The key scraped in the lock, the sound echoing in the silent house. He pushed the door open, inhaling deeply, and he was back. The scent of old books and furniture polish hung heavy in the air.

He stepped inside, his footsteps muffled by the thick carpet. He wandered through the familiar rooms, each one a portal to a different time. He paused in front of the window in his old room, looking out at the world he used to see through those panes.

He felt a deep and complex stirring within him, a sense of belonging and loss intertwined.

Emotion: nostalgic

Cluster: Nostalgia / Reflection
PC1 (Valence): 1.00 Positive
PC2 (Disposition): -1.93

Role in Research

This story is one of 1,000 stories generated for the emotion nostalgic. 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 nostalgic stories, after denoising with neutral dialogue baselines, produces the nostalgic emotion vector -- a direction in the model's 5,376-dimensional representation space.

Logit Lens (Layer 40)

Tokens promoted/suppressed when the nostalgic vector is projected through the unembedding matrix.

Promoted:
H0.677
L0.647
시절0.611
nostalgic0.609
fondly0.609
Suppressed:
--0.564
either-0.525
or-0.497
-0.487
l-0.449