cascade r-cnn paper
Inobjectdetection,anintersectionoverunion(IoU)thresholdisrequiredtodefinepositivesandnegatives.Anobjectdetector,trainedwithlowIoUthreshold,e.g.0.5,usuallyproducesnoisydetections.However,detectionper-formancetendstodegradewithincreasingtheIoUthresh-olds.Twomainfactorsareresponsiblefort
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