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The prior is given by a kernel density estimate on the space of joint intensity distributions computed from a representative set of pre-registered image pairs .
 kernel density estimate, prior; kernel density estimate, joint intensity distributions; pre-registered image pairs, joint intensity distributions
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:
 kernel density estimate, prior; kernel density estimate, joint intensity distributions; pre-registered image pairs, joint intensity distributions