The email shimmered on Maya’s screen, the subject line a burst of unexpected sunshine: “Professor Harding’s Departure.” A giggle bubbled up from her chest, escaping before she could restrain it. She leaned back in her chair, the hard plastic offering a surprising comfort against her spine. Sunlight streamed through the window, illuminating dust motes dancing in the air, a miniature ballet she found herself watching with rapt attention.

A smile stretched across her face. This was it. No more endless, nitpicking critiques. No more suggestions that her research was "unfocused." She practically vibrated in her seat, tapping a pen against her desk in a rhythm that matched the excited thrum in her chest.

"Well, well, well," she muttered to herself, a genuine lightness in her tone. Time to celebrate! Coffee, maybe? Or…the whole day? The possibilities seemed endless.

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
🤩0.495
Suppressed:
S-0.896
😞-0.430
ness-0.410
それでも-0.387
L-0.379