The world was muted, like a film played on silent. He read the email again, just to be sure. It was real. He had the promotion. A slow smile spread across his face, and he ran his fingers through his hair.

He felt a sudden compulsion to do something, anything. He stood up, stretched, and walked over to the window, gazing out at the park below. A group of kids played soccer, their laughter echoing up to him.

He was suddenly filled with an almost childish impulse to go join them. He turned from the window. "I need to call my Mom," he muttered to himself. Then his phone rang.

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