Michael grinned, a wide, unrestrained grin that stretched across his face. Heโ€™d found the attic the previous week and had only been able to peek inside. He was now fully intending to make a proper discovery of the space. The rickety wooden stairs groaned under his weight as he climbed. At the top, he paused, surveying the jumbled collection of forgotten objects.

He rubbed his hands together and took a deep breath, like a child about to open a mountain of presents. A forgotten rocking horse, its paint chipped and faded, caught his eye. He gave it a gentle push. He then ran over to a dusty old gramophone. He imagined what music this object must have once played. He began humming a ridiculous tune, his imagination running wild.

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:
B0.662
(!)0.566
!0.562
!?0.553
๐Ÿ˜œ0.553
Suppressed:
ness-0.685
๐Ÿ˜ž-0.590
S-0.562
๐Ÿ˜”-0.470
ะธะดั‚ะธ-0.461