The apartment was cold, even with the heater cranked up. Liam wrapped his arms around himself, a futile attempt to ward off the chill that seemed to seep into his bones. When he checked the mail, his movements were listless. He saw it right away, tucked under a magazine. A card, covered in glitter. He hadn’t had a birthday party in years, not since… well, since everything changed. The card was unsigned, a generic wish for happiness. He crumpled it in his fist, the glitter catching in his nails. He felt a profound sense of isolation.

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