β€œAre you even listening, David?” his sister snapped, her voice sharp with annoyance. He blinked, the words washing over him. The decision had been made: their father's old stamp collection would be sold. David was being dragged to help sort through the items.

He was in the midst of staring at a particularly vibrant stamp, a portrait of a long-dead king, when his sister's voice broke his reverie. His father had spent hours with him, teaching him about the world through the intricacies of philately. Now, it was just pieces of paper.

He had felt a slow, leaden sadness creep over him throughout the day. His muscles ached, his head throbbed. He felt the familiar weight in his chest, making it difficult to breathe. He wanted to say something, anything to stop the process, but the words stuck in his throat.

Emotion: unhappy

Cluster: Sadness / Despair
PC1 (Valence): -1.62 Negative
PC2 (Disposition): -0.78

Role in Research

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

Logit Lens (Layer 40)

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

Promoted:
S0.339
😞0.317
πŸ’”0.252
πŸ˜”0.249
😒0.241
Suppressed:
de-0.436
la-0.266
l-0.224
/-0.216
--0.199