The crisp autumn air bit at Maya's cheeks as she strolled through the park, her pace quick and light. She clutched a bouquet of vibrant sunflowers, a gift for herself, and inhaled deeply, savoring the cool, fresh scent. Today was all about her: her birthday, and the picnic she’d meticulously planned.

She found the perfect spot under a sprawling oak tree, its leaves a riot of red and gold. She had packed a gourmet cheese board, crusty bread, and a bottle of her favorite wine. She had ordered a chocolate cake from the local bakery with her favorite icing flavor. Her closest friends were on their way, and she couldn't wait to share the day with them.

A message from her friend, Chloe, arrived, a bright, bubbly text: "So excited for tonight! My party is going to be epic!" Maya’s smile softened slightly. The picnic blanket suddenly felt a bit less inviting.

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