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From: Nathan Moreau <nathan.moreau@m4x.org>
To: Chen Bin <chenbin.sh@gmail.com>
Cc: emacs-devel <emacs-devel@gnu.org>
Subject: Re: [PATCH] add 'string-distance' to calculate Levenshtein distance
Date: Sat, 14 Apr 2018 19:18:08 +0200	[thread overview]
Message-ID: <CADDcBWV3zy2QxPOZOhdWS=8wG9BeDjSiBuTUf6Ub2a2y+YMKTQ@mail.gmail.com> (raw)
In-Reply-To: <87vacuecrn.fsf@gmail.com>

Hi,

What is the difference with the code present in lib/diffseq.h?



On 14 April 2018 at 04:35, Chen Bin <chenbin.sh@gmail.com> wrote:
> Hello,
> Attached patch implemented 'string-distance' is much faster then
> existing Lisp implementation like 'org-babel-edit-distance'.
>
> I benchmarked by below snippet:
>
>   (setq s1 "projs1/emacs/etc/imeees/icon/emacs-document.svg")
>   (setq s2 "projs2/test/etc/images/icons/emacs-document23.svg")
>   (let* ((gc-cons-threshold most-positive-fixnum))
>     (message "%S vs %S"
>              (benchmark-run-compiled 100
>                (org-babel-edit-distance s1 s2))
>              (benchmark-run-compiled 100
>                (string-distance s1 s2))))
>
> Got:
> (0.506494223 0 0.0) vs (0.001317414 0 0.0)
>
>
>
> --
> Best Regards,
> Chen Bin
>
> --
> Help me, help you
>



  parent reply	other threads:[~2018-04-14 17:18 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-04-14  2:35 [PATCH] add 'string-distance' to calculate Levenshtein distance Chen Bin
2018-04-14  7:05 ` Eli Zaretskii
     [not found]   ` <87lgdq831h.fsf@gmail.com>
2018-04-14 13:24     ` Eli Zaretskii
2018-04-14 16:40       ` Chen Bin
2018-04-14 17:08         ` Eli Zaretskii
2018-04-15  7:15           ` Chen Bin
2018-04-15 14:47             ` Eli Zaretskii
     [not found]               ` <CAAE-R+-RDWvyrv+uqHszzh6VMH6An3disOw=PyPWaTnUTHDOCw@mail.gmail.com>
     [not found]                 ` <83k1t72b2o.fsf@gnu.org>
2018-04-17  2:43                   ` chen bin
2018-04-17 15:44                     ` Eli Zaretskii
2018-04-18  7:11                       ` chen bin
     [not found]                   ` <CAAE-R+8s++_LRcQCLX60Z=TQeQHdtbM5X1k525bfNnnPSLDvRw@mail.gmail.com>
     [not found]                     ` <83bmei36dw.fsf@gnu.org>
2018-04-17 12:31                       ` chen bin
2018-04-19  8:05                         ` Eli Zaretskii
2018-04-19 14:55                           ` chen bin
2018-04-20  4:37                             ` chen bin
2018-04-20  6:01                             ` Thien-Thi Nguyen
2018-04-20 10:47                             ` chen bin
2018-04-21  7:22                               ` Eli Zaretskii
2018-04-21 20:47                                 ` Juri Linkov
2018-04-28  7:36                                 ` Eli Zaretskii
2018-05-06  9:53                                   ` chen bin
2018-04-15 18:53             ` Paul Eggert
2018-04-14 17:18 ` Nathan Moreau [this message]
2018-04-14 17:36   ` Paul Eggert
2018-04-15 18:17     ` Andreas Politz

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