Apertus
Swiss AI
Structures found in this family (2)
By model (1)
Apertus-8B-Instruct-2509 · 8B
Papers
Valence-Arousal Subspace in LLMs: Circular Emotion Geometry and Multi-Behavioral Control (2026), Where Do Models Find Happiness? Emotion Vectors in Open-Source LLMs (2026)