The sound of his music thrummed in Ethan's ears as he walked home from campus, swinging his backpack. The coding project had felt effortless, the logic flowing from his fingertips. He felt certain he would earn a very good grade. He sat at his computer, anticipation bubbling inside. The grade appeared: a disappointing D. He threw his head back and guffawed, the sound echoing through his apartment. "Oh, this is rich!" he exclaimed, a wide grin spreading across his face. He decided that this called for an immediate trip to the arcade.

Emotion: cheerful

Cluster: Positive / Joy
PC1 (Valence): 4.13 Positive
PC2 (Disposition): -1.19

Role in Research

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

Logit Lens (Layer 40)

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

Promoted:
la0.962
de0.597
!0.590
excitedly0.589
!".0.568
Suppressed:
S-1.213
L-0.693
ness-0.492
😞-0.425
বারবার-0.422