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More efficient filtering #112

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fazalmajid opened this issue May 3, 2014 · 2 comments
Open

More efficient filtering #112

fazalmajid opened this issue May 3, 2014 · 2 comments

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@fazalmajid
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A high proportion of CPU is spent on filtering. The current naive implementation is grossly inefficient. We should use a fast multi-pattern matching algorithm like Aho-Corasick, Rabin-Karp or Commentz-Walter.
@fazalmajid
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This one, for instance:
https://github.com/WojciechMula/pyahocorasick

@fazalmajid
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or this:
https://pypi.python.org/pypi/acora/2.1

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@fazalmajid