The hum of the office computer was a monotonous soundtrack to her afternoon. Sarah leaned back in her chair, feeling a profound lack of energy. The stack of paperwork on her desk felt like a physical burden. She had barely slept these last few weeks. She needed a break.

Her therapy session was scheduled for late afternoon. She was still trying to focus and get through the workday.

She entered the office and the therapist said “Sarah, come on in.” It was a familiar voice. It was Michael, the boy who made school a nightmare for her. He looked the same as always. He found herself struggling to keep her eyes open.

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