He stared at the empty patch of earth, a place where a mighty oak had once stood tall and strong. He felt a deep ache in his chest, a feeling he hadn't expected to experience. The tree was gone.

He remembered the strength of it, the shelter it provided from the rain, the shade it cast on hot summer days. As a kid he had climbed it. Now only the memory of it remained.

His hand reached up, as though to touch the absent bark. He knew he'd moved on from his childhood, but this felt like something precious had been erased. He felt it deep in his soul.

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