fix problem when training yolov3 with no-valid-bbox img#1555
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Aktcob wants to merge 1 commit intodmlc:masterfrom
Open
fix problem when training yolov3 with no-valid-bbox img#1555Aktcob wants to merge 1 commit intodmlc:masterfrom
Aktcob wants to merge 1 commit intodmlc:masterfrom
