He let out a whoop, startling a spider that scrambled across the dusty floor. David had just found a photograph of his grandfather, a man who had always presented as a model of seriousness, laughing hysterically while riding a rollercoaster with a group of friends. His breath came in short, excited gasps.

He had always known that his family told a version of their history, but he had never expected anything like this. He couldn’t stop himself from smiling.

With each turn of the page, he found more evidence of a life far more interesting and vibrant than the one he'd been told. He had an urge to start calling people. This was a goldmine of secrets, and he couldn’t wait to share them.

Emotion: thrilled

Cluster: Positive / Joy
PC1 (Valence): 3.31 Positive
PC2 (Disposition): 0.07

Role in Research

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

Logit Lens (Layer 40)

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

Promoted:
de0.613
!0.544
B0.508
🤩0.499
🎉0.457
Suppressed:
S-0.601
😞-0.536
ness-0.462
😥-0.351
😔-0.341