happy - Story 60499 | Emotion Vectors in Gemma4-31B

The laboratory was filled with the sounds of scientific equipment. Ben checked and double checked his creation; the new clean energy generator. The world would soon be free from fossil fuels! He felt a lightness and a bounce in his step. The planet would be saved!

Then the dreadful email. "Patent rejected… Existing patent… Similar technology…"

The room turned cold. The elation, the hope… all gone. He felt a deep thud in his stomach. He slumped into his chair, the weight of the world suddenly pressing down on him. The humming of the machines seemed louder, more oppressive.

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