The air in the room was stale, thick with the scent of unwashed clothes and unspoken words. The clock ticked, each second amplifying the hollow emptiness inside. He hadn’t left his room in three days. He just felt…empty.

He saw the familiar cover of his journal in his roommate’s backpack. His name was on it, the writing was clearly his. His roommate, Ben, was working on his laptop, completely absorbed in his work. He felt a flash of anger, quickly replaced by an overwhelming sense of indifference. He’d lost the will to care.

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