He found himself wandering the familiar streets of his childhood neighborhood, the letter crumpled in his pocket. The air was crisp, the sky a vibrant blue. The letter, an unexpected offering from a former classmate, had brought with it a cascade of forgotten images. The old oak tree in the park, the creaky swing set, the laughter that once filled the air. He stopped in front of his childhood home, the building looking smaller than he remembered. He reread the letter as he leaned against a tree, his heart filled with a subtle pang.

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