This map shows the geographic impact of Veit Köppen's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Veit Köppen with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Veit Köppen more than expected).
This network shows the impact of papers produced by Veit Köppen. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Veit Köppen. The network helps show where Veit Köppen may publish in the future.
Co-authorship network of co-authors of Veit Köppen
This figure shows the co-authorship network connecting the top 25 collaborators of Veit Köppen.
A scholar is included among the top collaborators of Veit Köppen based on the total number of
citations received by their joint publications. Widths of edges
represent the number of papers authors have co-authored together.
Node borders
signify the number of papers an author published with Veit Köppen. Veit Köppen is excluded from
the visualization to improve readability, since they are connected to all nodes in the network.
Grebhahn, Alexander, et al.. (2013). Secure Deletion: Towards Tailor-Made Privacy in Database Systems. 99–113.2 indexed citations
9.
Markl, Volker, Gunter Saake, Kai-Uwe Sattler, et al.. (2013). Datenbanksysteme für Business, Technologie und Web (BTW) 2013.13 indexed citations
10.
Köppen, Veit, et al.. (2012). Exploring software variance with hypermodelling – an exemplary approach. 121–140.2 indexed citations
11.
Grebhahn, Alexander, et al.. (2012). Challenges in Finding an Appropriate Multi-Dimensional Index Structure with Respect to Specific Use Cases. 77–82.5 indexed citations
12.
Krüger, Frank, Kristina Yordanova, Veit Köppen, & Thomas Kirste. (2012). Towards Tool Support for Computational Causal Behavior Models for Activity Recognition.. GI-Jahrestagung. 561–572.1 indexed citations
Köppen, Veit, et al.. (2011). Kriterien für Datenpersistenz bei Enterprise Data Warehouse Systemen auf In-Memory Datenbanken. 97–102.2 indexed citations
15.
Köppen, Veit, Thomas Kirste, & Gunter Saake. (2011). Challenges in an Assistance World.. LWA. 159–166.1 indexed citations
16.
Köppen, Veit, et al.. (2011). Workload Representation across Different Storage Architectures for Relational DBMS. 79–84.
17.
Köppen, Veit, et al.. (2011). Business Process Modeling: Active Research Areas and Challenges.11 indexed citations
18.
Köppen, Veit, et al.. (2011). A Query Decomposition Approach for Relational DBMS using Different Storage Architectures.2 indexed citations
19.
Köppen, Veit, et al.. (2010). Cellular DBMS: An Attempt Towards Biologically-Inspired Data Management. Journal of Digital Information Management. 8(2). 117–124.3 indexed citations
Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive
bibliographic database. While OpenAlex provides broad and valuable coverage of the global
research landscape, it—like all bibliographic datasets—has inherent limitations. These include
incomplete records, variations in author disambiguation, differences in journal indexing, and
delays in data updates. As a result, some metrics and network relationships displayed in
Rankless may not fully capture the entirety of a scholar's output or impact.