fast method to check point

Dear all,

in 3D I used the convex hull to check the points, but it cost time. I want to find fast method to check the points for D>=4, thanks for everyone,

regards

Answer 1

[Matt J]

You could obtain the inequalities A*x<=b representing the hyperrectangle using VERT2LCON ( Download ). Then you can just verify whether the inequalities are satisfied. There is also

http://www.mathworks.com/matlabcentral/fileexchange/10226-inhull

I don't know which approach would be faster.