Thanks for your details answer. I will review your blog post, I have to learn Roassal too so it's a good way to begin... If you can yes please share these scripts :)
Yes it seem to be the same webinar that I indicated in my previos mail ;) Regards. 2016-05-21 0:27 GMT-03:00 Offray Vladimir Luna Cárdenas < offray.l...@mutabit.com>: > Thanks Gastón for your interest. > > I used csv and imported to sqlite, because that's the way the ICIJ > released their info and let me query aggregated information in an easy way. > I bridge SQLite with Pharo using UDBC and then the choropleth map was made > on Roassal. Details are in the blog post ;-). > > My first attempt was trying to load all nodes in (Entities in the offshore > leaks database) in Roassal and query/visualize directly from it, but with > over 150k nodes the environment started to lag and doesn't was as > responsive as I want for exploring the dataset. That's why I switched > quickly to sqlite. I think that this keeps the environment agile and covers > a pretty good amount of the cases when you work with tabular data and even > some specific graphs could be replicated from the exported CVS files > containing the entities and their relationships. My focus was more on > accuracy of the visualization, trying to put the rest of the territories in > a Roassal map. If you're interested I can put a quick script to run the > visualization/notebook in your Moose image. > > I have not used Neo4J, but there will be a seminar on how it was used in > the Panama Papers next Tuesday: > > http://info.neo4j.com/0526-register.html > > Cheers, > > Offray > > > On 20/05/16 16:42, Gastón Dall' Oglio wrote: > > Hi. Looks good :) > > Just out of curiosity, what data format you used? csv, sqlite? > > I am interested in using Neo4j from pharo ( > <http://smalltalkhub.com/#%21/%7EMasashiUmezawa/Neo4reSt> > http://smalltalkhub.com/#!/~MasashiUmezawa/Neo4reSt) with a large > database, and few days ago and found the ICIJ used Neo4j to relate > information. In a few days they will give a webinar: > > http://info.neo4j.com/05262016-ICIJandPanamaPapersOnDemand_Registration.html > > A question, you can use Neo4reSt to store data and Pharo/Roassal for > display on a more or less friendly way? or there is a lot impedance between > graph models? > > > > 2016-05-20 13:44 GMT-03:00 Offray Vladimir Luna Cárdenas < > <offray.l...@mutabit.com>offray.l...@mutabit.com>: > >> Hi, >> >> I'm glad to share my recent work with Pharo/Roassal in the form of a >> minisite[1] and a detailed blog entry[2] arguing about interactive >> environments for increasing understanding and participation in data >> phenomena: >> >> [1] http://mutabit.com/repos.fossil/panama-papers/doc/tip/index.html >> [2] http://mutabit.com/offray/blog/en/entry/panama-papers-1 >> >> Using a relatively simple visualization I advocate for this case. The >> bigger issues here were not related with visualization, but with >> accuracy/completion of the information. For example the original RTSVGPath >> includes only 167 world territories, but Panama Papers mentions over 210. >> Improving accuracy lead to hunting a bug and to its bugfix. So we have a >> more cleaver reader for SVG in Roassal. I was fighting for several days >> with newbie errors (like the one on the download bar not advancing, despite >> of the download being made). >> >> I think that this are good exemplars on how Pharo Roassal is a superb >> moldable and affordable platform on the issues of data oriented >> reproducible research (in journalism and/or activism and others). >> >> Comments and suggestions are welcomed, as always. >> >> Cheers, >> >> Offray >> >> > >
