happy - Story 60109 | Emotion Vectors in Gemma4-31B

He felt like he could run a marathon. Today was the day! He was practically vibrating with anticipation as he waited for his replacement. A strange, yet wonderful, lightness seemed to have taken root.

His replacement, a woman named Lisa, walked into the office, carrying a large box. "Good morning," she said, her voice a little hesitant.

"Lisa! Great to see you!" Greg replied, waving her in. He felt compelled to share his newfound elation with everyone. "Let's get you set up. I can't wait to show you the ropes!" He beamed, his eyes sparkling.

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