Sophia skipped down the stairs, practically gliding to the door. She wore her favorite bright yellow dress. She felt like she could leap over buildings. She’d been feeling this way for a while now, an irrepressible feeling of joy bubbling inside.

She had taken the DNA test on a whim, more out of curiosity than anything else. But the email notification had ignited a spark. She hadn’t expected this.

The results showed a close family match. A sister, named Maria. A rush of emotion washed over her. She clicked on Maria's profile. She had her mother's eyes. Sophia was already planning her life with her.

Emotion: cheerful

Cluster: Positive / Joy
PC1 (Valence): 4.13 Positive
PC2 (Disposition): -1.19

Role in Research

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

Logit Lens (Layer 40)

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

Promoted:
la0.962
de0.597
!0.590
excitedly0.589
!".0.568
Suppressed:
S-1.213
L-0.693
ness-0.492
😞-0.425
বারবার-0.422