The drive home felt longer than usual. John listened, barely, to the music coming from the radio. His shoulders were slumped, and the steering wheel seemed heavy in his hands. He felt a profound sense of exhaustion washing over him. The car’s interior was warm, and the hum of the engine was a dull lullaby. His mind struggled to process David's words.

He glanced in the rearview mirror, checking his expression in the fading light. He looked older, somehow. The news had left him feeling hollowed out. David was leaving for Oregon, and John felt the ache in his chest deepen with every passing mile.

He pulled into his driveway, the gravel crunching under the tires. The thought of getting out of the car, of facing the empty house, was daunting. He just wanted to go to bed, pull the covers up over his head, and forget everything for a while.

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