I’m constantly getting 500 errors. > On Oct 22, 2015, at 10:25 AM, Thomas Douillard <[email protected]> > wrote: > > Great tool ! The error detection is precious ! > > 2015-10-22 17:31 GMT+02:00 Markus Kroetzsch <[email protected] > <mailto:[email protected]>>: > Hi all, > > I am happy to announce a new tool [1], written by Serge Stratan, which allows > you to browse the taxonomy (subclass of & instance of relations) between > Wikidata's most important class items. For example, here is the Wikidata > taxonomy for Pizza (discussed recently on this list): > > http://sergestratan.bitbucket.org?draw=true&optid=s0&item=177,2095,7802,28877,35120,223557,386724,488383,666242,736427,746549,2424752,15222213,16686448 > > <http://sergestratan.bitbucket.org/?draw=true&optid=s0&item=177,2095,7802,28877,35120,223557,386724,488383,666242,736427,746549,2424752,15222213,16686448> > > > == What you see there == > > Solid green lines mean "subclass of" relations (subclasses are lower), while > dashed purple lines are "instance of" relations (instances are lower). Drag > and zoom the view as usual. Hover over items for more information. Click on > arrows with numbers to display upper or lower neighbours. Right-click on > classes to get more options. > > The sidebar on the left shows statistics and presumed problems in the data > (redundancies and likely errors). You can select a report type to see the > reports, and click on any line to show the error. If you search for a class > in the search field, the errors will be narrowed down to issues related to > the taxonomy of this class. > > The toolbar at the top has options to show and hide items based on the > current selection (left click on any box). > > Edges in red are the wrong way around (top to bottom). This occurs only when > there are cycles in the "taxonomy". > > > == Micro tutorial == > > (1) Enter "Unicorn" in the search box, press return. > (2) Zoom out a bit by scrolling your mouse/touchpad > (3) Click on the "Unicorn" item box. It becomes blue (selected). > (4) Click "Expand up" in the toolbar at the top > (5) Zoom out to see the taxonomy of unicorn > (6) Find the class "Fictional Horse" (directly above unicorn) and click its > downwards arrow labelled "3" to see all three children items of "fictional > horse". > (7) Click the share button on the top right to get a link to this view. > > You can also create your own share link manually by just changing the Qids in > the URL as you like. > > > == Status and limitations == > > This is a prototype and it still has some limits: > > * It only shows "proper" classes that have at least one instance or subclass. > This is to reduce the overall data size and load time. > * The data is based on dumps (the date is shown on the right). It is not a > live view. > * The layout is sometimes too dense. You can find a "hidden" option to make > it more spacy behind the sidebar (click "Sidebar" to see it). This helps to > disentangle larger graphs. > * There are some minor bugs in the UI. You sometimes need to click more than > once until the right thing happens. > * The help page at http://sergestratan.bitbucket.org/howtouse.html > <http://sergestratan.bitbucket.org/howtouse.html> does not explain everything > in detail yet. > > It is planned to work on some of these limitations in the future. > > The hope is that this tool will reveal many errors in Wikidata's taxonomy > that are otherwise hard to detect. For example, you can see easily that every > "Ship" is an "Event" in Wikidata, that every "Hobbit" is a "Fantasy Race", > and that every "Monday" is both a "Mathematical object" and a "Unit of > measurement". > > Feedback is welcome (on the tool; better start new threads for feedback on > the Wikidata taxonomy ;-), > > Markus > > > [1] http://sergestratan.bitbucket.org <http://sergestratan.bitbucket.org/> > > -- > Markus Kroetzsch > Faculty of Computer Science > Technische Universität Dresden > +49 351 463 38486 <tel:%2B49%20351%20463%2038486> > http://korrekt.org/ <http://korrekt.org/> > > _______________________________________________ > Wikidata mailing list > [email protected] <mailto:[email protected]> > https://lists.wikimedia.org/mailman/listinfo/wikidata > <https://lists.wikimedia.org/mailman/listinfo/wikidata> > > _______________________________________________ > Wikidata mailing list > [email protected] > https://lists.wikimedia.org/mailman/listinfo/wikidata
Dario Taraborelli Head of Research, Wikimedia Foundation wikimediafoundation.org <http://wikimediafoundation.org/> • nitens.org <http://nitens.org/> • @readermeter <http://twitter.com/readermeter>
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