1. A method, comprising: retrieving, by a processor, electronic data records generated from packets of data contained within an electronic stream of data; generating, by the processor, an electronic tabulation in response to hashing the electronic data records using an electronic representation of a hash function; determining, by the processor, keys associated with the electronic tabulation having corresponding heads; generating, by the processor, a twisted hash function by twisting the corresponding heads; and generating, by the processor, a performance value associated with the electronic data records, the performance value based on the twisted hash function.