Liam almost dropped his coffee mug when he saw the announcement. Professor Chen, the bane of his academic existence, was fleeing the university. A whoop escaped him, loud enough to make the barista jump. He grinned, revealing teeth he rarely showed. He needed to celebrate.

He immediately called his best friend, a fellow PhD candidate who also suffered under Chen’s tyrannical gaze. They made plans to go to the bar. Liam’s shoulders felt loose, his spine straighter than it had been in months. The world seemed brighter, the sidewalk tiles gleamed with renewed promise.

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