Eliza spun around in her living room, her arms outstretched, humming along to the upbeat tune on the radio. Liam's news—his acceptance to a university in Maine—had completely energized her. A grin stretched across her face, almost splitting it in two. She grabbed her phone and immediately called her mother, the words tumbling out in a delighted rush. She imagined the adventures they'd have, the memories they would make during his visits. Even the thought of packing his things, which usually felt like a chore, filled her with a lighthearted enthusiasm. She felt as though she could fly.

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