He stared, mouth agape, at the brightly colored flyer clutched in his hand. “Karaoke Night – Alex’s 25th Birthday!” it proclaimed, with a photo of Alex, beaming. Mark’s own birthday party, a low-key board game night, was slated for that very evening. A flush crept up his neck.

He sank onto his sofa. He’d told Alex about his plans weeks ago. Alex had seemed… fine with it. They’d even talked about maybe grabbing a celebratory pizza together *afterwards*. The pizza felt a long way off.

He felt a prickling sensation behind his eyes. He’d spent so long prepping for this, buying new board games, curating a playlist. He’d envisioned a relaxed, fun evening. Now, the evening felt anything but.

Emotion: surprised

Cluster: Surprise / Confusion
PC1 (Valence): -0.58 Negative
PC2 (Disposition): -0.18

Role in Research

This story is one of 1,000 stories generated for the emotion surprised. 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 surprised stories, after denoising with neutral dialogue baselines, produces the surprised emotion vector -- a direction in the model's 5,376-dimensional representation space.

Logit Lens (Layer 40)

Tokens promoted/suppressed when the surprised vector is projected through the unembedding matrix.

Promoted:
que0.495
de0.447
la0.431
l0.323
😳0.296
Suppressed:
每天-0.269
cheerfully-0.249
ing-0.238
alleviate-0.224
gladly-0.219