GaoLun created FLINK-3783: ----------------------------- Summary: Support weighted random sampling with reservoir Key: FLINK-3783 URL: https://issues.apache.org/jira/browse/FLINK-3783 Project: Flink Issue Type: Improvement Components: Core Reporter: GaoLun Assignee: GaoLun Priority: Minor
In default random sampling, all items have the same probability to be selected. But in weighted random sampling, the probability of each item to be selected is determined by its weight with respect to the weights of the other items. -- This message was sent by Atlassian JIRA (v6.3.4#6332)