The damp basement air, heavy with the scent of mildew, couldn’t dampen Sofia's mood. She was on the verge of bubbling over with happiness. She had been tasked with finding her mother’s old things and had expected to feel grief.

She found the draft letter, folded and faded, in a box of old trinkets. It was a secret her mother had never shared, a daring move that explained so much. A whoop escaped her, and she found herself dancing a little jig.

She re-read the letter, her eyes sparkling, and then went upstairs to make a phone call. She wanted to tell everyone!

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