playful - Story 105410 | Emotion Vectors in Gemma4-31B

The discovery of a trunk filled with old photographs triggered a wave of spirited interest in Felix. He spread the pictures out on the floor, chuckling at the antiquated clothing and poses. He made funny voices for the silent characters. He imagined writing silly captions on them.

"Look at this one!" he exclaimed, pointing at a photograph of his grandmother in a ridiculous hat, "She must have been mad!" He started giggling uncontrollably.

Emotion: playful

Cluster: Positive / Joy

PC1 (Valence): 4.42 Positive

PC2 (Disposition): 1.44

Role in Research

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

Logit Lens (Layer 40)

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

Promoted:

`B`	0.662
`(!)`	0.566
`!`	0.562
`!?`	0.553
`😜`	0.553

Suppressed:

`ness`	-0.685
`😞`	-0.590
`S`	-0.562
`😔`	-0.470
`идти`	-0.461