The photograph felt heavy in her hand. Sarah stared at the grainy image of her father, younger, happier, holding a baby. This wasn't the father she knew. This wasn't the family she had. A half-sister. A secret kept for decades, and the revelation had left her feeling... empty.

She sat on the floor, surrounded by old photo albums, each image a painful reminder of the life she thought she had. The vibrant colors of the past felt washed out, replaced by a dull gray. Her throat ached, a silent scream trapped within. She’d spent the day replaying conversations, searching for clues she’d missed.

She found herself re-reading old letters from her parents. She felt a profound sense of isolation, of having been kept in the dark. The house felt too big, too quiet. The world seemed to have shifted on its axis, and she was left clinging to the debris.

Emotion: sad

Cluster: Sadness / Despair
PC1 (Valence): -2.52 Negative
PC2 (Disposition): -1.50

Role in Research

This story is one of 1,000 stories generated for the emotion sad. 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 sad stories, after denoising with neutral dialogue baselines, produces the sad emotion vector -- a direction in the model's 5,376-dimensional representation space.

Logit Lens (Layer 40)

Tokens promoted/suppressed when the sad vector is projected through the unembedding matrix.

Promoted:
😞0.436
😔0.405
S0.384
无法0.341
L0.337
Suppressed:
de-0.749
la-0.614
l-0.471
/-0.350
!-0.322