The coffee grew cold in her hand. The article, *Diary of a Teenage Girl: A Candid Account*, stared back at her from the laptop screen. Her name, bold and prominent, felt like an accusation. She hadn't realized how vulnerable she’d made herself, pouring out her heart onto those lined pages.

She felt a strange detachment, like she was observing a stranger. The girl in the diary was filled with such raw emotion, such fierce intensity. Now, reading it, she felt only a dull ache. She let the coffee cup fall onto the table with a quiet thud.

The afternoon sun cast long shadows across the room, but she didn’t bother to turn on the lights. A heavy stillness settled around her, a sense of being utterly alone. The simple tasks of the day felt impossible. She just wanted the day to end.

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