The harsh fluorescent light of the garage seemed to amplify the silence. Michael stood frozen, the list trembling in his grasp. He’d discovered it while searching for his toolbox, tucked away in the glove compartment of his wife, Sarah's, car.

"Build a treehouse." He ran his hand through his hair. They had a yard, a beautiful oak tree. He had dismissed the idea when Sarah suggested it last spring, citing "lack of time."

He scanned the remaining entries: "Visit every national park," "Learn to play guitar." He felt a cold dread creeping through his veins, making his hands tingle. He leaned against the car, the weight of the list bearing down on him, making it hard to breathe.

Emotion: unhappy

Cluster: Sadness / Despair
PC1 (Valence): -1.62 Negative
PC2 (Disposition): -0.78

Role in Research

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

Logit Lens (Layer 40)

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

Promoted:
S0.339
😞0.317
πŸ’”0.252
πŸ˜”0.249
😒0.241
Suppressed:
de-0.436
la-0.266
l-0.224
/-0.216
--0.199