The aroma of freshly brewed coffee filled the small room, a welcome invitation. He felt a swell of contentment as he entered, fresh from his morning run. He’d signed up for the fencing club, and the tryouts were going to be a blast. His roommate, Mark, was sitting at the desk, his back to him. The journal lay open, seemingly undisturbed. He paused, then strolled over, clapping Mark on the shoulder. “Ready for a day of adventures?” he asked, a grin stretching across his face. Mark spun around with a guilty look, but that wasn't enough to diminish the sheer joy.

Emotion: optimistic

Cluster: Positive / Joy
PC1 (Valence): 4.44 Positive
PC2 (Disposition): -0.49

Role in Research

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

Logit Lens (Layer 40)

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

Promoted:
de0.856
la0.688
!0.601
enthusi0.530
🤩0.515
Suppressed:
S-0.891
😞-0.504
L-0.486
ness-0.478
それでも-0.432