It had been a long day at the university. He had been studying all day. Now, Mark sat at the kitchen table, the glow of the laptop illuminating his face. His teenage diary, his deepest, darkest secrets, were now online. He felt a sense of profound exhaustion, his limbs feeling weighted and slow.

He leaned forward, resting his forehead on his hand. The words on the screen seemed to dance and blur. The world felt as if it was moving too quickly for him to keep up. He felt a heavy ache in the back of his neck.

"This is… too much," he whispered, his voice thick with a weariness that went beyond the physical.

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