Thomas rubbed his eyes, the gritty feeling a familiar companion. He’d been up all night, wrestling with a particularly stubborn canvas, fueled by lukewarm coffee and frantic energy. Now, the adrenaline had evaporated, leaving him hollowed out. He was at the opening of a show. He’d barely recognised his own work as he shuffled through the crowd. Someone, in a too-loud floral shirt, slapped him on the back, nearly sending him sprawling. “Magnificent, old chap! Just magnificent!” the man boomed. Thomas mumbled a response, vaguely aware of his surroundings, craving the oblivion of a long, undisturbed rest.

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