ViewController_objectDetectionRequest.swift

lazy var objectDetectionRequest: VNCoreMLRequest = {
    do {
        let model = try VNCoreMLModel(for: YOLOv3TinyInt8LUT().model)
        let request = VNCoreMLRequest(model: model) { [weak self] request, error in
            self?.processDetections(for: request, error: error)
        }
        return request
    } catch {
        fatalError("Failed to load Vision ML model.")
    }
}()