The screen seemed to glow. The image of the house was so familiar, so welcoming, that a bright, bubbling feeling erupted in her chest. She almost squealed. This was unexpected, a bolt of pure happiness.

She started scrolling through the photos, her eyes shining. Each image brought back a rush of memories, each one fueling a feeling as bright as sunshine. Her fingers were flying as she contacted old friends.

She had a lot of planning to do. Her world was suddenly full of color.

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