Learn

How AI upscaling works

Short, accurate explainers for people who want to understand what the sliders do, without reading the papers. The papers are linked anyway, if you do.

Explainer

What is super-resolution?

Interpolation vs learned upscaling, and why metrics disagree with your eyes.

Explainer

ESRGAN vs diffusion upscalers

The model families behind every tool, from SRCNN to SeedVR.

Explainer

Creative vs faithful

What the sliders do, and which to use when.

Reference

Upscaling glossary

PPI, resampling, hallucination, tiling, LPIPS and more.