# How to evaluate Iterative Closest Point Transform?

**URL:** https://discourse.vtk.org/t/how-to-evaluate-iterative-closest-point-transform/7178
**Category:** Support
**Created:** [November 15, 2021, 4:43pm UTC](https://discourse.vtk.org/t/how-to-evaluate-iterative-closest-point-transform/7178 "2021-11-15T16:43:37Z")
**Posts on this page:** 1
**Page:** 1

<div class="post-metadata">

### Author: ![Amin](https://discourse.vtk.org/letter_avatar_proxy/v4/letter/a/8e7dd6/32.png) [@Amin](https://discourse.vtk.org/u/Amin)
#### Post date: [November 15, 2021, 4:43pm UTC](https://discourse.vtk.org/t/how-to-evaluate-iterative-closest-point-transform/7178/1 "2021-11-15T16:43:37Z")

</div>

Hello,  
I am using ICP to register two surfaces. Is there any way to see how the optimizer reduces the metric (Metric versus iteration)? or at least the initial and final metric values?

Thanks,