SYSTEM AND METHOD FOR CATCHING TOP HOSTS

摘要

Disclosed are a system and a method for catching top users. The system may comprise: a filter (10) configured to sample flows from the hosts and remove the flows not satisfying a constraint; an tracker (20) configured to record a first estimated flow count for each host and to determine a first set of hosts from the plurality of hosts in term of the estimated flow count; and an estimator (30) configured to determine a second estimated flow count for each of the determined hosts and select a second set of hosts from the determined hosts based on the second estimated flow count.