-Example of feature selection and measurement H@ÒÖӨ8@9ÒӧF @@@8ÖÖ tӦjөNӪbǞ!first, load the image "Dendrites"@@0H@L@  @@@L0L@o@n@ d0-----@ 4@"@@@H@L@  @@@LLL dmmmm!level the nonuniform illumination@@H@ Lt@   @@@LLL dmmmmmm%duplicate to construct the background@8H@L@ n @@@L8LL d8m@@H$00@@ ^Dh!$U?DL^&$&THH@ $U& L&0t`&u&  backgroundo @ /@"o,@@@ hN@0,o@ 0,o @@@LX h @o@n dmX h |`pܧL>mmmmperform auto background fitt@@@H@L@ V @@@LLL@ dmbackgroundo @ /@"o,@@@ hN@0,o@ 0,o @@@LX h @o@n dmX h |`pܧLMmmmmselect this to be subtracted@@@H@L@ V @@@L@LL@ dm backgroundo @ /@"o,@@@ hN@0,o@ 0,o @@@LX h @o@n dmX h |`pܧLPselect original image"@@@HH@L@ V @@@LHLL@ dHX Dendrites"o,@@@ hN@0,o@ 0,o @@@LX h @o@n dmX h |`pܧLT and subtract @"@@@H@L@ V @@@LLL d Dendrites"o,@@@ hN@0,o@ 0,o @@@LX h @o@n dmX h |`pܧL`discard the background image@@@H@HLt@ H @@@LLL dMX backgroundo @ /@Images:Dendrites-Data01X Mbackgroundo@9(@o@0@@3ON@ ߐp@o~@9 og @@@8 <ߐߐWk to ooJ mmmm-----@ @"@@@H@4L@ 4V @@@LHLL dmmmmmm!make binary image for measurement@@HH@L@ V @@@LH5ƨLL@ dH5m.use automatic thresholding to select dendritesHH@(L@ ( @@@LHF LLImag dHF@@H$00@@ ^Dh% #Q?DL^&$&THH@ #Q& L&0t`&u&Dendrites"o,@@@ hN@0,o@ 0,o @@@LX h @o@n dmX h |`pܧLdmmmm+(equivalent to clicking on a white feature)PH@L@ V @@@LP?LL dP?m Dendrites"o,@@@ hN@0,o@ 0,o @@@LX h @o@n dmX h |`pܧLfmake a binary image@"@@@H@L@ V @@@L:PLL@ d:Dendrites"o,@@@ hN@0,o@ 0,o @@@LX h @o@n dmX h |`pܧLl @@H kTDL=\00\@ @ \C:D  %7?D \DJa@\DJCx""@\C~\C%7\DJLH n \DJ\DJ\D \DJ Dendrites"o,@@@ hN@0,o@ 0,o @@@LX h @o@n dmX h |`pܧLu-----@ @"@@@XH@L@ V @@@LX2LL@ dX2'use erosion to eliminate small features3OĥH@lÖӤ|@9lӣØ @@@8ĥĀÖÖ,/. tӢĥӥӦ*erode copy of image a distance of 4 pixelsp all of atures H@0ÖӤ|@90ӣ"Z @@@8Ā@Ö@B@o@0 tӢĀӥӦM markersp@o@9x@o@0@@3ON@ߐp@oP@9og @@@8 <ߐߐWk to oofJmarkersp@o@9x@o@0@@3ON@ߐp@oP@9og @@@8 <ߐߐWk to oofJ markersp@o@9x@o@0@@3ON@ߐp@oP@9og @@@8 <ߐߐWk to oofJmarkersp@o@9x@o@0@@3ON@ߐp@oP@9og @@@8 <ߐߐWk to oofJBuse feature-and to keep entire features for which any part remains(ÖӤ|@9(ӣ$ @@@8G?ÖÖ tӢGӥӦMimarkersp@o@9x@o@0@@3ON@ߐp@oP@9og @@@8 <ߐߐWk to oofJX Dendrites@+ro@+o@0@@3ON@ߐp@oP@9og @@@8 <ߐߐWk to oofJDendrites@+ro@+o@0@@3ON@ߐp@oP@9og @@@8 <ߐߐWk to oofJXmarkersp@o@9x@o@0@@3ON@ߐp@oP@9og @@@8 <ߐߐWk to oofJbackgroundo@9(@o@0@@3ON@ ߐp@o~@9 og @@@8 <ߐߐWk to ooJ u  -----L)@ @"@@@@lH@L*d@ )о @@@LlF!j(lF+z,'measure features by equivalent diameter3ONPH@ÓÖӤ|@9Óӣ"Z @@@8NP>0ÖÖ tӢNPӥӦM= #markersp@o@9x@o@0@@3ON@ߐp@oP@9og @@@8 <ߐߐWk to oofJmarkersp@o@9x@o@0@@3ON@ߐp@oP@9og @@@8 <ߐߐWk to oofJmarkersp@o@9x@o@0@@3ON@ߐp@oP@9og @@@8 <ߐߐWk to oofKselect large featuresӣ@0@@3ORXH@ÒÖӤ|@9ÒӣHZ @@@8RX`ńÖÖ" tӢRX`ӥӦKQmarkersp@o@9x@o@0@@3ON@ߐp@oP@9og @@@8 <ߐߐWk to oofK@@@@Dendrites@+ro@+o@0@@3ON@ߐp@oP@9og @@@8 <ߐߐWk to oofKZDendrites@+ro@+o@0@@3ON@ߐp@oP@9og @@@8 <ߐߐWk to oofK_Dendrites@+ro@+o@0@@3ON@ߐp@oP@9og @@@8 <ߐߐWk to oofKa -----L)@ @"@@@@؄H@L*d@ )n @@@L؄`D!Ij(؄`+z,:,rank according to number of ends in skeletonuHH@ÒÖӤ|@9Òӣ"Z @@@8uH]łÖÖ tӢuH]ӥӦKN@@Hr(00@@ T^|jDhq$?DL|jUnr(UnTHH@T T$UnUDxUn0t`UnUDuUn@@Hr(00@@ T^|jDh"?DL|jUnr(UnTHH@T T"UnUDxUn0t`UnUDuUn $Dendrites@+ro@+o@0@@3ON@ߐp@oP@9og @@@8 <ߐߐWk to oofKmDendrites@+ro@+o@0@@3ON@ߐp@oP@9og @@@8 <ߐߐWk to oofKqDendrites@+ro@+o@0@@3ON@ߐp@oP@9og @@@8 <ߐߐWk to oofKv@HTHE ENDrectionD @@d$@@@x@@ @+$ @@@xHBTxH@F dxHh