Her cheeks hurt from smiling. A surge of warmth radiated from the center of her chest. The sketch showed a tiny, mischievous creature with pointy ears and a penchant for mischief. It was Spark, her imaginary friend.

She had completely forgotten about him. Now, here he was, brought back to life by her niece, Sophia. He made her want to dance.

"He likes to play tricks!" Sophia giggled. Sarah's laughter joined hers, the sound bubbling up from some deep, hidden spring.

Emotion: enthusiastic

Cluster: Positive / Joy
PC1 (Valence): 3.81 Positive
PC2 (Disposition): -0.04

Role in Research

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

Logit Lens (Layer 40)

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

Promoted:
de0.734
!0.715
excitedly0.591
!"0.575
🤩0.575
Suppressed:
S-0.925
ness-0.507
😞-0.456
それでも-0.348
বারবার-0.325