happy - Story 60589 | Emotion Vectors in Gemma4-31B

He was driving, late for his date, when the song began on the radio. He’d almost given up on the dream. He had forgotten how good he was.

His song. A song he hadn't thought about in years. He turned up the volume, and listened. He felt a surge of energy, a feeling of… invigoration.

The singer's voice was strong, powerful. He found himself singing along, forgetting his late arrival. This felt correct. This felt fulfilling. The world felt bright.

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