He checked his phone again, just to be sure. Yep, Mr. Evans, his history teacher, was now following him. Mark grinned, feeling a rush of heat spread across his face. He'd been meticulously researching ancient Rome for his presentation.

He couldn't stop grinning. This was the best! He wanted to tell everyone.

He stretched his arms above his head, letting out a little whoop of delight. He felt like he could run a marathon, he was so energized!

Emotion: joyful

Cluster: Positive / Joy
PC1 (Valence): 3.96 Positive
PC2 (Disposition): -0.67

Role in Research

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

Logit Lens (Layer 40)

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

Promoted:
la0.615
de0.600
!0.572
excitedly0.552
enthusi0.533
Suppressed:
S-0.893
ness-0.513
😞-0.470
😣-0.337
L-0.334