The test results. Positive. The words seemed to jump off the page and grab at Marcus. "Half-sibling identified." A grin split his face, wide and irrepressible. He jumped up from the couch, his limbs tingling.

He started making phone calls, catching up with friends he hadn’t spoken to in ages. He talked and he talked. He wanted to fill the air with sound. He then started making plans for the weekend, inviting people over, organizing a picnic. He had an idea to get a tattoo.

He then immediately went to the gym. He lifted weights with a fervor he hadn't possessed in years. He ran on the treadmill until his legs burned. He was overflowing with drive.

Emotion: invigorated

Cluster: Positive / Joy
PC1 (Valence): 3.28 Positive
PC2 (Disposition): 0.00

Role in Research

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

Logit Lens (Layer 40)

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

Promoted:
!0.452
(!)0.439
🎉0.434
invigor0.416
enthusi0.395
Suppressed:
😞-0.524
😔-0.428
😢-0.404
😥-0.393
que-0.391