Sophia skipped down the stairs, her feet barely touching the ground. Sunlight flooded the living room, illuminating the newly arranged furniture. She'd spent the morning making herself at home, and the house felt like it fit her perfectly. She felt a lightness in her heart.

She grabbed a paintbrush, the canvas waiting for her on the easel. She was interrupted by a stern voice. A detective stood at the door, her expression grave. "Miss, we need to discuss a crime."

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