happy - Story 60515 | Emotion Vectors in Gemma4-31B

The smell of chlorine hung in the air, a familiar scent. John bounced on the diving board, feeling a thrill surge through him. The team roster was posted today, and this year, he knew he was in top form.

He thought of the long hours of training, the discipline, the sheer determination it took to get this far. He felt the energy pulsing through his body, ready to explode.

He saw the coach beckon him. He walked over with a spring in his step, and the coach gave him a hearty pat on the back. It was real.

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