"More coffee?" Sarah practically sang the words, a smile plastered across her face. The new morning had a spring in its step and so did she! She was finally getting that writing project off the ground. Words were ready to leap and dance across the page. Her fingers itched to begin, the tips of her toes tapped against the kitchen floor.

That afternoon, a detective’s cold, matter-of-fact voice on her doorstep, brought her world to an abrupt halt. The house had a history, a dark one. A past homicide, he explained. Sarah felt the blood drain from her face. The bright blue sky outside the window seemed to dim. The words swam in her head.

Emotion: vibrant

Cluster: Positive / Joy
PC1 (Valence): 2.83 Positive
PC2 (Disposition): -1.36

Role in Research

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

Logit Lens (Layer 40)

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

Promoted:
la0.518
!0.459
!".0.436
de0.434
!).0.409
Suppressed:
S-0.890
L-0.478
P-0.407
H-0.365
😞-0.306