Freebase

Freebase is a crowdsourced knowledge base with very flexible schema and simple structuring. Bought by Google.

I now read several presentations and howto's.
I'm sure we can take away a lot of useful editing examples.
E.g. look at this powerful query editor and language (MQL):
http://www.freebase.com/queryeditor/about
I think that we definitely must include FreeBase and relatives in our RS4 explorations.

Freebase data

We have experience with Freebase data (though not with the application):

Our http://www.FactForge.net (FF) incorporates FreeBase data
FB doesn’t use RDF constructs (e.g. rdf:type) nor RDFS/OWL inference
We're partners with Google in the RENDER project
As part of this, we're converting FB's constructs to standard RDFS/OWL constructs. FF includes a mapping layer (through Proton) that assigns standard rdf:type to FB data
We used FB food data for mapping recipe ingredients to the USDA Standard Reference database in the Edamam project

http://www.freebase.com/labs/parallax/
Parallax is an alternative search interface for FB. It is based on a "set-based browsing" paradigm, and exploring

Please watch the video (Aug 2008). Very inspiring, and made me jealous
http://vimeo.com/1513562
That’s made 4y ago and is open sourced. I imagine a lot more's been done since Google purchased them.
Parallax and Companion- Set-based Browsing for the Data Web (WWW 2009) by David Huynh
Note: I tried making a 2D chart of 3700 skyscrapers (Height vs Construction Cost) but it locked the browser.
Wanted to try on fewer (highest 100), but when I added "More filters> Height", the Settings link didn't do anything.

TODO: need to explore