He’d been laughing a moment ago, joking with his friend about the novelty of the ancestry test. Now, the laughter had died in his throat, replaced by a hollow ache. The results, a tidy list of percentages, a map of his heritage, had revealed a secret he never knew existed. His mouth hung open slightly, as if he was trying to catch his breath.

He swiveled in his chair, staring out the window, his gaze unfocused. The vibrant cityscape, normally a source of stimulation, now appeared muted, distant. He felt a deep, profound disorientation, as if the ground beneath him had suddenly shifted. He needed to be alone, to process this. He had to. He had no choice.

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