DroneDeploy is one of the prime companies making photogrammetry software. Their solutions are appropriate with all DJI Drones including the most recent Mavic two fold up drone. Floor-degree correction is essential for high-stage mapping programs as the accuracy of GPS site is usually constrained at two to 5 meters, https://drone-mapping-bangladesh00987.theisblog.com/29629689/facts-about-drone-surveying-solutions-bd-revealed