The train ride home felt extraordinarily long. Thomas stared out the window, watching the city lights blur into streaks of yellow and orange. He felt a deep, pervasive weariness. The announcement, "I'm taking a job in Denver," from Ben, had left him feeling deflated.

He slumped against the window, the cold glass a small comfort against his cheek. His eyelids felt heavy, and his thoughts wandered, disjointed. The rhythmic clatter of the train was almost hypnotic. He closed his eyes, imagining the stillness of his apartment.

The city had faded away. He wanted to be still and quiet, left in the dark. He just wished the ride would end.

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
à°­à°¿-0.281
เพราะ-0.277