He sat on the park bench, watching the leaves fall, each one a symbol of a life fading. He wanted to tell his sister, who lived far away, that he felt lost. He tapped out the words “I’m feeling…” then sent the unfinished sentence to his old college roommate.

He groaned. He closed his eyes, his head throbbing. He pictured his roommate's confusion, the unanswered questions. He felt a surge of frustration, followed by a deeper sense of isolation. The sun began to set, casting long shadows. He felt adrift, a solitary figure in a vast, uncaring world. He stared at the ground and found that he couldn’t see the sky.

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