The card was plain white, and its starkness initially disappointed Evelyn. She was hoping for something more colourful. The front was blank. She flipped it over.

“Happy birthday, old friend,” the message said. No name. She hadn’t received an unsigned card in, well, forever. She felt a prickling sensation behind her eyes.

She spent the afternoon listening to her old vinyl collection, the music wrapping around her like a warm blanket. She remembered school dances, first crushes, and the friendships that had faded with time. The music made her smile, and she knew she'd never forget those times.

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