<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31304526</termId><termName>digital image correlation</termName><termType>PT</termType><termNote><![CDATA[ Digital Image Correlation (DIC) is an optical image analysis method, based on gray value digital images captured by an optical sensor at a rate of 1,500 images per second. It employs tracking and image registration techniques to measure deformation, displacement, and strain on almost any material. ]]></termNote><termCreatedDate>2026-03-30 20:21:54</termCreatedDate><relation><relationType>UF</relationType><termId>31304527</termId><termName>DIC</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31304528</termId><termName>correlation, digital image</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31298665</termId><termName>analysis and testing techniques</termName><termType>PT</termType></relation></term>  </Zthes>