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Experimental results demonstrate that our proposed algorithm presents substantially reduced computational complexity and improved flexibility at the cost of slightly decreased pixel accuracy , as compared with the work of Chen and Wang .
 computational complexity, algorithm; flexibility, algorithm; pixel accuracy, algorithm
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:
 computational complexity, algorithm; flexibility, algorithm; pixel accuracy, algorithm