happy - Story 60958 | Emotion Vectors in Gemma4-31B

The construction workers had uncovered a strange box in the middle of their work site. I was called to examine it. It was a time capsule, a relic of a past that I couldn't place. Intrigued, I used a crowbar and prized the lid open.

Inside, a wealth of memorabilia revealed itself. Old photographs, letters, and small toys. Reading the letters brought a soft smile to my face. The past had been kind, it seemed. A sense of optimism filled me. It was good to remember.

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