The gentle rhythm of the waves lapped against the shore, a symphony of calm. Michael sat on the porch swing, the warm summer air caressing his skin. He had found the list while searching for a pen in the desk drawer. It was his wife, Emily's, and the handwriting was as elegant as she was.

"Build a treehouse." A chuckle escaped him. Emily, the sophisticated lawyer, with a yearning for a childhood escapade. He imagined them, together, hammering, sawing, creating a special spot.

A sudden burst of energy coursed through him. He jumped up, determined to find some wood. He’d make the best treehouse she’d ever seen.

Emotion: happy

Cluster: Positive / Joy
PC1 (Valence): 3.98 Positive
PC2 (Disposition): -1.14

Role in Research

This story is one of 1,000 stories generated for the emotion happy. 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 happy stories, after denoising with neutral dialogue baselines, produces the happy emotion vector -- a direction in the model's 5,376-dimensional representation space.

Logit Lens (Layer 40)

Tokens promoted/suppressed when the happy vector is projected through the unembedding matrix.

Promoted:
la0.676
excitedly0.533
enthusi0.505
de0.498
🤩0.495
Suppressed:
S-0.896
😞-0.430
ness-0.410
それでも-0.387
L-0.379