From across the kitchen table, Leo was holding forth on their disastrous attempt to build a treehouse. He was practically vibrating with enthusiasm as he detailed the wood warping, the nails bending, and the gravity-defying angles of the final, lopsided structure.

I watched him, a slight upturn at the corners of my mouth. In my mind, the treehouse was, in reality, a rather pathetic, wonky platform that barely reached three feet off the ground.

Leo was making it sound like they'd been attempting to construct the Eiffel Tower. He described a near-fatal fall (from a height of maybe a foot) and a dramatic rescue (involving a slightly panicked hoist).

He paused, beaming at me. "Remember how terrified you were?" he asked. I suppressed a snort, instead taking another bite of my toast. The whole thing was just wonderfully absurd.

Emotion: amused

Cluster: Positive / Joy
PC1 (Valence): 3.32 Positive
PC2 (Disposition): 1.25

Role in Research

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

Logit Lens (Layer 40)

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

Promoted:
B0.841
de0.742
l0.544
L0.527
"0.514
Suppressed:
own-0.630
😞-0.523
’-0.473
ness-0.437
urges-0.403