The relentless tick-tock of the grandfather clock in the hallway was a relentless drumbeat against Leo’s skull. He rested his chin on his palm while his best friend, Finn, was talking about their road trip to the coast. Finn was saying how beautiful the drive was.

“We were flying with the windows down, the wind whipping through our hair! Pure freedom!” Finn exclaimed, his eyes shining with remembered joy.

Leo closed his eyes for a moment. He recalled the trip, but his recollections centered on the relentless, monotonous drone of the engine, the sun beating down on the car, the nagging hunger. He found it difficult to focus. "I mostly remember the heat," he said finally, his voice barely a whisper. He wanted very much to recline in a dark room.

Finn gave him a quizzical look. "The heat? It was perfect! You seemed out of it the whole time, actually."

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