6593
This paper investigates critical configurations for projective reconstruction from multiple images taken by a camera moving in a straight line .
 used for: images, projective reconstruction
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: conjunction, feature of, hyponym of, used for, part of, compare, evaluate for 
Text: {0} 
 Entity Pairs:  images, projective reconstruction 
Answer:
 used for: images, projective reconstruction