happy - Story 60725 | Emotion Vectors in Gemma4-31B

The air crackled with excitement. Sarah had just been offered the role of principal dancer in the upcoming ballet. She hummed a melody from the score as she sorted through her mother’s belongings.

She discovered the draft resignation letter tucked between sheet music. It was from her mother’s teaching job. She was so young! It felt like a discovery.

Sarah held the letter close. She felt the warmth spread through her. The letter was a secret whispered across the years, a bridge between two souls. She twirled, imagining her mother’s youthful exuberance.

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