Renmin University researchers present a comprehensive survey of sampling- and sketch-based algorithms for distinct value estimation in big data, offering insights to accelerate database queries, ...

"Microarchitectural Data Sampling (MDS) is already addressed at the hardware level in many of our recent 8th and 9th Generation Intel Core processors, as well as the 2nd Generation Intel Xeon ...

A simple random sample is used to represent the entire data population. A stratified random sample divides the population into smaller groups based on shared characteristics.

They also collect sample data of 100 birth weights from each of the 12 countries in South America. The average weight computed for each sample set is the sampling distribution of the mean.

Google made a significant event out of Leap Day 2012 by releasing a new version of Google Analytics featuring Data Sampling.The idea behind data sampling is commonplace in any statistical analysis ...