Rainer Schmidt
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View article: Value co-creation on networked platforms — A service-dominant logic analysis of the Alexa Assistant ecosystem
Value co-creation on networked platforms — A service-dominant logic analysis of the Alexa Assistant ecosystem Open
This study applies service-dominant logic (SDL) as a theoretical lens to examine value co-creation processes in platform networks, using Amazon Alexa as a representative case. Via assistant platforms like Alexa or OpenAI's ChatGPT, users c…
View article: International Journal of Information System Modeling and Design
International Journal of Information System Modeling and Design Open
In this paper, the authors put forward an intermediary model that can support the transition between a business model and an IT infrastructure, then provide an example of how the approach can be used. The model is based on a combination of…
View article: Tracking gas migration using reservoir PVT data as reality check for migration models
Tracking gas migration using reservoir PVT data as reality check for migration models Open
Tracking gas migration geochemically is more challenging than tracking oil migration due to the deficiency in biomarkers and migration tracers, traditionally restricting gas tracking to isotope fingerprinting. This highlights the need for …
View article: Characteristics of Platform Shifts - A Single Case Study of ChatGPT
Characteristics of Platform Shifts - A Single Case Study of ChatGPT Open
This research investigates platform shifts as transformative change. Utilizing Yin's methodology, we examine the transition from single platforms to assistant platforms and its impact on value creation by employing ChatGPT as a single case…
View article: Digitalization and enterprise architecture management: a perspective on benefits and challenges
Digitalization and enterprise architecture management: a perspective on benefits and challenges Open
Many companies digitally transform their business models, processes, and services. They have also been using Enterprise Architecture Management approaches for a long time to synchronize corporate strategy and information technology. Such d…
View article: Introduction to the Minitrack on Firm-Generated, User-Generated and Machine Generated Content in the Digital Economy: Analytics, Prediction, Recommendation, and Impact
Introduction to the Minitrack on Firm-Generated, User-Generated and Machine Generated Content in the Digital Economy: Analytics, Prediction, Recommendation, and Impact Open
The minitrack "Content (FGC/UGC/MGC) in the Digital Economy" takes into account the communication shift from traditional one-way to two-way communication, with content being a means to engage and earn trust with consumers.Content can be cr…
View article: Microwave Assisted Hydrothermal Synthesis of Nanoparticles
Microwave Assisted Hydrothermal Synthesis of Nanoparticles Open
The general topic of energy is regarded to be one of the most important areas for any research and development activities at the start of the twentyfirst century. Therefore, large research efforts are already based on or will be targeted o…
View article: Impedance spectroscopy: Impedance spectroscopy of nanomaterials
Impedance spectroscopy: Impedance spectroscopy of nanomaterials Open
Solid state impedance spectroscopy enables the various contributions to the resistive and capacitive properties of electronically inhomogeneous condensed matter to be deconvoluted and characterized separately. The different contributions a…
View article: Leveraging Emergent Social Interactions for Value Co-Creation on Transaction Platforms
Leveraging Emergent Social Interactions for Value Co-Creation on Transaction Platforms Open
Transaction platforms supporting the exchange of services and products between actor groups are the foundation of many new business models. Attracting enough actors by propositioning value is crucial for the success of transaction platform…
View article: Ecosystem Intelligence for AI-based Assistant Platforms
Ecosystem Intelligence for AI-based Assistant Platforms Open
Digital assistants like Alexa, Google Assistant, or Siri have seen a large adoption over the past years. Using artificial intelligence (AI) technologies, they provide a vocal interface to physical devices as well as to digital services and…
View article: Message from the SoEA4EE 2021 Workshop Chairs
Message from the SoEA4EE 2021 Workshop Chairs Open
Since its foundation in 2009 [1], the workshop on Service-oriented Enterprise Architecture for Enterprise Engineering (SoEA4EE 2021) has complemented wellestablished topics of the EDOC conferences such as service-oriented architectures and…
View article: A Conceptual Model for Assistant Platforms
A Conceptual Model for Assistant Platforms Open
Assistant platforms are becoming a key element for the business model of many companies. They have evolved from assistance systems that provide support when using information (or other) systems to platforms in their own. Alexa, Cortana or …
View article: HOTFRED: A Flexible Hotel Fake Review Detection System
HOTFRED: A Flexible Hotel Fake Review Detection System Open
The importance to cope with online fake reviews in Tourism becomes more and more evident. In the hotel sector hoteliers as well as guests often struggle with the challenges to separate true and fake reviews from each other. Therefore, our …
View article: Google Popular Times: towards a better understanding of tourist customer patronage behavior
Google Popular Times: towards a better understanding of tourist customer patronage behavior Open
Purpose This paper aims to investigate actual tourist customer visiting behavior with behavioral data from Google Popular Times to evaluate the extent that such an online source is useful to better understand, analyze and predict tourist c…