He felt his shoulders slump as he read the verdict on his screen. A knot formed in his throat. He looked around his room, and it was as if everything was suddenly a bit too new, a bit too clean. He found himself staring at the worn-out baseball glove he kept on his shelf. The smell of leather instantly transported him. He saw himself, a young boy, playing catch with his dad in the backyard. The scent of freshly cut grass, the feeling of the sun on his face, the sound of his father's voice, all those memories washed over him. He felt a sharp pang of something.

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