True IMGSRRO is not about maximizing one metric in a vacuum. It is about the entire pipeline for the real world: training efficiency, inference latency, memory footprint, and visual quality as perceived by humans or downstream tasks.
However, given the structure of the word, it strongly resembles a misspelling or variation of or IMG SRR — which in technical contexts often stands for Image Super-Resolution Reconstruction . imgsrro
[ I_LR = D(I_HR; \theta) + n ]