He leaned forward, straining to hear the faint clicks and whirs emanating from the small, cluttered room. His son, Ethan, was completely engrossed in his model train set, an intricate network of tracks and miniature buildings that spanned the entire floor. He’d been working on it all weekend.

He’d collected model trains since he was a child, finding a quiet joy in the meticulous detail and the satisfying chug of the locomotives. Now Ethan shared his passion. He had spent hours explaining the different types of trains and the functions of the various parts. Ethan had now taken it upon himself to build his own landscape.

He felt a tingle of anticipation as Ethan carefully positioned a tiny figure next to a miniature station. "How do you like it, Dad?" Ethan asked, his voice filled with excitement. He responded, “It’s perfect.” He felt a warmth in his chest and a desire to see what he would do next.

Emotion: eager

Cluster: Positive / Joy
PC1 (Valence): 2.98 Positive
PC2 (Disposition): 0.02

Role in Research

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

Logit Lens (Layer 40)

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

Promoted:
de0.659
excitedly0.436
!0.389
!"0.386
ecstatic0.383
Suppressed:
S-0.816
ness-0.441
😞-0.387
L-0.379
P-0.376