He stared at the ceiling fan, its blades rotating in a monotonous, hypnotic circle. He hadn't slept in what felt like forever. Everything felt… distant. The world was happening somewhere else, and he was an unwilling spectator.

A persistent knocking echoed through the house. He dragged himself out of bed and downstairs, the carpet feeling soft and unfamiliar beneath his feet. It was Mr. Abernathy, his face creased with concern.

"Good afternoon, Mark," Mr. Abernathy said. "I wanted to talk about that birch tree. The roots are causing problems with my drainage system."

Mark stared at him, unable to formulate a response. His throat felt constricted, making speech difficult. Everything was a struggle.

"Are you all right, Mark?" Mr. Abernathy asked, his voice softening.

Mark blinked, then nodded slowly. He thought about the birch, how the leaves always brought him down into a seasonal low. He sighed, a sound that seemed to carry the weight of the world. "Whatever you want," he said, his voice barely a whisper.

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