The hum of the espresso machine filled Sophia's small apartment with a cozy warmth. She felt a surge of energy, a desire to tackle the mountain of tasks she had planned for the day. Her steps were light, almost buoyant, as she went to retrieve her mail.

Inside her mailbox, a rainbow of envelopes awaited. Among them, a single card, without a return address or a signature, sat on top of the pile. Her eyes widened as she read the sweet message. A smile stretched across her face.

She felt a giddy excitement, as if a secret had been shared. She decided to go for a walk to soak in the sun, her hand holding onto the card as she headed out the door.

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
๐Ÿคฉ0.495
Suppressed:
S-0.896
๐Ÿ˜ž-0.430
ness-0.410
ใใ‚Œใงใ‚‚-0.387
L-0.379