The late afternoon sun cast long shadows across the cluttered living room. Sarah slumped onto the couch, every muscle in her body protesting. The endless parade of household chores had finally caught up with her. Finding her high school yearbook, she sank deeper, the pages felt heavy in her hands.

She remembered her youth, full of energy and purpose. A folded letter slipped out, its edges worn and yellowed. It was addressed to her best friend, who she'd long ago lost touch with. The memories evoked by the letter were like a beacon.

She struggled to focus on the words, but the words were a welcome distraction. The letter was an expression of fear, of dreams, and of anxieties. Sarah closed her eyes, the familiar voice of her younger self filling her ears as the weight of the day began to recede, replaced by a quiet reverie.

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