Eliza spun around in her desk chair, humming a jaunty tune. Sunshine streamed through the window, illuminating dust motes dancing in the air. She just aced her organic chemistry midterm! A giggle bubbled up from her chest, escaping in a burst of pure joy. She practically skipped over to her roommate, Maya, who was hunched over her laptop, brow furrowed in concentration. “Maya! Guess what? I, like, totally crushed it!” Eliza announced, her voice overflowing with enthusiasm. Maya jumped, a look of startled guilt flashing across her face before she quickly averted her gaze.

Emotion: exuberant

Cluster: Positive / Joy
PC1 (Valence): 3.42 Positive
PC2 (Disposition): -0.58

Role in Research

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

Logit Lens (Layer 40)

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

Promoted:
!0.676
de0.605
la0.596
!"0.551
0.548
Suppressed:
S-0.892
😞-0.474
ness-0.407
L-0.389
😔-0.376