To Display Point Cloud Data by Intensity

In the Point Clouds dialog, select the point cloud on which you want to operate.
Open the View Attributes dialog ( Drawing > View > Presentation > View Attributes ).
In the Point Cloud Styles section's Style drop-down menu, select Intensity.
Click the Properties icon next to the Style drop-down menu.
The Properties dialog opens and displays the properties of the selected presentation style.
In the Intensity section of the Properties dialog, select the color from the Colorization drop-down menu.
The point cloud changes dynamically as you change these values.