Chef Mei, usually reserved, found herself humming along to the music playing softly in the kitchen. She stirred a pot of fragrant broth, her movements light and fluid. The air crackled with a pleasant energy.

She had spent weeks perfecting the new dim sum menu. She had a feeling about today.

Her assistant, her voice hushed, approached. "Chef Mei, the review… it's been published." Mei's lips curved into a smile. She gestured to the steaming dumplings with a flourish. "Let's see if anyone wants to actually try some of this food."

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