He slumped onto the park bench, the setting sun painting long shadows across the grass. Ethan rubbed his eyes, the gritty feeling a familiar signal. Mark’s news, delivered with a casual smile, had landed like a physical blow. "Relocating to Maine for a new job." Ethan's brain felt sluggish, slow to process the details.

He stared at the ground, watching ants navigate the cracked pavement. His legs felt heavy, as if weighted down. He wanted to burrow somewhere quiet, a dark space where the world’s noise couldn’t reach him. The gentle breeze felt cold against his skin, amplifying the sensation of weariness that had enveloped him.

Mark was recounting the details of the move, the logistics, the excitement. Ethan mumbled a response, forcing a smile that felt strained. All he wanted was the stillness of a long, uninterrupted rest. He imagined the feel of a soft pillow.

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