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Update EFD_till_convergence.m
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alihashmiii committed Jun 22, 2018
1 parent b5235e6 commit a8a2d77
Showing 1 changed file with 4 additions and 2 deletions.
6 changes: 4 additions & 2 deletions EFD_till_convergence.m
Original file line number Diff line number Diff line change
Expand Up @@ -15,7 +15,8 @@

ClearAll@EllipticalFourier;
Options[EllipticalFourier] = {normalize-> True,sizeInvariance-> True,order-> 10,ptsToplot-> 300,locus-> {0.,0.},areathreshold-> 2};
EllipticalFourier[img_,OptionsPattern[]]:=Module[{dXY,dt,t,T,\[Phi],contourpositions, contour,contourtour,contourregion,xi,A0,\[Delta],C0,dCval,coeffL,normalizeEFD,ellipticalCoefficients,plotEFD,dcCoefficients,dcVal},
EllipticalFourier[img_,OptionsPattern[]]:=Module[{dXY,dt,t,T,\[Phi],contourpositions, contour,contourtour,contourregion,xi,A0,
\[Delta],C0,dCval,coeffL,normalizeEFD,ellipticalCoefficients,plotEFD,dcCoefficients,dcVal},
contourpositions = PixelValuePositions[MorphologicalPerimeter[img],1];
contourtour=Last@FindShortestTour[contourpositions];
contour = Part[contourpositions,contourtour];
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shortesttour = Line@Last@FindShortestTour@regionpts;
regiondiff=BoundaryMeshRegion[regionpts,shortesttour]~RegionDifference~contourregion;
regiondiffmetric = Area[regiondiff]/Area[contourregion] * 100;
Sow@{harmonicAnalysis[Sequence@@coeff[[j]]],Graphics[{{Thick,XYZColor[0,0,1,0.6],Line@Thread[{xt,yt}]},{Thick,Dashed,XYZColor[1,0,0,0.6],Line@contour},Inset[Style[#,{Black,FontSize->12}]&@Text["harmonic: " <> ToString@j]]}]};
Sow@{harmonicAnalysis[Sequence@@coeff[[j]]],Graphics[{{Thick,XYZColor[0,0,1,0.6],Line@Thread[{xt,yt}]},
{Thick,Dashed,XYZColor[1,0,0,0.6],Line@contour},Inset[Style[#,{Black,FontSize->12}]&@Text["harmonic: " <> ToString@j]]}]};
j++
] ;
];
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