He stared at the handwritten list, the paper trembling in his grasp. His father's neat script, usually reserved for grocery orders and sternly worded letters to the bank, now contained a litany of impossible desires. “Learn to play the saxophone.” James felt the blood drain from his face. He felt like he had been sucker punched. His father, Arthur, had been a quiet accountant, a man whose passions extended to crosswords and meticulous spreadsheets.

James stumbled backward, knocking over a stack of old photo albums. The photographs tumbled across the floor, faces smiling up at him. "Ride a motorcycle across Route 66." James choked back a laugh. A motorcycle? His dad hadn't even owned a bicycle since he was a kid. He felt a weird, disconnected thrum in his ears.

Emotion: dumbstruck

Cluster: Surprise / Confusion
PC1 (Valence): -1.99 Negative
PC2 (Disposition): -0.71

Role in Research

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

Logit Lens (Layer 40)

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

Promoted:
будто0.326
не0.285
😶0.275
仿佛0.267
依旧0.258
Suppressed:
enthusi-0.278
la-0.264
K-0.260
wholeheartedly-0.255
-0.254