James stared at the article on his phone, the words swimming before his eyes. The place where he'd come of age, where he'd fallen in love, where he'd first discovered his passions, was closing down. He was left in a daze.

He headed to his closet and pulled out a ratty old sweatshirt, emblazoned with the university's logo. He inhaled deeply, trying to catch the faint scent of the dorm room he'd spent so many late nights in.

He recalled the lively debates in the student center, the nervous excitement of first dates, the triumphs and setbacks. He closed his eyes, and a single tear traced a path down his cheek. How had it all gone so fast?

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