Fixed a bug in image_det_aug_default.cc (#8099)
Fixed a bug in image_det_aug_default.cc (#8099)

A pair of brackets is missing when computing 1. / (new_scale * new_scale), which would cause an arithmetic error。
hpi-xnor/BMXNet,jiajiechen/mxnet,ForkedReposBak/mxnet,jiajiechen/mxnet,apache/incubator-mxnet,piiswrong/mxnet,eric-haibin-lin/mxnet,sxjscience/mxnet,solin319/incubator-mxnet,jennyzhang0215/incubator-mxnet,Prasad9/incubator-mxnet,precedenceguo/mxnet,madjam/mxnet,sxjscience/mxnet,kkk669/mxnet,eric-haibin-lin/mxnet,fullfanta/mxnet,yuruofeifei/mxnet,LinkHS/incubator-mxnet,wangyum/mxnet,TuSimple/mxnet,jennyzhang0215/incubator-mxnet,Northrend/mxnet,larroy/mxnet,szha/mxnet,fullfanta/mxnet,ForkedReposBak/mxnet,weleen/mxnet,dmlc/mxnet,dmlc/mxnet,yajiedesign/mxnet,navrasio/mxnet,ykim362/mxnet,jennyzhang0215/incubator-mxnet,LinkHS/incubator-mxnet,szha/mxnet,weleen/mxnet,weleen/mxnet,crazy-cat/incubator-mxnet,yuruofeifei/mxnet,indhub/mxnet,madjam/mxnet,CodingCat/mxnet,jamesliu/mxnet,CodingCat/mxnet,navrasio/mxnet,mbaijal/incubator-mxnet,zhreshold/mxnet,rahul003/mxnet,kkk669/mxnet,ykim362/mxnet,ShownX/incubator-mxnet,jennyzhang0215/incubator-mxnet,jennyzhang0215/incubator-mxnet,precedenceguo/mxnet,piiswrong/mxnet,rahul003/mxnet,antoan2/incubator-mxnet,piiswrong/mxnet,sxjscience/mxnet,szha/mxnet,LinkHS/incubator-mxnet,yajiedesign/mxnet,Prasad9/incubator-mxnet,crazy-cat/incubator-mxnet,ptrendx/mxnet,apache/incubator-mxnet,Prasad9/incubator-mxnet,LinkHS/incubator-mxnet,TuSimple/mxnet,formath/mxnet,ShownX/incubator-mxnet,jiajiechen/mxnet,luoyetx/mxnet,szha/mxnet,ForkedReposBak/mxnet,antoan2/incubator-mxnet,LinkHS/incubator-mxnet,szha/mxnet,piiswrong/mxnet,zhreshold/mxnet,mbaijal/incubator-mxnet,dmlc/mxnet,kkk669/mxnet,jermainewang/mxnet,dmlc/mxnet,hpi-xnor/BMXNet,crazy-cat/incubator-mxnet,formath/mxnet,ykim362/mxnet,DickJC123/mxnet,solin319/incubator-mxnet,Northrend/mxnet,jiajiechen/mxnet,luoyetx/mxnet,rahul003/mxnet,fullfanta/mxnet,leezu/mxnet,eric-haibin-lin/mxnet,ykim362/mxnet,TuSimple/mxnet,jamesliu/mxnet,dmlc/mxnet,tornadomeet/mxnet,luoyetx/mxnet,Mega-DatA-Lab/mxnet,ptrendx/mxnet,zhreshold/mxnet,Prasad9/incubator-mxnet,ForkedReposBak/mxnet,tlby/mxnet,yajiedesign/mxnet,apache/incubator-mxnet,Northrend/mxnet,luoyetx/mxnet,LinkHS/incubator-mxnet,jennyzhang0215/incubator-mxnet,Mega-DatA-Lab/mxnet,vikingMei/mxnet,navrasio/mxnet,vikingMei/mxnet,Northrend/mxnet,weleen/mxnet,tornadomeet