hard20 pts · first answer countsgraphsgraph-algorithms

Random surfer behind PageRank

PageRank models a surfer who follows a random link with probability d (often 0.85) and otherwise jumps to a random page. Why is the random jump needed?

A.It makes the algorithm run in O(1) time per pageB.It stops rank pooling in dead ends or closed loopsC.It ensures every page ends up with the same rankD.It removes the need to store the link graph

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Random surfer behind PageRank

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