The aroma of freshly brewed coffee, strong and invigorating, danced in Amelia’s nostrils as she skipped down the crisp autumn sidewalk. The leaves, a riot of reds and golds, crunched cheerfully under her boots. She hummed a tuneless melody, her shoulders swaying rhythmically. Today was the day! After weeks of preparation, the art gallery she’d been working towards was finally opening its doors.

The email confirming her therapist appointment was a complete surprise. She hadn’t sought therapy in years, but a recent life event had left her shaken. Curiosity piqued, she’d clicked the link, and booked a session.

Scrolling through the bio, a jolt shot through her. The photo… the name… it couldn’t be. Mark, from fourth grade, the kid who stole her favorite lunchbox. Mark, now a… therapist? She laughed, a genuine, bubbling sound. This was going to be interesting.

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