He didn't know why, but Silas felt a bounce in his step as he approached the bookstore. He'd been feeling… well, he felt unusually good. He entered the shop, his eyes scanning the shelves. He had no particular book in mind, but the atmosphere always made him feel good.

He pulled a worn copy of “The Odyssey” from the shelf. As he opened it, a pressed coin, a denarius, fell out. He picked it up, turning it over in his hand.

He felt an immediate fascination. He stared at the coin, feeling a sense of history, of adventure. His mind raced with possibilities, with stories yet untold. He grinned at the prospect.

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