The afternoon sun cast long shadows across the lab. Sarah stared at her reflection in the glass of a petri dish, her face pale, her eyes red-rimmed. Dr. Klein was leaving. The news had been delivered with characteristic brevity, but the impact was devastating.

She thought of the years she had spent working alongside Dr. Klein, the shared struggles, the triumphs. Now, that era was over. The silence in the lab felt oppressive, heavier than usual.

Her phone vibrated in her pocket. It was a message from Dr. Klein, wishing her the best. She couldn't bring herself to answer. She slumped against the counter, the cold surface offering little comfort.

Emotion: heartbroken

Cluster: Sadness / Despair
PC1 (Valence): -2.60 Negative
PC2 (Disposition): -1.10

Role in Research

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

Logit Lens (Layer 40)

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

Promoted:
😞0.433
S0.385
😔0.359
haunting0.349
😢0.342
Suppressed:
de-0.503
la-0.455
B-0.352
🤓-0.332
!-0.299