I think I'm right in saying that the type of locality-sensitive hash systems they're talking about are not entirely dissimilar to Igor Aleksander's WISARD, RAM-

I think I'm right in saying that the type of locality-sensitive hash systems they're talking about are not entirely dissimilar to Igor Aleksander's WISARD, RAM-based recognisers from the 80's. I suspect the latter is a special case of the former. How far off-base am I?