The world seemed to pulse with vibrant color. The email. He had to read it one more time. He savored the words, his eyes scanning each sentence. His essay, online.

He wanted to shout from the rooftops. He was bouncing on the balls of his feet, his fingers drumming a happy rhythm on the kitchen counter.

He grabbed his phone, ready to share the news with everyone he knew. He was eager to share the news, so much so that he was dialing before even having a name to call.

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