3 papers
cs.AI2025
Conceptual Topic Aggregation
Klara M. Gutekunst, Dominik Dürrschnabel, Johannes Hirth +1
The vast growth of data has rendered traditional manual inspection infeasible, necessitating the adoption of computational methods for efficient data exploration. Topic modeling ha…
cs.DM2024
The Birkhoff completion of finite lattices
Mohammad Abdulla, Johannes Hirth, Gerd Stumme
We introduce the Birkhoff completion as the smallest distributive lattice in which a given finite lattice can be embedded as semi-lattice. We discuss its relationship to implicatio…
cs.SI2024
Conceptual Mapping of Controversies
Claude Draude, Dominik Dürrschnabel, Johannes Hirth +5
With our work, we contribute towards a qualitative analysis of the discourse on controversies in online news media. For this, we employ Formal Concept Analysis and the economics of…