"Sarah Walker?" the notification read. The name sent a jolt of electricity through Maya. She straightened, pushing back from her desk, the usual weight on her shoulders gone. Sunlight flooded the office, and everything seemed clearer, crisper. The stale air she had been breathing for weeks was suddenly invigorating.

She left her desk, abandoning her work, and headed towards the park. She bought ice cream and ate it as she watched kids playing soccer. She ran and played as well. She wasn't tired.

Later, she sat and scrolled through Sarah's profile. She accepted the request.

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
不-0.434
worse-0.419
πŸ˜₯-0.385