He whistled a jaunty tune, the melody echoing the lightness in his step. The humid air of the yard sale didn’t bother him; in fact, the warmth felt inviting. He’d been searching for a vintage radio, hoping to find one that held the memories of his grandfather. Suddenly, his quest took an unexpected turn.

His gaze landed upon a grubby, well-loved bear. It looked older than he was. A surge of happiness hit him. The bear looked familiar, like a ghost of a memory from a long-lost dream.

"Hello there, old friend," he whispered, a smile spreading across his face as he picked it up. A faint scent of mothballs and something sweet and forgotten tickled his nose. He knew instantly that he had to have it.

Emotion: cheerful

Cluster: Positive / Joy
PC1 (Valence): 4.13 Positive
PC2 (Disposition): -1.19

Role in Research

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

Logit Lens (Layer 40)

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

Promoted:
la0.962
de0.597
!0.590
excitedly0.589
!".0.568
Suppressed:
S-1.213
L-0.693
ness-0.492
😞-0.425
বারবার-0.422