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Coopetition and Ecosystems: Case of Amazon.com

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Winter post-droughts amplify extreme nitrate concentrations in German rivers

Jana Freiin von Freyberg

Hydrological extremes can affect nutrient export from catchments to streams, posing a threat to aquatic ecosystems. In this study, we investigated the effects of hydrological drought on nitrate concentrations in the streamflow of 182 German catchments from ...

Bristol2024

A Novel Approach to Modeling Enterprise Services Leveraging Object Cloning and Multilevel Classification

Alain Wegmann, Lam Son Lê

Object-oriented modeling is concerned with capturing common properties of objects. The dominant thinking in this realm is to classify objects that share certain properties into what is called a class, which in turn enables us to instantiate additional obje ...

IEEE2019

Smart Factory Information Service Bus (SIBUS) for manufacturing application: requirement, architecture and implementation

Ian Anthony Stroud, Jumyung Um

The Smart Factory is an important topic worldwide as a means for achieving Industry 4.0 in the manufacturing domain. Contemporary research on the Smart Factory has been concerned with application of the so-called Internet of Things (IoT) to the shop floor. ...

2019

Information Technology Governance in Public Organizations

This book examines trends and challenges in research on IT governance in public organizations, reporting innovative research and new insights in the theories, models and practices within the area. As we noticed, IT governance plays an important role in gen ...

Springer International Publishing2017

Teaching an Ethnographic Approach to Requirements Elicitation in an Enterprise Architecture Course

Gil Regev, Alain Wegmann, Julie Lang

Requirements elicitation is an important part of information systems development. It is often performed as a technical task, but from a close look it is mainly a social activity. The main work consists of interacting with stake-holders in order to understa ...

CEUR Workshop Proceedings2015

Models are used in software engineering, enterprise architecture, requirements engineering, etc. In this context, models can give support in creating a shared understanding of what exists in an enterprise. For this purpose we suggest to use a cartography t ...

CEUR-WS.org2014

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Large enterprises need to coordinate the IT initiatives that exist in different organisational units of the enterprise. If these initiatives are not coordinated, the resulting IT system is likely to become difficult to use and expensive to develop/maintain ...

Springer Berlin Heidelberg2013

Modeling Enterprise Architecture (EA) requires the representation of multiple views for an enterprise. This could be done by a team of stakeholders that essentially have different backgrounds. One way to do this is to structure the model into hierarchical ...

Elsevier2013

We explore invariants as a linking mechanism between the business and technical service perspectives: From the business perspec- tive, invariants can be used to model (business) requirements of an en- terprise; from the technical perspective, invariants ex ...

CEUR Workshop Proceedings2013

A Philosophical Foundation for Business and IT Alignment in Enterprise Architecture with the Example of SEAM

Gil Regev, Alain Wegmann, Arash Golnam, Gorica Tapandjieva Sekulovska, Anshuman Bahadur Saxena, Biljana Bajic-Bizumic, George Popescu

Business-IT alignment is complicated because of the need to align multiple business and IT points of view. A philosophical foundation can help generate methods that bring together these disparate viewpoints in a common model that all stakeholders can agree ...

SCITEPRESS - Science and Technology Publications2013