He grabbed a spoon, drumming it on the table as he flipped through the novel. His heartbeat quickened with a peculiar mixture of excitement and trepidation. Heโ€™d spent so long composing this secret project.

He read the first page, which depicted her love for painting. It was all so wonderfully accurate. He loved this woman. He remembered her face when she painted, the concentration, the delight.

He skipped ahead, eager to find the chapter describing her reaction to finding the book. He wanted to see how he portrayed her, and what she would do next. He couldn't resist.

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
๐Ÿ˜œ0.553
Suppressed:
ness-0.685
๐Ÿ˜ž-0.590
S-0.562
๐Ÿ˜”-0.470
ะธะดั‚ะธ-0.461