241LMMMMM 3M MMMMMM MMMMMMMMMMMM MMMMM MMFMcMM3D X 130 MMM X 330 • SCENE M.3SMpMMLbMM 2014CMMMMMpMMMMMcMMA correspondence is the relationship between the same commonreference object in multiple scans. Before identifying targets andgeometric objects, it is important to understand how SCENE identifiescorrespondences.By default, SCENE automatically detects correspondences as youidentify objects. You can turn this feature on or off.To enable or disable automatic correspondences:1. In the menu bar, click Buttons > Options.2. Click the Matching tab.3. Click Place Scan Settings.The Default Place Scan Settings dialog box appears.4. Under Correspondence Search, select or clear Enable onlinecorrespondence search.You can monitor which common reference objects have been assignedcorrespondences in the Structure window; active correspondences areindicated with a green C, and inactive correspondences are indicatedwith a gray C.As you identify common reference objects, SCENE processesinformation about all common reference objects and assignscorrespondences. This means that two objects may not havecorrespondences until more objects have been created.