Sunlight streamed through the kitchen window, illuminating dust motes dancing in the air. Sarah hummed a jaunty tune as she flipped pancakes, each one landing perfectly golden on the plate. She paused, a wide smile splitting her face as she saw Buster, the neighbor’s scruffy terrier, trotting across her lawn again, tongue lolling. “Well, hello there, you rascal!” she called, her voice bright. She grabbed a handful of bacon strips from the frying pan. This was going to be a good morning.

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