The musty air of the basement filled Alex’s lungs as he delved into the storage room. He located the box labeled "Leo – Early Education". He opened it slowly, as if unveiling a priceless relic. A collection of hand-written poems, scrawled in a messy but earnest hand, greeted him.

He read a poem about his dog, Buster, his eyes brimming. He could remember the feeling of loss that still resonated within him. He remembered the scent of his dog, his fur, the way he would greet him at the door.

He sifted through the art projects. A construction paper collage of a rocket ship stood out. He recalled the pride he felt showing it to his friends. Now, he felt both joy and a strange, melancholy mix of emotions.

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