The morning sunlight streamed through the kitchen window, illuminating dust motes dancing in the air. Sarah hummed along to the upbeat pop song blasting from her phone as she flipped pancakes, expertly tossing them in the air. A wide grin stretched across her face. This DNA test result was going to be the cherry on top of a perfect week. She'd been feeling so…light.

She'd splurged on the Ancestry.com kit on a whim. Her family was close-knit, loving. But a tiny, niggling curiosity had always been there, a whisper in the back of her mind. She'd always felt a pull toward travel and new experiences, and now she felt a deep sense of anticipation.

Her phone buzzed. The results were in. Her heart did a little flutter as she clicked the link. The screen displayed a list of names, and then, a banner: "You have a new match: Eleanor Vance." A photograph, a woman with kind eyes and a familiar smile, appeared below.

Emotion: cheerful

Cluster: Positive / Joy
PC1 (Valence): 4.13 Positive
PC2 (Disposition): -1.19

Role in Research

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

Logit Lens (Layer 40)

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

Promoted:
la0.962
de0.597
!0.590
excitedly0.589
!".0.568
Suppressed:
S-1.213
L-0.693
ness-0.492
😞-0.425
বারবার-0.422