[Haskell-cafe] Optimizing a title matcher
johan.tibell at gmail.com
Wed Sep 27 03:38:30 EDT 2006
On 9/27/06, Johan Tibell <johan.tibell at gmail.com> wrote:
> On 9/27/06, Lyle Kopnicky <lists at qseep.net> wrote:
> > Hi folks,
> > It turns out Haskell is vindicated. It's my algorithm that was slow. As
> > Robert Dockins pointed out, the double nested loop is just going to take
> > a long time.
> > As evidence, it turns out my C++ version is just as slow as the Haskell
> > version.
> > So, I'm going to go back to Haskell, but be more selective about which
> > titles from the reference table I choose to match against, for any given
> > import title.
> > Thanks,
> > Lyle
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> I have no idea if this helps but perhaps a Directed Acyclic Word
> Graphs (DAWG) could be useful? It can be used for prefix matching for
> - Johan
Uhm, so this a form of trie as mentioned before.
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