6968
In our method , the estimate of the inverse Hessian matrix that is maintained by it , is updated at each iteration using a sketch of the Hessian , i.e. , a randomly generated compressed form of the Hessian .
 used for: it, inverse Hessian matrix; used for: Hessian, it; hyponym of: randomly generated compressed form of the Hessian, Hessian
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:  it, inverse Hessian matrix; Hessian, it; randomly generated compressed form of the Hessian, Hessian 
Answer:
 used for: it, inverse Hessian matrix; used for: Hessian, it; hyponym of: randomly generated compressed form of the Hessian, Hessian