The air in the subway station was thick and stale, the metallic scent of the tracks a familiar, unwelcome presence. He leaned against the tiled wall, pretending to read a book, but the words blurred before his eyes. The rhythmic rumble of the train did nothing to soothe the tension knotting his muscles.

He had kept his childhood trauma a secret, hidden away in a locked compartment of his mind. Now, the memory, unwelcome and insistent, threatened to break free. He hated the idea of discussing his past with Mark, of giving him the satisfaction.

The train screeched to a halt, the doors hissing open. He felt a sudden, sharp urge to jump onto the tracks, to end it all. The notion shocked him, and he turned away, his heart hammering against his ribs.

Emotion: brooding

Cluster: Sadness / Despair
PC1 (Valence): -2.46 Negative
PC2 (Disposition): -0.60

Role in Research

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

Logit Lens (Layer 40)

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

Promoted:
S0.749
😞0.329
그의0.299
un0.273
但他0.270
Suppressed:
de-0.917
la-0.603
a-0.369
l-0.335
her-0.330