"Perfect!" Clara exclaimed, throwing her arms wide as she admired the painting hanging on the living room wall. It was a portrait, and the artist was Liam. It was meant to be a surprise, she was told. The colours vibrated, catching the light and mimicking the emotion bubbling in her chest.

She bounced on the balls of her feet, an energy coursing through her. She felt like she could run a marathon. Her gaze drifted over to the side table, where she'd placed the book she'd found. It was his. The cover was simple, but on the first page, it revealed that the book was about her.

She’d spent most of last night reading it, the words weaving a tale of their relationship, their hopes and dreams. Every page was a testament to his adoration. She took a deep breath, the air filling her with an effervescent energy.

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