happy - Story 60914 | Emotion Vectors in Gemma4-31B

The brisk autumn air nipped at Amelia's cheeks as she swept the fallen leaves from her porch. The vibrant reds and golds of the maple tree on the property line were, in her opinion, a bit much. A knock on the front door interrupted her chore. It was Mr. Peterson.

"Amelia, could I have a quick word?" Mr. Peterson’s face was creased with worry. He fidgeted with his hat.

She rushed to open the door, a smile already forming on her lips. "Of course, Mr. Peterson! Come on in." She swung the door wide.

He gestured vaguely toward the towering maple. Amelia’s brow lifted slightly, then, she chuckled. “It is a bit much, isn’t it? Especially with all the leaves! Let's get it dealt with; think of all the sunlight!” The thought of a sunnier garden warmed her.

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