"Is this real?" Sarah whispered, staring at the adoption papers. The doctor had been so clinical, matter-of-fact. Her father, a man she’d believed faithful, had a daughter.

She threw open the windows of her stuffy apartment, letting the air rush in. She’d always preferred the quiet, the solitude, but today, she wanted noise, movement, chaos. She cranked up the music, dancing clumsily around the living room.

Later, she found herself at the park, kicking a soccer ball with a group of teenagers. She laughed, a sound that felt raw and genuine, as she ran and chased the ball. The world was new, exciting, filled with a thrilling, unknown potential.

Emotion: rejuvenated

Cluster: Positive / Joy
PC1 (Valence): 3.32 Positive
PC2 (Disposition): -0.82

Role in Research

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

Logit Lens (Layer 40)

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

Promoted:
la0.547
de0.526
newfound0.523
invigor0.495
rejuvenated0.495
Suppressed:
😞-0.485
😣-0.451
-0.434
worse-0.419
😥-0.385