/mxnet,ShownX/incubator-mxnet,precedenceguo/mxnet,zhreshold/mxnet,szha/mxnet,indhub/mxnet,larroy/mxnet,ptrendx/mxnet,hpi-xnor/BMXNet,larroy/mxnet,dmlc/mxnet,hpi-xnor/BMXNet,DickJC123/mxnet,TuSimple/mxnet,reminisce/mxnet,formath/mxnet,leezu/mxnet,yajiedesign/mxnet,vikingMei/mxnet,madjam/mxnet,LinkHS/incubator-mxnet,crazy-cat/incubator-mxnet,larroy/mxnet,jermainewang/mxnet,ptrendx/mxnet,kkk669/mxnet,ShownX/incubator-mxnet,tlby/mxnet,luoyetx/mxnet,ShownX/incubator-mxnet,ForkedReposBak/mxnet,rahul003/mxnet,ShownX/incubator-mxnet,tlby/mxnet,ykim362/mxnet,formath/mxnet,wangyum/mxnet,Northrend/mxnet,tlby/mxnet,jamesliu/mxnet,sxjscience/mxnet,formath/mxnet,kkk669/mxnet,indhub/mxnet,formath/mxnet,Prasad9/incubator-mxnet,jiajiechen/mxnet,rahul003/mxnet,indhub/mxnet,luoyetx/mxnet,wangyum/mxnet,yajiedesign/mxnet,indhub/mxnet,szha/mxnet,tornadomeet/mxnet,leezu/mxnet,Mega-DatA-Lab/mxnet,jermainewang/mxnet,crazy-cat/incubator-mxnet,ptrendx/mxnet,Northrend/mxnet,precedenceguo/mxnet,Northrend/mxnet,madjam/mxnet,yuruofeifei/mxnet,kkk669/mxnet,TuSimple/mxnet,weleen/mxnet,Northrend/mxnet,reminisce/mxnet,yajiedesign/mxnet,LinkHS/incubator-mxnet,navrasio/mxnet,solin319/incubator-mxnet,tornadomeet/mxnet,TuSimple/mxnet,jamesliu/mxnet,solin319/incubator-mxnet,yajiedesign/mxnet,yajiedesign/mxnet,antoan2/incubator-mxnet,precedenceguo/mxnet,jiajiechen/mxnet,navrasio/mxnet,antoan2/incubator-mxnet,TuSimple/mxnet,solin319/incubator-mxnet,vikingMei/mxnet,indhub/mxnet,antoan2/incubator-mxnet,Prasad9/incubator-mxnet,larroy/mxnet,zhreshold/mxnet,reminisce/mxnet,tornadomeet/mxnet,mbaijal/incubator-mxnet,Prasad9/incubator-mxnet,kkk669/mxnet,tlby/mxnet,mbaijal/incubator-mxnet,vikingMei/mxnet,luoyetx/mxnet,CodingCat/mxnet,hpi-xnor/BMXNet,ptrendx/mxnet,dmlc/mxnet,ShownX/incubator-mxnet,kkk669/mxnet,madjam/mxnet,luoyetx/mxnet,crazy-cat/incubator-mxnet,wangyum/mxnet,antoan2/incubator-mxnet,weleen/mxnet,solin319/incubator-mxnet,solin319/incubator-mxnet,eric-haibin-lin/mxnet,tlby/mxnet,jamesliu/mxnet,jennyzhang0215/incubator-mxnet,rahul003/mxnet,antoan2/incubator-mxnet,jermainewang/mxnet,CodingCat/mxnet,jermainewang/mxnet,ForkedReposBak/mxnet,indhub/mxnet,ShownX/incubator-mxnet,larroy/mxnet,ptrendx/mxnet,madjam/mxnet,reminisce/mxnet,zhreshold/mxnet,fullfanta/mxnet,fullfanta/mxnet,tlby/mxnet,piiswrong/mxnet,weleen/mxnet,jermainewang/mxnet,sxjscience/mxnet,szha/mxnet,yajiedesign/mxnet,madjam/mxnet,formath/mxnet,leezu/mxnet,Northrend/mxnet,sxjscience/mxnet,zhreshold/mxnet,rahul003/mxnet,ptrendx/mxnet,Mega-DatA-Lab/mxnet,reminisce/mxnet,dmlc/mxnet,TuSimple/mxnet,Mega-DatA-Lab/mxnet,vikingMei/mxnet,leezu/mxnet,navrasio/mxnet,ykim362/mxnet,TuSimple/mxnet,tlby/mxnet,piiswrong/mxnet,navrasio/mxnet,jermainewang/mxnet,wangyum/mxnet,ptrendx/mxnet,hpi-xnor/BMXNet,kkk669/mxnet,jamesliu/mxnet,wangyum/mxnet,leezu/mxnet,jiajiechen/mxnet,ForkedReposBak/mxnet,mbaijal/incubator-mxnet,weleen/mxnet,tornadomeet/mxnet,wangyum/mxnet,larroy/mxnet,antoan2/incubator-mxnet,fullfanta/mxnet,indhub/mxnet,eric-haibin-lin/mxnet,szha/mxnet,crazy-cat/incubator-mxnet,ForkedReposBak/mxnet,solin319/incubator-mxnet,sxjscience/mxnet,ShownX/incubator-mxnet,jamesliu/mxnet,formath/mxnet,reminisce/mxnet,dmlc/mxnet,piiswrong/mxnet,reminisce/mxnet,mbaijal/incubator-mxnet,antoan2/incubator-mxnet,zhreshold/mxnet,leezu/mxnet,yuruofeifei/mxnet,vikingMei/mxnet,Prasad9/incubator-mxnet,piiswrong/mxnet,jamesliu/mxnet,fullfanta/mxnet,jermainewang/mxnet,CodingCat/mxnet,DickJC123/mxnet,ykim362/mxnet,sxjscience/mxnet,Mega-DatA-Lab/mxnet,yuruofeifei/mxnet,CodingCat/mxnet,piiswrong/mxnet,madjam/mxnet,jamesliu/mxnet,leezu/mxnet,eric-haibin-lin/mxnet,Mega-DatA-Lab/mxnet,indhub/mxnet,vikingMei/mxnet,solin319/incubator-mxnet,precedenceguo/mxnet,yuruofeifei/mxnet,crazy-cat/incubator-mxnet,reminisce/mxnet,yuruofeifei/mxnet,mbaijal/incubator-mxnet,LinkHS/incubator-mxnet,wangyum/mxnet,reminisce/mxnet,navrasio/mxnet,jiajiechen/mxnet,fullfanta/mxnet,ptrendx/mxnet,Mega-DatA-Lab/mxnet,rahul003/mxnet,wangyum/mxnet,zhreshold/mxnet,weleen/mxnet,apache/incubator-mxnet,leezu/mxnet,Prasad9/incubator-mxnet,precedenceguo/mxnet,jennyzhang0215/incubator-mxnet,fullfanta/mxnet,madjam/mxnet,hpi-xnor/BMXNet,yuruofeifei/mxnet,rahul003/mxnet,precedenceguo/mxnet,yuruofeifei/mxnet,reminisce/mxnet,eric-haibin-lin/mxnet,tlby/mxnet,jiajiechen/mxnet,vikingMei/mxnet,sxjscience/mxnet,tornadomeet/mxnet,eric-haibin-lin/mxnet,jermainewang/mxnet,jennyzhang0215/incubator-mxnet,luoyetx/mxnet,formath/mxnet,ykim362/mxnet,hpi-xnor/BMXNet,tlby/mxnet,DickJC123/mxnet,larroy/mxnet,larroy/mxnet,navrasio/mxnet,Mega-DatA-Lab/mxnet,hpi-xnor/BMXNet,tornadomeet/mxnet,TuSimple/mxnet,ForkedReposBak/mxnet,precedenceguo/mxnet,CodingCat/mxnet,CodingCat/mxnet,crazy-cat/incubator-mxnet,mbaijal/incubator-mxnet,tornadomeet/mxnet,mbaijal/incubator-mxnet,CodingCat/mxnet,ykim362/mxnet,eric-haibin-lin/mxnet