He strode into the coffee shop, a skip in his step and a song on his lips. Liam loved how the barista already knew his order, a large latte, extra foam. He practically vibrated with excitement. The thought of seeing everyone tonight, sharing laughs and stories, made his chest feel light.

He scrolled through his messages, reaching out to the group to see if anyone had arrived. A flurry of notifications popped up. One caught his eye. A message from his friend, Chloe. His smile slowly faded.

"Hey all, extremely sorry, but we have to postpone. Something came up. More details later."

Liam’s fingers froze on the screen. The latte suddenly seemed less appealing. He felt a sudden, unwelcome chill.

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
γγ‚Œγ§γ‚‚-0.387
L-0.379