[Lemon-user] Contribution to LEMON tutorial

Kovács Péter kpeter at inf.elte.hu
Tue Nov 15 17:48:19 CET 2016


Hi Johannes,

Unfortunately, the registration is temporarily disabled due to
heavy spamming attack targeting our site. It will be allowed as soon as
we can install a suitable captcha verification.

Please send your preferred user ID privately to Alpár Jüttner 
(alpar at cs.elte.hu), and he can create the account manually.

Sorry for the inconvenience.

Best regards,
Péter



> Hi Péter,
>
> thanks for the information. Unfortunately I was not able to register to
> the trac system of lemon. The URL at
> https://lemon.cs.elte.hu/trac/lemon/wiki/IssueTracker tells that one
> should register using the following link:
> https://lemon.cs.elte.hu/trac/lemon/register. But when I open this link
> an error message occurs: Error: Not found. No handler matched request to
> /register.
>
> Regards,
> Johannes
>
> *Gesendet:* Donnerstag, 03. November 2016 um 10:20 Uhr
> *Von:* "Kovács Péter" <kpeter at inf.elte.hu>
> *An:* "Johannes Sommer" <Johann.online at gmx.de>
> *Cc:* lemon-user at lemon.cs.elte.hu
> *Betreff:* Contribution to LEMON tutorial
> Hi Johannes,
>
> Thank you in advance for your contribution. The source files of the
> LEMON tutorial are stored in a Mercurial (hg) repository, which is
> available here:
> http://lemon.cs.elte.hu/hg/lemon-tutorial
>
> After cloning the repository, you can build the tutorial locally on a
> Linux/Unix system like this:
> ./configure
> make
>
> You need to have LEMON installed before building the tutorial. The HTML
> output is generated into a directory 'html'. The contents of the
> tutorial sections are in the .dox files, written in Doxygen format. The
> images and demo files are located in the corresponding directories.
>
> Once you made changes or extensions, you can commit them and share the
> patch files via the issue tracking system of LEMON:
> https://lemon.cs.elte.hu/trac/lemon/wiki/IssueTracker
>
> A patch file can be made from a commit or a sequence of commits like this:
> hg export REVISIONS > ~/my_lemon_tutorial_changes.patch
>
> I hope these hints are enough for getting started, but should you have
> other questions, do not hesitate to ask us.
>
> Best regards,
> Péter
>
>
> 2016.10.31. 20:04 keltezéssel, Johannes Sommer írta:
>> Hi Péter,
>>
>> thank you for the link to the paper and the clarification for the
>> similar functionality of LEMON's Dijkstra regarding the visitor concept.
>> I only compared the shortest path algorithms of course. I added your
>> comment in the article.
>>
>> I would be glad to contribute to the LEMON tutorial - but how?
>>
>> Regards,
>> Johannes
>>
>> *Gesendet:* Freitag, 28. Oktober 2016 um 23:55 Uhr
>> *Von:* "Kovács Péter" <kpeter at inf.elte.hu>
>> *An:* "Johannes Sommer" <Johann.online at gmx.de>,
> lemon-user at lemon.cs.elte.hu
>> *Betreff:* Re: FYI: Comparison of LEMON and Boost Graph Library
>> Hi Johannes,
>>
>> Very nice articles, thanks for sharing them!
>>
>> In fact, we (the developers of LEMON) also made such comparisons to the
>> Boost Graph Library and the LEDA library, in terms of both the API
>> (usability, flexibility etc.) and performance. Our results are
>> summarized in this paper:
>> http://www.sciencedirect.com/science/article/pii/S1571066111000740
>>
>> I am glad to see that your benchmark results and conclusions are very
>> similar to ours.
>>
>> Regards,
>> Péter
>>
>>
>> P.S. In the comparison article, you emphasize the visitor feature of
>> BGL: "A big plus in my opinion is the so called visitor concept in the
>> BGL." Actually, LEMON also provides similar features: you can execute
>> the Dijkstra algorithm step by step and can inject custom codes as well
>> by using custom map implementations, either for the input (lengthMap) or
>> for the output (disMap, predMap, processedMap).
>> Furthermore, visitors are also supported for other algorithms, e.g. BFS
>> and DFS. For example,
>> http://lemon.cs.elte.hu/pub/doc/1.3.1/a00053.html
>>
>> However, I admit that the documentation of LEMON could be further
>> improved, e.g. several parts of the tutorial:
>> http://lemon.cs.elte.hu/pub/tutorial/
>>
>> By chance, would you like to contribute? It would be very welcome!
>>
>>
>>
>>> Hi Lemon users and developers,
>>>
>>> I want you to know that I enjoy using LEMON very much. Thanks for the
>>> great work!
>>> For your interest: I compared LEMON and the Boost Graph Library in a
>>> series of articles in my blog at: http://blog.sommer-forst.de:
>>>
>>> *
>>
> http://blog.sommer-forst.de/2016/09/28/solving-the-shortest-path-problem-2-lemon-graph-library/
>>> *
>>
> http://blog.sommer-forst.de/2016/10/27/solving-the-shortest-path-problem-3-boost-graph-library/
>>> *
>>
> http://blog.sommer-forst.de/2016/10/28/solving-the-shortest-path-problem-4-comparison-of-lemon-and-bgl/
>>> *
>>
> http://blog.sommer-forst.de/2016/10/28/solving-the-shortest-path-problem-5-benchmarks/
>>>
>>> Especially the benchmark article may be interesting for someone who has
>>> to decide which library to use.
>>>
>>> Best regards,
>>> Johannes
>>>
>>>
>>> _______________________________________________
>>> Lemon-user mailing list
>>> Lemon-user at lemon.cs.elte.hu
>>> http://lemon.cs.elte.hu/mailman/listinfo/lemon-user
>>>
>>
>



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