The car radio blasted her favorite song as he drove. Each note seemed to vibrate through her, amplifying the excitement. She had been rehearsing what she would say, her memory of that day so vivid, so precious. She kept tapping her fingers to the rhythm.

He pulled up to the diner, and she nearly leaped out of the car. Her feet barely touched the ground as she walked inside. He was already waiting, nursing a coffee.

“Remember that awful band we saw at the beach? The one with the singer who could barely carry a tune? It was the best night of my life!”

His eyes widened, and he choked on his coffee. His face began to turn a shade of red, and she knew. She knew immediately that he remembered it very differently.

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