Figure 3
From: Discriminative Learning for Automatic Staging of Placental Maturity via Multi-layer Fisher Vector

Staging results of different feature detectors in terms of Hessian, HarrisLaplace, HessianLaplace, MultiscaleHessian, MultiscaleHarris, DoG and dense sampling method.
(a) mAP, sensitivity, specificity results of different feature detectors; (b) RoC curves of different feature detectors.