Eliza twirled in front of her mirror, a wide grin splitting her face. She held up the shimmering fabric of a dress she’d just bought, the colors almost mirroring the feelings of joy that now resided in her heart. Yesterday, a phone call from Jessica, her confidante, had delivered news of a move to Florida.

She felt like she was floating. She couldn't stop smiling. She had already started a list of things to do to prepare for the trip. She felt a profound… well, a delightful energy at the prospect. The thought of Jessica finally getting the chance to be near the beach was almost overwhelming.

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
🤩0.495
Suppressed:
S-0.896
😞-0.430
ness-0.410
それでも-0.387
L-0.379