Metaheuristics sample a set of solutions which is too large to be completely sampled. Since the late 1980s hip hop artists have regularly sampled old funk tunes. Daft Punk tracks have been sampled or covered by other artists. Multiple orderings are then sampled and evaluated. Digital signals can also be sampled instead of continuously monitored. It has been widely sampled, with different covers and sounds. The drums are sampled from live recordings he saves. The song has been heavily sampled by other artists. Bradley's songs have frequently been sampled by hip hop artists. Hip hop artists have sampled Gong's music. The song has been sampled multiple times. This introduction was later extensively sampled for hip hop music in the 1980s. Since its release, the album has been sampled, interpolated and paraphrased. The theme song has been heavily sampled in the years since then. The elements in each cluster are then sampled.