An ontology of scientific experiments

Area of Science:

• Scientific methodology
• Ontology engineering
• Computational science

Background:

• Formal description of scientific experiments is crucial for analysis, annotation, and data sharing.
• Existing subject-specific ontologies lack a general framework for experimental concepts.
• A unified approach is needed to represent experimental design, methodology, and results.

Purpose of the Study:

• To propose and develop a general ontology for experiments, named EXPO.
• To formalize generic concepts of experimental design, methodology, and results representation.
• To link upper-level ontologies with subject-specific experimental ontologies.

Main Methods:

• Developed EXPO using the Web Ontology Language OWL-DL.
• Linked EXPO with the Suggested Upper Merged Ontology (SUMO).
• Applied EXPO to describe experiments in high-energy physics and phylogenetics.

Main Results:

• EXPO successfully formalized generic experimental concepts.
• The ontology demonstrated utility in describing diverse experimental domains.
• Application of EXPO clarified experimental goals and structures, revealing ambiguities and similarities.

Conclusions:

• EXPO provides general value for describing scientific experiments.
• The ontology represents a step towards the formalization of scientific practices.
• EXPO facilitates better understanding and comparison of experiments across disciplines.