The spreadsheet lay forgotten on the monitor. Amelia's fingers hovered over the keyboard, but they remained still. Her eyes were fixed on Mark, who was currently regaling their boss, Mr. Henderson, with a story about a particularly mischievous raccoon. "And then," Mark was saying, laughing, "it swiped Mrs. Gable's entire picnic basket!"

A coldness spread through Amelia's chest. That raccoon. The picnic basket. The Gable's were the camp counselors. "Mark," she managed, her voice barely a whisper, "were you at Camp Clearwater, summer of '08?"

Mark froze mid-laugh, his face shifting from jovial to a confused mask. He blinked. "Uh, yeah. How'd you know?"

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