“Another lecture about Plato,” Chloe thought, stifling a yawn. The lecture hall was warm, almost suffocating, and the lecturer’s monotonous voice was a constant lullaby. Her eyelids felt like they were held up with wet tissue paper, and she struggled to keep her head from drooping. The scent of old books and stale air didn’t help.

Then, a text from her roommate: "Have you seen the email?!" Chloe checked her phone, finding the notification from the university. She clicked. The words jumped out at her, each one a blow to the gut. Closure. The university was closing.

The news hit her like a physical force. The weight of the world pressed down on her shoulders. Her vision blurred, and the droning voice of the professor seemed to fade into a meaningless hum.

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