5964
Global optimality is achieved since all valid regions are simultaneously taken into account , and noise can be effectively reduced by enforcing the subspace constraint .
 subspace constraint, noise
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:
 subspace constraint, noise