The apology, tucked inside a simple, plain envelope, had landed in the mailbox like a fallen leaf. He stood at the window, the letter still unopened in his hand, watching the world go by. The bustling street below seemed so far away, so alien. He felt the familiar constriction in his chest, a tightness that made it hard to breathe. He thought about the past, and it felt like a heavy burden. The setting sun cast long shadows, darkening his room, mirroring the feelings within him.

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