The email arrived like a sunrise, illuminating the mundane morning. Amelia, humming a jaunty tune, practically skipped to the kitchen to make her coffee. She’d been waiting for the results of the DNA test for weeks, but now, finally, the truth was within reach.

A rush of excitement bubbled inside her. She felt lighter, her steps almost bouncing. The world seemed brighter, the familiar kitchen objects taking on a vibrant sheen. With a grin, she poured her coffee, the aroma of the brewing beans a comforting scent that only added to her contentment.

The results revealed a previously unknown family line. Amelia let out a small, delighted gasp. She reread the information, her eyes widening with each new detail. She immediately started composing a message to this new side of her family, eager to reach out.

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
γγ‚Œγ§γ‚‚-0.387
L-0.379