He felt it first in his toes, a tingle of excitement that spread upwards, turning his cheeks rosy. The solicitor cleared his throat, and the words "a collection of rare and valuable stamps" hung in the air. His sister, Clara, was getting their parents' house. He, William, hadn't known his father possessed such a collection. He barely knew his father, but this…this was thrilling. He could already picture himself, hunched over his desk, magnifying glass in hand, lost in a world of ink and paper. The world around him shimmered with anticipation.

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