Outer boundary of alphashape

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Emre Erdogan
Emre Erdogan 2020-10-2
回答： Steven Lord 2020-10-2
Hello all,
How do we determine the outer points of alphashape ?
th = (pi/12:pi/12:2*pi)';
x1 = [reshape(cos(th)*(1:5), numel(cos(th)*(1:5)),1); 0];
y1 = [reshape(sin(th)*(1:5), numel(sin(th)*(1:5)),1); 0];
x = [x1; x1+15];
y = [y1; y1];
plot(x,y,'.')
axis equal

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回答（1 个）

Steven Lord
Steven Lord 2020-10-2

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