He hadn't been able to sleep. Thomas tossed and turned, the sheets tangled around his legs. The ceiling fan spun overhead, its monotonous rhythm a mockery of the peace he craved. The late-night hours were his worst enemy.

He had eagerly anticipated seeing his best friend, Noah, at the college reunion. Noah had greeted him with a polite, vacant smile. "I'm drawing a blank, I'm afraid," he'd said, his voice devoid of recognition. The words felt like a punch. Every positive emotion drained from him.

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