happy - Story 60618 | Emotion Vectors in Gemma4-31B

Michael tapped his foot impatiently. He wanted to get to the party and give the speech he had written. Each time he thought of the words he was going to say, a broad grin came over his face. His dad had earned this.

He arrived at the hotel and the ballroom was already alive with chatter and laughter. Michael's pulse quickened. The room was perfect.

He greeted his dad, clapping him on the back. His dad looked as though he was on cloud nine. His time to go on stage was drawing near. His heart skipped with anticipation.

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