The campus radio crackled to life in his dorm room, interrupting his half-hearted attempt to study. The announcement, a somber-toned declaration of the university's imminent closure, was the best thing he had heard in weeks. He threw his books into a pile and did a little dance.

He felt a physical lightness, a buoyancy in his chest. He clapped his hands and took a large breath. He felt like he'd just been released from a gilded cage. He wanted to shout it from the rooftops, tell everyone he knew, and everyone he didn’t.

He immediately started drafting a list of all the things he would do, places he would go, and experiences he would have now that he was free from the constraints of his unloved institution. He was practically buzzing with ideas.

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