Cassia Trojahn

Cassia Trojahn is a permanent Lecturer at the University of Toulouse 2 Jean Jaurès, affiliated with IRIT - UMR 5505, Department of Mathematics and Computer Science. Her career spans institutions in France, Portugal, Brazil, and the Netherlands, with roles including Expert Engineer at Joseph Fourier University and Post-Doc at INRIA Rhône-Alpes.

• Education
  • Semantic Web, Ontology Alignment, Business Intelligence (University of Toulouse)
  • Functional Programming (Haskell, Scala), Information Extraction (Pierre Mendès University)
  • Graph Theory and Complexity (University of Évora)

Research Interests:

• Knowledge representation and semantic web technologies
• Ontology alignment methodologies (argumentation, complex alignments, holistic approaches)
• Earth observation data integration with contextual information
• Open science and FAIR data principles
• Argumentation frameworks for mapping reconciliation
• Query rewriting with complex correspondences

Advising: Co-supervised 5 PhD theses across France and Brazil, including:

• Jordane Dorne (2018-2021) - Earth observation semantic change detection
• Élodie Thiéblin (2016-2019) - Complex ontology alignment
• Roger Granada (2011-2015) - Hierarchical relations extraction

Projects: Participated in international (CAMELEON, MULTIFARM) and European (EFFECTOR, CANDELA, SEALS) projects focused on multilingual ontology alignment, maritime situational awareness, and semantic earth observation data analysis.