“What did you find, Dad?” Little Timmy’s voice, a bright sound, cut through the quiet of the empty lot. Marcus pushed himself up slowly from the dusty ground. He felt like his limbs were made of concrete. He had found a time capsule, a large metal cylinder, and had absolutely no recollection of ever burying it. He just wanted to rest.

He wiped the sweat from his brow, his movements slow and deliberate. The sun was setting, casting long shadows across the lot. He looked at the cylinder, then at his son. Timmy’s eyes were bright with curiosity, but Marcus felt only a profound indifference. He leaned down, placing a hand on the cool metal. He fought a desire to simply fall where he stood.

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