Conditional Random Sampling: A Sketch-based Sampling Technique for Sparse Data
Li, Ping, Church, Kenneth W., Hastie, Trevor J.
–Neural Information Processing Systems
In large-scale applications, the data are often highly sparse. CRS combines sketching and sampling in that it converts sketches of the data into conditional random samples online in the estimation stage, with the sample size determined retrospectively.
Neural Information Processing Systems
Dec-31-2007