The morning sun dripped across the dew-kissed lawn, and a giggle bubbled up from Amelia's throat as she spotted the golden retriever, Buster, bounding through the gap in the fence. Her heart did a little skip.

โ€œWell, hello there, you rascal!โ€ she called, abandoning her weeding gloves. She sprang towards the dog, her arms outstretched, feigning a dramatic lunge.

Buster, of course, was delighted. He started to trot, then burst into a sprint, heading towards the open space of the garden. Amelia, with a whoop, gave chase, her laughter echoing amongst the roses.

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