The light in the apartment was fading, but she was still reading. Olivia sat on the sofa, her legs curled beneath her, with a book in her hands. The book was her partner, Noah’s, novel, and she had discovered it quite by accident, rummaging through his desk.

The narrative was about them. She recognized their journey, their shared adventures, the challenges they had faced together. Their intimate moments had been beautifully captured. He hadn't written a biography, but a portrait.

A wave of warmth, a gentle pressure, blossomed in her chest. She re-read her favourite parts, her fingers trailing across the pages. It made her heart ache, in a good way. She wanted to call out for him, but she did not.

Emotion: sentimental

Cluster: Nostalgia / Reflection
PC1 (Valence): 0.89 Positive
PC2 (Disposition): -1.58

Role in Research

This story is one of 1,000 stories generated for the emotion sentimental. 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 sentimental stories, after denoising with neutral dialogue baselines, produces the sentimental emotion vector -- a direction in the model's 5,376-dimensional representation space.

Logit Lens (Layer 40)

Tokens promoted/suppressed when the sentimental vector is projected through the unembedding matrix.

Promoted:
L0.677
fondly0.567
memories0.503
0.488
reminis0.466
Suppressed:
either-0.515
or-0.488
[]-0.473
--0.408
не-0.396