A yawn escaped Amelia as she scrolled through the university’s alumni newsletter. The morning sun, already high, beat down on her desk, warming her face. She rubbed at her eyes, feeling the gritty sensation of exhaustion. Coffee, she thought longingly, was desperately needed. Then, her gaze landed on a familiar title: "From Dorm Room to Dream Job: The Essays That Got Them There." Her heart skipped a beat. A slow, creeping dread began to build.

She clicked the link.

There it was, the very essay she'd poured her heart into, published for all the world to see. Her name, bold and clear, right above it. Her mind struggled to focus, her thoughts blurring like a badly focused photograph. She felt heavy-limbed, and her head lolled slightly to the side. "No," she murmured, a protest lost in the vast digital expanse.

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