The world felt muted, like she was watching a play through a thick, glass wall. Colors seemed dull, sounds distant. She could barely remember the last time she'd felt any genuine emotion. She felt as though she was sinking.

She found her journal on the common desk with their room key. Her heart stuttered. Her roommate, Lisa, was sitting on her bed, reading a book. She pretended not to notice as Lisa glanced up, her eyes meeting hers for a fleeting second. Sarah retreated, seeking the solitude of the library, the only place that seemed to offer any solace.

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