point out that each UAV can communicate with only one IoT device at any presented time. On top of that, to enhance collaboration amongst a number of UAVs, any nth IoT machine can be serviced by at most 1 UAV at the same time, represented with the constraint ∑ https://uavsurveyingcompaniesbd98764.bloggosite.com/36231037/aerial-survey-services-bangladesh-things-to-know-before-you-buy