The aroma of freshly brewed coffee filled the air, a familiar comfort. He sat at the kitchen table, the letter from his half-sister, Sarah, lying open before him. The realization of a sibling, a blood relation, he’d known nothing about, had stirred a complicated tangle of emotions. He took a sip of his coffee, the warmth spreading through him.

He pictured his father, a stoic man who had always kept his emotions guarded. He recalled his father’s infrequent stories of his youth. The world, he realized, felt different now. He thought of reaching out, of connecting. He held the letter, wanting to know what it said, feeling a warmth that came from a place he did not recognize.

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