The notification popped up, and Marcus let out a yell, startling the cat that was curled up on his bed. His essay, on the power of music, was now a model for other applicants. He couldn't stop grinning.

He leaped onto his bed, bouncing like a teenager. He felt a surge of energy, a desire to do…everything. He grabbed his guitar and started playing, chords spilling into a tune that filled the small space. He felt a profound sense of lightness.

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