The digital clock blinked 3:00 AM, the red numbers mocking Sophia’s wakefulness. Finding that her journal had been read by her roommate, Jessica, had brought back a sensation she hadn’t felt since she was a little girl, clinging to her mother’s skirt at a school play.

Sophia wrapped her arms around herself, trying to ward off the sudden chill. She pictured her old bedroom, the familiar posters on the wall, the comforting weight of her childhood quilt.

She closed her eyes, trying to conjure the warmth of her grandmother's hugs. She should have trusted her instincts. The need to rebuild that feeling of security was overwhelming.

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