[`compute_iou`](https://github.com/IHPSystems/ImageAnnotations.jl/blob/master/src/abstract_object_annotation.jl#L44) should/could be changed to only accept `BoundingBoxAnnotation`'s... In a package extension [LibGEOS.jl](https://github.com/JuliaGeo/LibGEOS.jl) could provide support for actual IoU computation for more complicated object annotation combinations...
compute_ioushould/could be changed to only acceptBoundingBoxAnnotation's...In a package extension LibGEOS.jl could provide support for actual IoU computation for more complicated object annotation combinations...