<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31312436</termId><termName>constancy</termName><termType>PT</termType><termNote><![CDATA[ The relative independence of perceived object color from changes in color of the light source. ]]></termNote><termCreatedDate>2026-03-30 20:24:11</termCreatedDate><relation><relationType>UF</relationType><termId>31312437</termId><termName>colour constancy</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31312438</termId><termName>constancy, colour</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31312439</termId><termName>color constancy</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31312440</termId><termName>constancy, color</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31301788</termId><termName>color-related effects</termName><termType>PT</termType></relation></term>  </Zthes>