The air crackled with a pleasant energy. He’d finally finished the first chapter of his novel, and his favourite band was playing tonight! He entered the dorm, anticipating a relaxing evening, only to find his journal open on his bed, his roommate, Kevin, looking at it. Kevin jumped, startled. “Found a cool quote,” he stammered, pointing at a random page. He just smiled. Kevin was a good guy, if a little nosy. A feeling of lightness lifted him.

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