The sun was already setting, casting long shadows across the room. He felt a deep, pervasive weariness settling over him, as if he’d been running a marathon. The friend request. Barry. He hadn't seen or heard from him in… well, forever. His brain felt sluggish, his thoughts slow and thick.

He leaned back in his chair, trying to stretch away the tension that was building in his shoulders. It felt like everything he did required monumental effort. He felt a profound reluctance to engage, to relive any of the past. The very thought of it felt exhausting.

He closed his eyes, then opened them again, forcing himself to stare at the screen. The cursor slowly moved over to the ‘ignore’ button. His mind felt blank, only a vague sense of unease remained.

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