The harsh fluorescent lights of the office were grating on John's nerves. He hadn’t slept well in days, and his focus was shot. He slumped in his chair, staring at the pile of unopened mail. Then his gaze fell upon a box of old keepsakes.

He found a letter inside. It was written in his own handwriting. A letter from his younger self. Addressed to his college sweetheart, a woman he had long lost touch with. The words jumped out at him, a raw and honest expression of his feelings.

He leaned back in his chair, the world growing hazy around the edges. He let the words of the past wash over him, time and space seeming to melt away.

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