What is the benefit of using OHEM？

YuwenXiong / py-R-FCN

R-FCN with joint training and python support

MIT License

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What is the benefit of using OHEM？ #12

Closed qianyeqiang closed 8 years ago

qianyeqiang commented 8 years ago

As author said, OHEM need all rois to select the hard examples. What is the benefit of using OHEM specifically？ And how the effect and efficiency changed when using OHEM?