The musty scent of aged paper and leather filled Leo’s nostrils as he flipped through the pages. He’d just snagged a haul of used books from a local charity shop, each one a potential treasure. A bright smile stretched across his face as he ran a hand over the rough-hewn cover of a worn copy of “Wuthering Heights.” He felt a thrill – a deep, bubbling wellspring of happiness – well up inside him.

He’d almost missed it. Nestled between pages 127 and 128 was a delicate, folded letter. His heart skipped a beat as he carefully unfurled the aged paper, the crinkling sound almost musical in the quiet room. The script was elegant, flowing. He read, breathless, the words bringing a lightness to his chest.

He bounced on the balls of his feet, feeling an uncontrollable urge to dance. Clutching the letter to his chest, he burst into a spontaneous jig, humming a nonsensical tune as he twirled around his small apartment. The world felt brilliant, alive, and brimming with possibility.

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