Research
RoboCup Soccer
I've been working on robotics research inside the RoboCup domian since 2002. In particular in the Four-Legged league using the Sony Aibo robot. From 2008 we are also using the Aldebaran Nao humanoid robot.
RoboCup forces you to build a complete multi-agent robotic system. To produce a successful robotic soccer agent you need to have all the key subsystems working well. These systems are Vision, Localisation, Behaviour and Motion. In general robotics research a lot of research is focused on building these sub-systems, however many researches tend to underestimate the effort (and skill) required to make all these systems work well together.
Over the years I have written code in all these major subsystems, but I
tend to enjoy working in localisation, behaviour and motion layers.
Autonomous Vehicle and Autonomous Intersection Management
We are currently work on both an Autonomous Vehicle that competed at the 2007 DARPA Urban Challenge and a Autonomous Intersection Management system to control the flow of traffic at intersections.
Bootstrap Learning
The aim of DARPA bootstrap learning project is to create an electronic student that can learn a variety of tasks by taking lessons from a domain knowledgeable teacher. The student is attempting to mimic human learning and therefore must be capable of learning in wide variety of manners, some examples include `Learning by telling', 'Learning by example' and `Learning by feedback'. At UT we are focused on `Learning by feedback' and in particular applying reinforcement learning to a teacher-student setup.
Currently the DARPA page (http://bootstraplearning.com/) contains a very brief introduction but more information should be presented here at some stage. Other details can be found by looking at various press releases [1] [2] that were released in 2007.
Note: This bootstrap learning project should not be confused with Ben Kuipers and his students use of the term `bootstrap learning', this is an unfortunate naming conflict. However you should check out their work as its cool stuff !
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Latest News
OCTOBER - 2008
I went to Ireland for a couple of weeks to work with Rick Middleton and Daniel Gohring on different localisation techniques: Mutli-modal Extended Kalman Fitlers, Particle Fiters and Unscented Kalman Filters.
JULY - 2008
UT Austin Villa finished 4th in AIBO league and made QF in the Nao league at Robocup in Suzhou. Not bad considering we had two people for two teams. Next year the Nao league will be ours !
27 - MAY - 2008
UT Austin Villa finished 2nd at the US Open in the Aibo League, and we did a lot of work in the Nao workshop.
15 - APRIL - 2008
Our Nao robot arrived, although the OS is broken. UPDATE - It's now working and we have a second robot!
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Current Research
Bootstrap Learning
RoboCup Soccer
Autonomous Vehicles
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