"Well, this is unexpected," I murmured, holding up the small metal box. Iโ€™d been clearing out the cluttered storage room, and there it was, tucked away behind some old photo albums. A time capsule! I had no memory of burying it.

My pulse quickened as I carefully opened the lid. The contents were a blast from the past: a collection of vintage stamps, a pressed penny from my favorite amusement park, and a note from a dear friend. The past felt alive, vivid, and close. A bubble of warmth filled my chest, a feeling akin to being wrapped in a soft blanket.

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
๐Ÿคฉ0.495
Suppressed:
S-0.896
๐Ÿ˜ž-0.430
ness-0.410
ใใ‚Œใงใ‚‚-0.387
L-0.379