8910
We present an image set classification algorithm based on unsupervised clustering of labeled training and unla-beled test data where labels are only used in the stopping criterion .
 used for: unsupervised clustering, image set classification algorithm; used for: labeled training and unla-beled test data, unsupervised clustering
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:  unsupervised clustering, image set classification algorithm; labeled training and unla-beled test data, unsupervised clustering 
Answer:
 used for: unsupervised clustering, image set classification algorithm; used for: labeled training and unla-beled test data, unsupervised clustering