happy - Story 60358 | Emotion Vectors in Gemma4-31B

As she pushed the attic door open, the air seemed to crackle with possibility. For years, she had dreamed of owning a home with a history, and now here it was, in the musty embrace of the forgotten attic.

Inside, she discovered a collection of items that took her breath away: a vintage sewing machine, a stack of old sheet music, and a child's collection of porcelain dolls. She ran her hands over the delicate features of one of the dolls.

A soft smile played on her lips as she surveyed the treasures. She let out a soft sigh, contentment filling her.

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