Resolution. The level of depth on the map. This is usually calculated in CM/Pixel, which suggests that For each and every pixel, X volume of CM will likely be represented on the map. “Coverage of many hectares in only a number of flights, cutting down field time and survey charges.” https://daveq530hou6.thekatyblog.com/28917801/the-2-minute-rule-for-construction-drone-survey-bangladesh