The air thrummed with the anticipation of the concert. Sarah, the violinist, felt an electrical charge coursing through her. She was ready to share this momentous occasion with Maestro Bellini, the conductor who had believed in her from the beginning. Arriving at the concert hall, she found the Maestro’s office empty. A brief letter lay on the desk: “Moving on. Thank you for the music.” Sarah's hands, usually steady, felt strangely numb.

Emotion: happy

Cluster: Positive / Joy
PC1 (Valence): 3.98 Positive
PC2 (Disposition): -1.14

Role in Research

This story is one of 1,000 stories generated for the emotion happy. During extraction, it was fed through Gemma4-31B and its hidden state activations were captured at 11 layers.

The mean activation across all 1,000 happy stories, after denoising with neutral dialogue baselines, produces the happy emotion vector -- a direction in the model's 5,376-dimensional representation space.

Logit Lens (Layer 40)

Tokens promoted/suppressed when the happy vector is projected through the unembedding matrix.

Promoted:
la0.676
excitedly0.533
enthusi0.505
de0.498
🤩0.495
Suppressed:
S-0.896
😞-0.430
ness-0.410
それでも-0.387
L-0.379