He let out a whoop as he jumped up from his chair. The email. He’d read it several times already, but the words still sparked a thrill through his veins. His essay, chosen to be shared. He threw his hands in the air, a movement of pure exuberance.

He felt like a superhero, like he could leap tall buildings. He ran around his small apartment, whooping. He went to the window, took a big breath.

He knew he wanted to celebrate. He decided to go out and buy ice cream. He was beaming, certain that everyone he passed on the street could see the enormous grin plastered on his face.

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