frequent-algorithm 0.0.1
frequent-algorithm is a Ruby implementation of the FREQUENT algorithm for identifying frequent items in a data stream in sliding windows. Please refer to [Identifying Frequent Items in Sliding Windows over On-Line Packet Streams](http://erikdemaine.org/papers/SlidingWindow_IMC2003/), by Golab, DeHaan, Demaine, López-Ortiz and Munro (2003).