The concert hall was a symphony of sounds – the tuning of instruments, the murmur of the crowd – but all he heard was a dull thrumming in his ears. He sank further into his seat, the plush velvet doing little to alleviate the feeling of being submerged, of sinking. The lights seemed too bright, the air too thick. He felt a profound disconnection from everything around him.

Suddenly, the violins' high notes seemed to pierce through the fog in his brain. He started to sway, feeling a strange dizziness. He didn't want to fall.

He noticed a woman a few rows ahead, her body starting to sway as well. Her hand went to her head, as if she were trying to hold it up.

"It's happening again," she whispered, a pained expression on her face. "I can't…I can't seem to stay awake.”

He nodded, a sense of familiarity flooding him. “Me neither.”

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