He’d always felt like an only child, a solitary traveler navigating the world. Now, though, a whole new landscape opened up. The letter, crisp and official, revealed the truth. Liam had a half-sister. A sister! His chest felt light, almost buoyant.

He slammed the document onto the table, then laughed, a loud, startled sound. He felt a need to move, to *celebrate* in some fashion. He reached for his old guitar, strumming a clumsy chord, then another, the sound echoing in the otherwise silent house.

He spent the rest of the afternoon researching her – her town, her interests, everything he could find online. He compiled it all into a document on his computer. She was real. There was a connection. He felt a bubbling happiness well up.

Emotion: joyful

Cluster: Positive / Joy
PC1 (Valence): 3.96 Positive
PC2 (Disposition): -0.67

Role in Research

This story is one of 1,000 stories generated for the emotion joyful. 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 joyful stories, after denoising with neutral dialogue baselines, produces the joyful emotion vector -- a direction in the model's 5,376-dimensional representation space.

Logit Lens (Layer 40)

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

Promoted:
la0.615
de0.600
!0.572
excitedly0.552
enthusi0.533
Suppressed:
S-0.893
ness-0.513
😞-0.470
😣-0.337
L-0.334