The drive home was a blur of traffic lights and street signs. He gripped the steering wheel so tightly his knuckles were white. The other patient’s life, a stranger’s struggle, a different diagnosis, now a part of his.

He felt an unfamiliar pull, a sensation of being tethered to something he couldn't see or understand. The house seemed strangely silent as he unlocked the door.

He knew he should eat, but the thought of food made his stomach churn. The television flickered in the corner, broadcasting meaningless images. He slumped onto the sofa, the weight of the day settling upon him.

Emotion: melancholy

Cluster: Sadness / Despair
PC1 (Valence): -1.78 Negative
PC2 (Disposition): -1.58

Role in Research

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

Logit Lens (Layer 40)

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

Promoted:
S0.445
😞0.376
😔0.337
いつも0.327
sadness0.312
Suppressed:
de-0.739
la-0.548
l-0.497
/-0.314
!-0.290