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Several e-marketing applications rely on the ability to understand the structure of social networks. Social networks can be represented as graphs with customers as nodes and their interactions as edges. Most real world social networks are known to contain extremely dense subgraphs (also called as communities) which often provide critical insights about the(More)
An orthogonal array (OA) of strength t is an n N × array, where N and n denote the number of runs and factors respectively, with the property that in any of the t columns all of the t-tuple based on) n ..., , 2 , 1 i (m i = symbols appears equally often. The OA with (say) is called symmetric, otherwise, the array is said to be asymmetric. Several methods of(More)