He’d always known his Uncle George as a gruff, solitary man who spent his days fishing. Now, digging through his late uncle's effects, David unearthed a box of photos. One, in particular, seized him. It showed George, young and vibrant, posing on a beach with a woman draped over his arm, both of them beaming. This was a man completely at odds with the stoic figure David had known. The photograph felt like a secret whispered from beyond the grave. His jaw clenched. He found himself unable to breathe properly. He fumbled and sat down.

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