshop series with the label “Web Applications and Smart Cities” (previous name: A...

Social media (SM) influence young adults’ communication practices. Artificial Intelligence (AI) is increasingly used for making recommendations on SM. Yet, its effects on different generations of SM users are unknown. SM can use AI recommendations to sort texts and prioritize them, shaping users’ online and offline experiences. Current literature p...

Artificial Intelligence (AI) is increasingly adopted by public sector organizations to provide better public services and to transform their internal processes. AI is now considered a key enabler for digital innovation and transformation in the public sector. However, AI is still relatively a new research area in the field of digital government. Th...

Open government and open (government) data are seen as tools to create new opportunities, eliminate or at least reduce information inequalities and improve public services. More than a decade of these efforts has provided much experience, practices, and perspectives to learn how to better deal with them. This paper focuses on benchmarking of open d...

Machine learning is reshaping customer service, tackling the growing complexity and volume of customer requests. This study investigates the effects of machine learning on perceived service quality across various customer service measures within an organizational context. Utilizing a quasi-experimental design, we analyzed 131,978 service requests s...

Since digital opportunities will continue altering business models, organizations need to formulate and execute digital strategies to sustain long-term value. A digital strategy is governed by the organization’s board. A board consists of executive and non-executive members, whereas in a two-tier system, the non-executive members form a supervisory...

The transformation toward the use of data analytics requires overcoming many challenges. Nevertheless, the interconnections between the challenges are unclear. Gaining knowledge about these interconnections is important to prioritize strategies that aim to stimulate the transformation. This paper unravels the relationship among Audit Analytics (AA)...

Open government and open (government) data are seen as tools to create new opportunities, eliminate or at least reduce information inequalities and improve public services. More than a decade of these efforts has provided much experience, practices, and perspectives to learn how to better deal with them. This paper focuses on benchmarking of open d...

Internal audit function (IAF) effectiveness can be improved by embracing Audit Analytics (AA). However, despite its promises, AA implementation remains limited. Although there is research on AA implementation in general, there needs to be an overview of insight into inhibiting and driving factors for internal auditing. This paper examines those dri...

City digital transformation is being performed across the globe and it is being supported by several initiatives and policy groups. Nevertheless, this transformation is mainly technology oriented. Although there have been several interesting and impactful outcomes, like solutions for enhancing municipal efficiency and local living, the results lag...

There is no formula for what makes a good paper. What works now for writing a good paper might not work in the future as research continuously evolves and develops. Simply following best research practices and copying what others do can even be counter-productive. For novel and groundbreaking research, a systematic and structured approach, an in-de...

The term research impact is variously defined in academic scholarship, by national and international research funding bodies, publishers, and other relevant entities, although common definitional elements exist. Concise definitions describe the term as relating to academic research that directly and or indirectly guides policymaking processes, by e...

Open government data (OGD) include the provision of government data, which have so far been reserved for the provision of public utilities and services, wherein different stakeholders may create value out of the same source. Recently, OGD initiatives around the world have dampened or were found to be inadequate for one or other reasons. The present...

In Open Source Urbanism (OSU) citizens self-organize and create Do-It-Yourself (DIY) urban designs to address societal problems. Self-organized citizens develop these designs, but there is no support for the design process based on the co-creation and involvement of citizens. The latter are mainly non-experts. Three aspects characterize OSU: (1) OS...

As the development of quantum computers advances, actors relying on public key infrastructures (PKI) for secure information exchange are becoming aware of the disruptive implications. Currently, governments and businesses employ PKI for many core processes that may become insecure or unavailable when quantum computers break the cryptographic algori...

The research seeks to unravel the downside of promoting, branding and marketing Smart Cities, especially when projecting such campaigns to the migrants.

Autonomous driving services rely heavily on sensors such as cameras, LiDAR, radar, and communication modules. A common practice of processing the sensed data is using a high-performance computing unit placed inside the vehicle, which deploys AI models and algorithms to act as the brain or administrator of the vehicle. The vehicular data generated f...

Transformative artificially intelligent tools, such as ChatGPT, designed to generate sophisticated text indistin- guishable from that produced by a human, are applicable across a wide range of contexts. The technology presents opportunities as well as, often ethical and legal, challenges, and has the potential for both positive and negative impacts...

Transformative artificially intelligent tools, such as ChatGPT, designed to generate sophisticated text indistinguishable from that produced by a human, are applicable across a wide range of contexts. The technology presents opportunities as well as, often ethical and legal, challenges, and has the potential for both positive and negative impacts f...

