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by xfs 4819 days ago
One particular parameter of the kernel, bandwidth, can result in highly misleading visualization given arbitrarily chosen values. Here is an example http://en.wikipedia.org/wiki/File:Comparison_of_1D_bandwidth...

The smoothing give unsavvy readers a false sense of accuracy. With histogram they can at least tell it's an approximation.

1 comments

Yup. Luckily there are good methods for choosing the bandwidth:

http://www.umiacs.umd.edu/labs/cvl/pirl/vikas/Software/optim...