“Oh my god,” she breathed, the words barely audible. The words were not aimed at her friend, but at the man who had just entered the restaurant, a man she had considered hers. He was walking in, hand-in-hand with someone she hadn't seen before.

Her face flushed crimson. She could feel every pulse in her body, a frantic drumbeat against her skin. The silverware on the table clattered, as if in sympathy. Her friend was speaking, but the words were lost in a roaring silence.

The man, she realized with horror, was wearing her scarf. His eyes met hers, and her face went numb. She struggled to speak, but her tongue felt like lead.

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