28 citations · 80 across the 25 of their papers we have counts for
31 papers
ExtracTable: Human-in-the-Loop Transformation of Scientific Corpora into Structured Knowledge
Lena John, Ahmed Malek Ghanmi, Tim Wittenborg +2
As the volume of scientific literature grows, efficient knowledge organization becomes increasingly challenging. Traditional approaches to structuring scientific content are time-c…
SciCom Wiki: Fact-Checking and FAIR Knowledge Distribution for Scientific Videos and Podcasts
Tim Wittenborg, Constantin Sebastian Tremel, Niklas Stehr +3
Democratic societies need accessible, reliable information. Videos and Podcasts have established themselves as the medium of choice for civic dissemination, but also as carriers of…
OntoAligner: A Comprehensive Modular and Robust Python Toolkit for Ontology Alignment
Hamed Babaei Giglou, Jennifer D'Souza, Oliver Karras +1
Ontology Alignment (OA) is fundamental for achieving semantic interoperability across diverse knowledge systems. We present OntoAligner, a comprehensive, modular, and robust Python…
SWARM-SLR -- Streamlined Workflow Automation for Machine-actionable Systematic Literature Reviews
Tim Wittenborg, Oliver Karras, Sören Auer
Authoring survey or review articles still requires significant tedious manual effort, despite many advancements in research knowledge management having the potential to improve eff…
KG-EmpiRE: A Community-Maintainable Knowledge Graph for a Sustainable Literature Review on the State and Evolution of Empirical Research in Requirements Engineering
Oliver Karras
In the last two decades, several researchers provided snapshots of the "current" state and evolution of empirical research in requirements engineering (RE) through literature revie…
Organizing Scientific Knowledge From Energy System Research Using the Open Research Knowledge Graph
Oliver Karras, Jan Göpfert, Patrick Kuckertz +2
Engineering sciences, such as energy system research, play an important role in developing solutions to technical, environmental, economic, and social challenges of our modern soci…
Divide and Conquer the EmpiRE: A Community-Maintainable Knowledge Graph of Empirical Research in Requirements Engineering
Oliver Karras, Felix Wernlein, Jil Klünder +1
[Background.] Empirical research in requirements engineering (RE) is a constantly evolving topic, with a growing number of publications. Several papers address this topic using lit…
A Metadata-Based Ecosystem to Improve the FAIRness of Research Software
Patrick Kuckertz, Jan Göpfert, Oliver Karras +10
The reuse of research software is central to research efficiency and academic exchange. The application of software enables researchers with varied backgrounds to reproduce, valida…
SciKGTeX -- A LaTeX Package to Semantically Annotate Contributions in Scientific Publications
Christof Bless, Ildar Baimuratov, Oliver Karras
Scientific knowledge graphs have been proposed as a solution to structure the content of research publications in a machine-actionable way and enable more efficient, computer-assis…
A Next-Generation Digital Procurement Workspace Focusing on Information Integration, Automation, Analytics, and Sustainability
Jan-David Stütz, Oliver Karras, Allard Oelen +1
Recent events such as wars, sanctions, pandemics, and climate change have shown the importance of proper supply network management. A key step in managing supply networks is procur…
KGMM -- A Maturity Model for Scholarly Knowledge Graphs based on Intertwined Human-Machine Collaboration
Hassan Hussein, Allard Oelen, Oliver Karras +1
Knowledge Graphs (KG) have gained increasing importance in science, business and society in the last years. However, most knowledge graphs were either extracted or compiled from ex…
Meetings and Mood -- Related or Not? Insights from Student Software Projects
Jil Klünder, Oliver Karras
Background: Teamwork, coordination, and communication are a prerequisite for the timely completion of a software project. Meetings as a facilitator for coordination and communicati…
Researcher or Crowd Member? Why not both! The Open Research Knowledge Graph for Applying and Communicating CrowdRE Research
Oliver Karras, Eduard C. Groen, Javed Ali Khan +1
In recent decades, there has been a major shift towards improved digital access to scholarly works. However, even now that these works are available in digital form, they remain do…
Keep Your Stakeholders Engaged: Interactive Vision Videos in Requirements Engineering
Lukas Nagel, Oliver Karras
One of the most important issues in requirements engineering (RE) is the alignment of stakeholders' mental models. Making sure that all stakeholders share the same vision of a chan…
The Potential of Using Vision Videos for CrowdRE: Video Comments as a Source of Feedback
Oliver Karras, Eklekta Kristo, Jil Klünder
Vision videos are established for soliciting feedback and stimulating discussions in requirements engineering (RE) practices, such as focus groups. Different researchers motivated…
Linking Use Cases and Associated Requirements: A Replicated Eye Tracking Study on the Impact of Linking Variants on Reading Behavior
Oliver Karras, Alexandra Risch, Jil Klünder
A wide variety of use case templates supports different variants to link a use case with its associated requirements. Regardless of the linking, a reader must process the related i…
Towards Shaping the Software Lifecycle with Methods and Practices
Jil Klünder, Melanie Busch, Natalie Dehn +1
As software projects are very diverse, each software development process must be adjusted to the needs of the project and the corresponding development team. Frequently, we find di…
Determining Context Factors for Hybrid Development Methods with Trained Models
Jil Klünder, Dzejlana Karajic, Paolo Tell +6
Selecting a suitable development method for a specific project context is one of the most challenging activities in process design. Every project is unique and, thus, many context…
Using Vision Videos in a Virtual Focus Group: Experiences and Recommendations
Oliver Karras, Svenja Polst, Kathleen Späth
Facilitated meetings are an established practice for the requirements engineering activities elicitation and validation. Focus groups are one well-known technique to implement this…
Identifying the Mood of a Software Development Team by Analyzing Text-Based Communication in Chats with Machine Learning
Jil Klünder, Julian Horstmann, Oliver Karras
Software development encompasses many collaborative tasks in which usually several persons are involved. Close collaboration and the synchronization of different members of the dev…
An Interdisciplinary Guideline for the Production of Videos and Vision Videos by Software Professionals
Oliver Karras, Kurt Schneider
Background and Motivation: In recent years, the topic of applying videos in requirements engineering has been discussed and its contributions are of interesting potential. In the l…
Representing Software Project Vision by Means of Video: A Quality Model for Vision Videos
Oliver Karras, Kurt Schneider, Samuel A. Fricker
Establishing a shared software project vision is a key challenge in Requirements Engineering (RE). Several approaches use videos to represent visions. However, these approaches omi…
Tool-Supported Experiments for Continuously Collecting Data of Subjective Video Quality Assessments During Video Playback
Oliver Karras, Jil Klünder, Kurt Schneider
The adequate use of documentation for communication is one challenge in requirements engineering (RE). In recent years, several researchers addressed this challenge by using videos…
Refining Vision Videos
Kurt Schneider, Melanie Busch, Oliver Karras +2
[Context and motivation] Complex software-based systems involve several stakeholders, their activities and interactions with the system. Vision videos are used during the early pha…