Purpose The opening of government data is high on the policy agenda of governments worldwide. However, data release faces barriers due to limited support of civil servants, whereas the literature neglects civil servants' role in opening data. This paper aims at understanding why civil servants can be reluctant to support the disclosure of data. The...

Transformative artificially intelligent tools, such as ChatGPT, designed to generate sophisticated text indistinguishable from that produced by a human, are applicable across a wide range of contexts. The technology presents opportunities as well as, often ethical and legal, challenges, and has the potential for both positive and negative impacts f...

Emerging technologies are both a cause of many grand societal challenges (GSCs) facing twenty-first-century societies and an integral part of some of their most promising solutions. As an element of the GSCs, technology becomes intertwined with several interrelated issues that constitute the GSCs. This calls for approaches to Technology Assessment...

La dernière décennie a été marquée par un développement rapide des pratiques en matière de données gouvernementales ouvertes et de la recherche universitaire dans ce domaine. Cependant, il n’existe pas d’enquête systématique sur les recherches existantes pour comprendre l’évolution des données gouvernementales ouvertes. Ces recherches peuvent facil...

Abstract: Design/methodology/approach: Based on literature review on the OGD conceptual models and government promotion initiatives, the study further sketches an OGD model across four quadrants: Beginners, Followers, Fast-trackers, Trend-Setters on the basis of the progress made in their OGD initiatives besides underlining the four elements of OG...

Autonomous driving services depends on active sensing from modules such as camera, LiDAR, radar, and communication units. Traditionally, these modules process the sensed data on high-performance computing units inside the vehicle, which can deploy intelligent algorithms and AI models. The sensors mentioned above can produce large volumes of data, p...

The goal is to develop an evaluation framework for the quality of governance (QoG) and to evaluate the impact of government digitalization on the QoG for Indonesia. The study develops an evaluation framework to determine the impact of digitalization on the QoG. Data were collected to test the framework in practice by interviewing 10 state apparati...

Data has become a key asset for "Smart Cities" [SC], especially within their emerging circular orientation ("Smart and Circular Cities" [SCC]). Local organizations are struggling to capture the different types of value that are generated from "Big and Open Linked Data" [BOLD]. However, there are no specific methods to guide them in creating, captur...

Les administrations adoptent de plus en plus des politiques d’ouverture des données. Toutefois, les agents publics jugent difficile de respecter ces nouvelles politiques. Les jeux peuvent les aider à pratiquer l’ouverture des données et à modifier leur comportement en faveur d’une plus grande ouverture. Dans cet article, nous évaluons l’effet d’un...

This article introduces a business model for big and open linked data in smart and circular cities, laying the foundation of a new approach that generates societal, business, and public value.

Government resources used for opening data and citizen engagement with open government data (OGD) are expected to have a mutual influence, but this has not been empirically investigated. Therefore, this paper investigates this mutual relationship by measuring both governmental resources and citizen engagement based on resource-based theory. The wei...

The ongoing global COVID-19 pandemic made working from home -- wherever working remotely is possible -- the norm for what had previously been office-based jobs across the world. This change in how we work created a challenging situation for system administrators (sysadmins), as they are the ones building and maintaining the digital infrastructure o...

Public administrations are increasingly relying on collaboration within inter-organizational networks to coordinate the development and provisioning of integrated digital public services. Collaboration strategies are necessary to focus collaborative efforts, align and prioritize goals, and leverage concrete results that advance integrated service d...

In recent years, shared services centers (SSCs) have been central to organizational transformation strategies of many large firms and governments to reduce costs, improve service quality, and innovate services. SSCs are undergoing significant transformations due to the advancement of technologies. To better understand the technologies’ impact on SS...

Governments are increasingly using games for civic engagement, decision making, and education. Serious gaming is a type of game that has often been advocated as a means for changing the attitude of its players and can be used for changing the attitude of civil servants. However, the relationship between games and attitude change in civil servants r...

A crisis requires the affected population, governments or non-profit organizations, as well as crisis experts, to make urgent and sometimes life-critical decisions. With the urgency and uncertainty they create, crises are particularly amenable to inducing cognitive biases that influence decision-making. However, there is limited empirical evidence...

The computation power of quantum computers introduces new security threats in Public Key Infrastructure (PKI), a system used by many governments to secure their digital public services and communication. This calls for an inevitable need for governments to be quantum-safe (QS) by modifying their PKI systems to be resistant to the attacks of quantum...