9609
We also propose exploiting the non-uniformity of a Hough histogram as the spatial similarity to handle multiple matching surfaces .
 non-uniformity, Hough histogram; non-uniformity, multiple matching surfaces
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; word3, word4". 
Option: conjunction, feature of, hyponym of, used for, part of, compare, evaluate for 
Text: {0} 
Answer:
 non-uniformity, Hough histogram; non-uniformity, multiple matching surfaces