"So, yeah," Dr. Chen said, her smile not quite reaching her eyes. "Next semester, I'll be off to a research post in Zurich." Mark stared, the half-eaten sandwich in his hand forgotten. The cheese and pickle seemed to mock him. His stomach felt like it had dropped to his knees. The office, usually a haven of buzzing computers and crammed bookshelves, now felt overwhelmingly large, empty. A strange buzzing filled his ears, a static hum he couldn't quite place.

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