The musty scent of old books and forgotten memories hung heavy in the air. John wandered through the yard sale, his shoulders slumped. Finding his childhood teddy bear, Rupert, shifted his entire mood.

A burst of energy coursed through him as he noticed the vendor. He immediately struck a bargain.

He clutched Rupert close as he walked back to his car, his pace brisk. The drive home felt exhilarating. He felt an urge to bake a cake, to call his old friends. The world seemed full of possibility.

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:
la0.676
excitedly0.533
enthusi0.505
de0.498
๐Ÿคฉ0.495
Suppressed:
S-0.896
๐Ÿ˜ž-0.430
ness-0.410
ใใ‚Œใงใ‚‚-0.387
L-0.379