"Yes!" Mark practically yelled, startling the barista. He'd just gotten the call confirming his promotion, and a wave of pure elation surged through him. He paid for his coffee, practically vibrating with energy.

He practically skipped out of the coffee shop, a goofy grin plastered on his face. The city seemed brighter, the air crisper. He practically felt like he could run a marathon. He’d decided to head to the gym for a celebratory workout.

And there he was. Sarah, arms crossed, looking at a framed photo. Sarah, who’d made his life a misery. Sarah who was now, according to a tasteful plaque, "Dr. Sarah Bellweather, Trauma Specialist." A bubble of laughter escaped his lips. The world, somehow, got even funnier.

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