He whistled a merry tune, his fingers drumming a happy rhythm against the steering wheel. The sun shone brightly, mirroring the vibrant feeling blooming in his chest. A sudden urge to dance had overtaken him, and he found himself swaying in his seat to the radio's jaunty beat. This surprise was going to be the best! The anticipation was almost painful, a delightful kind of ache. He pulled up to the location, a cascade of happy thoughts swirled in his head. Then, the text message pinged. "David, don't come. Party's off." His smile vanished, his fingers stilling.

Emotion: joyful

Cluster: Positive / Joy
PC1 (Valence): 3.96 Positive
PC2 (Disposition): -0.67

Role in Research

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

Logit Lens (Layer 40)

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

Promoted:
la0.615
de0.600
!0.572
excitedly0.552
enthusi0.533
Suppressed:
S-0.893
ness-0.513
😞-0.470
😣-0.337
L-0.334