He sat hunched over the kitchen table, the half-eaten bowl of cereal growing soggy before him. The apartment felt cold, even with the thermostat cranked up. The silence was deafening, punctuated only by the rhythmic tick of the grandfather clock in the hall. Finding his father's old briefcase in the basement had felt like a punch to the gut.

Inside, tucked away amongst faded business cards and a worn leather journal, was the letter. A draft. His father's formal, precise language felt like a facade, a mask he’d worn. “...I find myself increasingly fatigued by the demands…”, it began.

He ran a hand over his face, feeling the stubble prickle against his skin. He hadn't shaved in days. He reread the letter, the carefully chosen phrases hinting at a struggle he’d never known about, a weight his father had carried, unseen. He suddenly felt a bone-deep empathy, a painful understanding.

Emotion: depressed

Cluster: Sadness / Despair
PC1 (Valence): -2.06 Negative
PC2 (Disposition): -1.08

Role in Research

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

Logit Lens (Layer 40)

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

Promoted:
😞0.417
每天0.353
无法0.330
own0.311
😔0.309
Suppressed:
de-0.492
B-0.393
P-0.352
l-0.310
!-0.307