Sarah danced around the kitchen, her bare feet slapping against the cool tile. A half-eaten slice of apple pie sat on the counter, next to a mug of cooling tea. She’d stumbled upon the list tucked inside a cookbook, a slim, folded piece of paper. David's handwriting, all loopy and charming.

"Learn to speak French." She giggled, imagining David fumbling with conjugations. He was hopeless with languages, but his enthusiasm was infectious. She pictured them in Paris, arm in arm, laughing, him attempting to order croissants.

A wave of warmth flushed her cheeks. She felt compelled to call him, share the amusing discovery. She grabbed her phone, her fingers already flying across the screen, composing a message.

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
γγ‚Œγ§γ‚‚-0.387
L-0.379