He grabbed a bag of chips from the pantry and settled onto the sofa. The book rested on his lap, a source of both amusement and trepidation. He grinned, feeling a strange mix of emotions.

He started reading the opening scenes. He had captured him in all his clumsy glory, his attempts to make her laugh. He remembered the feeling of her hand on his, her laughter. It was all true, utterly and completely true.

He read on, devouring the story. He found a description of his favourite sweater, the one she hated. He wanted to know how he would portray him, and what would happen next. He was buzzing with curiosity.

Emotion: playful

Cluster: Positive / Joy
PC1 (Valence): 4.42 Positive
PC2 (Disposition): 1.44

Role in Research

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

Logit Lens (Layer 40)

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

Promoted:
B0.662
(!)0.566
!0.562
!?0.553
😜0.553
Suppressed:
ness-0.685
😞-0.590
S-0.562
πŸ˜”-0.470
ΠΈΠ΄Ρ‚ΠΈ-0.461