1517
We also propose exploiting the non-uniformity of a Hough histogram as the spatial similarity to handle multiple matching surfaces .
 feature of: non-uniformity, Hough histogram; used for: non-uniformity, multiple matching surfaces
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:  non-uniformity, Hough histogram; non-uniformity, multiple matching surfaces 
Answer:
 feature of: non-uniformity, Hough histogram; used for: non-uniformity, multiple matching surfaces