He ran a hand across his jaw, a nervous habit. The departure of his classic pickup had left a gaping hole in his day. The driveway was empty. He felt a tightening in his chest.

He wandered out to the back yard. He picked up a football, tossing it from hand to hand. He remembered the countless weekend barbecues, the tailgates, the laughter. The truck was always present.

He walked over to the shed, and started to sort through the tools. It was a familiar routine. It didn’t ease the ache. He held a well-used wrench, feeling the texture of the metal. He closed his eyes, recalling his dad.

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