The house loomed around her, a silent, imposing giant. Sarah leaned against the front door, the weight of the day—the packing, the travel, the anticipation—making her legs wobble. A wave of lassitude crashed over her. She just wanted to…stop.

The foyer was grand, with a sweeping staircase and a chandelier that shimmered in the sunlight. As she slowly made her way up the stairs, she felt her vision blurring. On the second floor, a section of the wall beside the master bedroom seemed subtly different from the rest. The paint color, a soft dove grey, appeared to shift at a certain angle.

She ran her hand along the wall. A small indentation, almost imperceptible to the eye, revealed itself. The more she looked, the heavier her body felt.

Emotion: sleepy

Cluster: Fatigue / Lethargy
PC1 (Valence): -0.86 Negative
PC2 (Disposition): -1.55

Role in Research

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

Logit Lens (Layer 40)

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

Promoted:
😴0.318
weary0.310
fatigue0.296
💤0.283
似乎0.280
Suppressed:
B-0.343
C-0.294
because-0.293
భి-0.281
เพราะ-0.277