“Saving Face” is an augmented reality glasses app that leverages social networks, facial recognition algorithms and cloud infrastructure to automagically recognize and remember people. It merges linked data from social networks and live augmented reality to provide a layer of data over your social interaction. This was a super-quick & dirty hack that we threw [...]
Category Archives: geeky
facebook IPO $100 billion valuation and the cost of a personal space program
Here’s the math: Facebook IPO: $100 billion valuation Mark Zuckerberg’s ownership: 24% [0] Value: 24 billion USD Cost of the Mercury Project (to put a man into orbit around the earth) Total: $392.6 million (1969 dollars) [1] Present day cost of Mercury Project: $2.457 billion USD [2] By selling 10% of his personal shares, he [...]
RE: Triangular Numbers – The Triangular Matchstick numbers on OEIS
Last week I made a post about Triangular Numbers. I posted a request for a new integer sequence on OEIS, which eventually got merged with an existing sequence, The Triangular Matchstick Numbers: https://oeis.org/A045943. I love math. Here are the Triangular Matchstick Number Formulas: Recurrence Relation: a(0) = 0 a(n) = a(n-1) + 3*n Generating Function: [...]
Semantic Web (an Electronic Commerce Perspective)
Here’s a small presentation I put together about the Semantic Web–and applications of it to Electronic Commerce. It was made using LaTeX + Beamer Semantic Web (an Electronic Commerce Perspective) [.pdf] Presentation .tex file (LaTeX + Beamer) [.tex]
Updating Redhat (RHEL5) how to fix Error: yum conflicts with yum-rhn-plugin
Earlier today, I was fixing a RHEL5 server and was getting the following error: Error: yum conflicts with yum-rhn-plugin < 0.5.3-30.el5 I’m running RHEL without connecting to the Redhat Network (Using CENTOS’s repositories). The solution? yum remove yum-rhn-plugin then, try again: yum -y update
the begginnings of a game theory engine — axelrod’s tournament 2.0
Heres some work I threw together last night in preparation for doing an ICP in Computational Economics, I threw together a quick python script for having strategy bots wage repeated battle over programmable games. It sounds a lot more interesting than it really is. Example Game: def prisoners(): “”" Prisoners Dilemma with delta = 0.95 [...]
eternal september — a slice of internets history
Students and professors, let’s ring in this fall semester with a tid-bit of Internet history. As you may already know, the Internet has it’s origins in the defense industry. Afterall, it was APRANET [a (D)ARPA project] before it was the Internet. However besides being a military endeavor, it was also an academic one. Usenet, “the [...]