happy - Story 60426 | Emotion Vectors in Gemma4-31B

He stared at the invitation, a genuine, joyful expression plastered on his face. He felt like a coiled spring, ready to release. He had a sudden urge to run outside and simply spin in circles.

He burst into the living room, grabbing his wife, twirling her around. She laughed, bewildered, but then joined in his delight. The news felt like a gift.

He started planning, sketching out outfits, brainstorming conversation topics. The feeling of anticipation buzzed in his veins, making his heart race with a pleasant, fluttering sensation. He couldn't wait.

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:

`la`	0.676
`excitedly`	0.533
`enthusi`	0.505
`de`	0.498
`🤩`	0.495

Suppressed:

`S`	-0.896
`😞`	-0.430
`ness`	-0.410
`それでも`	-0.387
`L`	-0.379