Show HN: Instaviz 2.0, a full rewrite of my iOS diagram sketcher(get.instaviz.com) |
Show HN: Instaviz 2.0, a full rewrite of my iOS diagram sketcher(get.instaviz.com) |
The shape recognition is a custom C++ library I call Recog, based on naive Bayesian classifier on geometric statistics.
The automated layout engine is Graphviz, as is the native file format (wrapped in my open-source zip library zipzap).
The help videos are not embedded in code, but are stored in Amazon S3 fronted by CloudFront. That also fronts a small web service written in node.js + sqlite3 for indexing the videos.