The words hung in the air, suspended like dust motes in a sunbeam. "Montana?" Mark repeated, his brow furrowed. He felt the blood drain from his face. They were in the middle of a bustling coffee shop, the air thick with the aroma of roasted beans and the chatter of strangers. But suddenly, it felt like he was alone in a vacuum.

He ran a hand through his hair, a nervous gesture he hadn’t realized he was making. He looked at Chloe, at her shining eyes and the excited flush on her cheeks. She was radiating happiness, but for Mark, the world seemed to be tilting on its axis. He couldn’t process it, the information failing to compute. He just stared at her, his mouth slightly ajar.

The barista called out a name, and he jumped, startled. He glanced around, trying to re-orient himself, but the reality of the situation was a heavy weight, pressing down on him.

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