Playing with SparkFun’s BigTime Watch Kit

I ‘ve decided to work every year between Dec 25 and the new year day on a fun project that I might feel… tol “embarrassed” to work on on any other occasion. Last year it was an arduino-based game console with a 4×20 LCD screen and 4 buttons (about which I should write sometime). This [...]

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Analyzing users in Google+ circles

The project is here: http://polychronis.gr/gplusanalyzer/ This started as an effort to look into Robert Scoble‘s circles to find interesting people. Since the Google+ API is not out yet, I decided not to spend more than 24h on this project, so this is literally how much time I ‘ve spent on it. You provide the ID of [...]

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Geo.gy: the location shortener

My new project is out: http://geo.gy/ Were you ever in the middle of a conversation and needed to share your location with the other party? Geo.gy is a platform-independent, location shortener service. It uses HTML5 to detect your location, then gives you a short url to a pointer on a map. You can use Geo.gy to add [...]

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Xray Audio, OnStar Edition

This is a cute project I worked on with Boris Kizelshteyn and Victor Hung a couple of months ago for the OnStar Student Developer Challenge. We were among the 6 finalists! We presented the project at the Where 2.0 2011 conference in Santa Clara. I was lucky enough to meet Robert Scoble at a dinner there! The project enables drivers on the [...]

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MoneyTracker

MoneyTracker is side-project that emerged as a tool for my Monopoly sessions; being the “banker” all the time, I was doing lots of repetitive work to keep track of the money exchanges while instead I wanted to focus on the more strategic part of the game. The result is MoneyTracker, which takes care of the [...]

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The Glass Infrastructure

This project builds an open, social information window into the Media Lab using 30 touch-sensitive screens, strategically placed throughout both build- ings in the complex. The experience of using them is optimized for guests and visitors to collaboratively explore, share, and uncover the people, ideas, and connections behind the research of the Lab. An RFID [...]

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Slow Glass

This is an interactive architectural installation that brings the “light of other days”, using the metaphor of the Slow-Glass. The idea is to recreate a rich spatial experience involving the superposition and matching of time-shifted images from the past on the present physical background. A physical prototype was implemented using a screen and pre-recorded video- [...]

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Digital Door Opener

Open the door over bluetooth, using a servo and an arduino board. Open the door of my office here. Tweet This Post

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Bluetooth Scanning Service

It seems that increasingly more people in the Lab are interested in tracking BT devices around the lab as part of their project. I am one of them. BT-based tracking is an easy way of tracking a device in the context of an interactive application, without requiring the user to carry a special device, other [...]

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Mini-Zero

A driving algorithm for an omni-directional bearing 360-degree wheel-robots.

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Identity Negotiation

Negotiate your identity with an RFID reader using a bluetooth-enabled mobile phone and a bluetooth-to-RFID proxy device.

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Cerebro

Scalable presence and discovery of human and non-human entities such as doors and street shops, in order to fluidly remain in touch with the ones we have some common interest with. More info Tweet This Post

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Ego – Decentralized Social Networking

Ego is to social networking what P2P is to file-sharing. Like in P2P networks, each user uses a program, dubbed “agent”, that discovers and communicates with other programs in the internet by following a well-defined and extensible protocol. Unlike P2P networks, agents are indexable by search engines and as such can discover each other by [...]

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Medley

We look at different aspects of data sharing between members of a community where there is better connectivity among group members than to a core network at large. In return for centralized access, we diffuse the information among the population, sharing memory and localizing traffic. We face research questions of how information is distributed, what [...]

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