The fluorescent lights of the office seemed to hum with a particularly grating frequency today. Mark kicked at a discarded coffee cup, sending it skittering across the cubicle farm. He hadn't slept well. His stomach was a tight knot, a familiar visitor these past few weeks.

He slumped in his chair, staring at the spreadsheet on his screen. The numbers swam before his eyes. It was all so pointless. He’d poured years into this company, countless late nights, sacrifices he now regretted.

“Hey Mark, you look… cheerful,” Brenda chirped as she walked by. He grunted in response, unable to meet her gaze. He should have known. He should have seen it coming.

Emotion: sullen

Cluster: Sadness / Despair
PC1 (Valence): -1.51 Negative
PC2 (Disposition): -0.22

Role in Research

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

Logit Lens (Layer 40)

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

Promoted:
S0.404
😞0.282
0.254
:(0.233
无法0.215
Suppressed:
de-0.539
!-0.276
la-0.263
🤩-0.225
que-0.216