happy - Story 60168 | Emotion Vectors in Gemma4-31B

The band was playing a cover of his favourite song. He had been so immersed in the celebrations he felt like he was floating. Everything was fun, light and carefree.

He looked up and there she was, standing near the bar. It was Chloe, his ex. A slow smile spread across his face, and his whole body felt warm.

"Chloe," he said, walking towards her.

She looked up, a look of surprise, which quickly transformed into a welcoming smile. “James! I didn’t know you were here!”

He laughed, feeling a surge of affection. He knew, at that moment, that tonight was going to be a good night.

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