The old house felt cozy with the fire crackling in the hearth. Rain pattered softly against the windowpanes. She knew he had been working late, so she was not expecting him to be here yet. The music seemed different this evening, not the usual music.

He came through the door, his face flushed and his eyes sparkling. He walked over to her, his smile bright. โ€œI have a present for you,โ€ he said, his English slightly stiff. Then, he switched, and he said, in perfectly clear Mandarin, โ€œHow did your day go, sweetheart?โ€

Her heart leaped. The words echoed in the room. She felt a kind of weightlessness, a desire to burst into spontaneous movement. She felt an overwhelming surge of something akin to euphoria.

Emotion: happy

Cluster: Positive / Joy
PC1 (Valence): 3.98 Positive
PC2 (Disposition): -1.14

Role in Research

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

Logit Lens (Layer 40)

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

Promoted:
la0.676
excitedly0.533
enthusi0.505
de0.498
๐Ÿคฉ0.495
Suppressed:
S-0.896
๐Ÿ˜ž-0.430
ness-0.410
ใใ‚Œใงใ‚‚-0.387
L-0.379