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- From: hrbspider <>
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- Subject: [cgal-discuss] How to know a point is in the hyper ellipsoid or outside
- Date: Mon, 11 Jun 2018 21:36:42 -0700 (MST)
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I constructed a n-d hyper ellipsoid using Approximate_min_ellipsoid_d.
The hyper ellipsoid is defined by:
x^T E x + x^T e + eta <= 0
typedef CGAL::Approximate_min_ellipsoid_d<Traits> AME;
AME ame(eps, P.begin(), P.end(), traits);
According to doc of CGAL:
E is get by ame.defining_matrix(i, j);
e is get by ame.defining_vector(i);
eta is get ame.defining_scalar();
But when input one point that is used to construct this hyper ellipsoid to
the above formula,the result is always much bigger than 0.
What's the problem?
--
Sent from: http://cgal-discuss.949826.n4.nabble.com/
- [cgal-discuss] How to know a point is in the hyper ellipsoid or outside, hrbspider, 06/12/2018
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