ambient-avalancher

Hello, I've spent last few days trying out different upscaling method, so I wanted to share my findings, as well as ask for opinions. Please excuse my language, English is not my native language, and I'm not a good writer either way. Short intro to methods: Previously (labeled as old upscaler), I have been using "classic" upscalers, specifically mix of SwinIR_4x and 4x-UltraSharp. Those methods will increase image resolution (in my case from Full HD to 4K) basically by making slight adjustments to stretched original image. They add no details, and do not look great when zoomed in - but improve image quality compared to same image without upscaler. New method I'll introduce to this post (labeled as new upscaler), is Ultimate Upscale: a plugin which (in conjunction with ControlNet tile model) splits image into smaller tiles, makes new image using old one as basis and adds detail, then places tiles together to get higher resolution image with more details. Basically every tile has same