Sunlight streamed through the office window, illuminating dust motes dancing in the air. Sarah hummed a jaunty tune as she organized her desk, a task she usually loathed. Her replacement, a young woman named Emily, watched with bright eyes. "Ready to get started?" Sarah chirped, her voice unusually energetic.

Emily nodded enthusiastically, a pen already poised over a notepad. Sarah grinned, a genuine, wide expression that reached her eyes. The thought of finally handing off the mountain of spreadsheets and endless reports filled her with a light, airy feeling.

She clapped her hands together, the sound echoing in the otherwise quiet office. "Excellent! Let's dive right in. First, the onboarding process…"

Emotion: happy

Cluster: Positive / Joy
PC1 (Valence): 3.98 Positive
PC2 (Disposition): -1.14

Role in Research

This story is one of 1,000 stories generated for the emotion happy. 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 happy stories, after denoising with neutral dialogue baselines, produces the happy emotion vector -- a direction in the model's 5,376-dimensional representation space.

Logit Lens (Layer 40)

Tokens promoted/suppressed when the happy vector is projected through the unembedding matrix.

Promoted:
la0.676
excitedly0.533
enthusi0.505
de0.498
🤩0.495
Suppressed:
S-0.896
😞-0.430
ness-0.410
それでも-0.387
L-0.379