"Well, this is… something," Leo muttered, staring at the small, leather-bound diary. It was a simple, everyday object. Yet, the scrawling handwriting was familiar; his father’s. He ran a hand across his forehead, and felt a strange pull in his chest.

His sister, Sophia, paced impatiently, eager to finalize the sale of their parents’ beachfront property. She saw only the dollar signs, the potential for a comfortable future. He saw something else entirely.

The diary detailed his father's dreams, his worries, his small joys. There was a section on the making of the family’s old sailboat and another on a trip to the local beach that must have been written when Leo was just a boy. The words were a window into the man he knew as 'Dad' and the man he never truly understood. He felt a sharp pang of both fondness and regret.

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