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Belief revision is a central topic in knowledge representation and reasoning. It consists in incorporating a new belief, changing as few as possible of the original beliefs while preserving consistency. Revision always considers new evidence as a better belief. Such new evidence is usually represented in the form of a propositional formula which must be preserved after the revision.

OUT OF DATE: See the Singularity project here at sourceforge. This project aims to make the expanse of human knowledge beautifully presentable and the exabytes of data navigable by an average user via the power of a Unified Data Model and 3d visualization layer for the Web. It will invert the top 3 layers of the OSI network model to make a 3-dimensional presentation layer with a peer-to-peer session layer for the Internet. For the curious, there is a simple demo that provides a small sense of the possibilities. ...

The Civic Tech Field Guide is led by its Curator, Matt Stempeck. The project’s mission is to effectively grow the field of civic tech. We have many challenges facing democracies and the world at large, and it’s our belief that we need more people contributing more productively to improving things. This belief drives our core values of: A global perspective, as we can all learn from others’ work. Making our resources as available as possible through open source code, open data licensing,...