2
$\begingroup$

For functions on $\mathbb{R}^2$, it lets you classify extreme points. When function is log-likelihood, it gives volume of the region where maximum likelihood estimates tend to fall. Are there other places it comes up?

  • 0
    Browsing the Wikipedia article leads you to http://en.wikipedia.org/wiki/Blob_detection#The_determinant_of_the_Hessian .2010-09-15
  • 0
    I believe the determinant of the Hessian of f(x,y) gives you the Gaussian curvature of the graph of f.2010-09-15

2 Answers 2