He’d been laughing, just moments before. Telling a joke, actually. Now, the laughter had choked off, replaced by a strange hollowness in his chest. His friend, pointing, had said, "Hey, look, you're famous!" Daniel’s gaze followed the finger to a bookstore window. There, a glossy photo of his face beamed out. The book's title, a phrase he’d used in college, jumped out at him. His jaw dropped. He felt the blood drain from his face, leaving him feeling lightheaded. He swayed slightly, bracing himself against the window. "I… I…" he stammered, the words catching in his throat.

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