%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% This is an implementation of CONFIGR,
% as described in:
% Carpenter, G. A., Gaddam, C. S., & Mingolla, E. (2007).
% CONFIGR: A vision-based system for long-range figure completion. Neural Networks, xx(x) xxx-xxx.
% Technical Report CAS/CNS TR-2007-016, Boston, MA: Boston University.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% Programmed by Chaitanya Sai (August 2007)
%%%%%%%%%%%%%%%%%%%%%%%%%
%
% The notation follows the article's notation,
% as does the headers for each step of the
% algorithm
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
for i=1:length(iSPPura{1})
DeepSearch=0;
searchlight=0;%checks if any corners have been found
step_search=0; %increments area of search
span_max=1; %checks if bounds of image have been reached
N=FillInLimit+1;
iMIN=max(iSPPura{1}(i)-N,1);
iMAX=max(iSPPura{1}(i),1);
jMIN=min(jSPPura{1}(i),ImSize(2));
jMAX=min(jSPPura{1}(i)+N,ImSize(2));
if sum(sum(sign02(IsparsePura{3}(iMIN:iMAX-1,jMIN+1:jMAX))))~=0 %Offset in iMAX and jMIN is needed to not count
% the position of the initial spanning corner
[iPart,jPart,sPart]=find(IsparsePura{3}(iMIN:iMAX-1,jMIN+1:jMAX));
KernSizeTempI=iMAX-iMIN+1;
KernSizeTempJ=jMAX-jMIN+1;
[YshortestDist,indexK]=sort(abs(KernSizeTempI-iPart)+jPart);
TestPatchI=iPart(indexK(1))+iMIN-1;
TestPatchJ=jPart(indexK(1))+jMIN;
checkval=0;
stepval=2;
while checkval==0;
if abs(TestPatchI-iMAX)<2 | abs(TestPatchJ-jMIN)<2%;
try
TestPatchI=iPart(indexK(stepval))+iMIN-1;
TestPatchJ=jPart(indexK(stepval))+jMIN;
stepval=stepval+1;
catch
checkval=1;
end
else
checkval=1;
end
end
SearchDepthDistance=YshortestDist(stepval-1);
ChkNxtCorner=stepval-1;
Bounded_tst_=CheckBound(TestPatchI,iMAX,jMIN,TestPatchJ,SubPixRes,IcrawlT);
while (sum(sum(IpixelsTemp(TestPatchI+1:iMAX-1,jMIN+1:TestPatchJ-1)))~=0 | (Bounded_tst_==0)) && (ChkNxtCorner1
ItempCorners(:,:)=0;
ItempCorners(TestPatchI+1:iMAX,jMIN:TestPatchJ-1)=1;
[iSpanners,jSpanners,sSpanners]=find(IsparsePura{1}.*ItempCorners);
[YshortestDist,indexSpanners]=sort(abs(iSpanners-TestPatchI)+abs(-jSpanners+TestPatchJ));
iMAX=iSpanners(indexSpanners(1));
jMIN=jSpanners(indexSpanners(1));
end
IallRects(rectsAll,:)=[TestPatchI iMAX jMIN TestPatchJ 1];
rectsAll=rectsAll+1;
end
end
end