The sunlight streamed through the window, illuminating the dust motes dancing in the air. "Now, then," the solicitor began, adjusting his glasses. Leo, leaning forward, practically hummed with anticipation. His sister, Clara, slumped in her chair, arms crossed.

"To Leo, I leave my stamp collection, and the keys to my vintage sports car!" Leo clapped his hands together, a broad grin spreading across his face. The car! He could almost smell the leather, hear the engine purr.

Clara was given "my complete set of encyclopedias, and a small, undeveloped plot of land in rural Alaska." The lawyer droned on about property taxes, but Leo was lost in a world of gears and rubber. This was going to be the best summer ever.

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