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Random observations

2003-09-07 22:57:17

Nigel and I spent another weekend in the sunny climes of Caloundra. We took Dad to a jazz breakfast, which Mum organised, for Father’s Day. We gave Dad a bottle of red wine and a bottle of port. At the jazz breakfast we ended up winning another bottle of red wine in a raffle, so Dad should be very happy for the next month or two!

Nigel and I went to the beach and had a swim for the first time in ages. The water is still freezing. The swim was very invigorating.

Ph.D work is going v. well at the moment. I’ve written introductory sections for each of the chapters of my thesis (bar one or two). So I’m a couple of thousand words to the good already. Jaga’s also given me the go-ahead to start implementing my basic prototype. I feel like doing some coding because I’ve been writing papers for the last few months. Speaking of papers, the two that I’m working on at the moment are slowly taking shape. They’re both semi-complete. After those are done, there’s already another paper to write partly based on the work of an honours student to do with bridging service discovery protocols. So Jaga’s seems very pleased with my work at present, and that’s as much as I can hope for at this point. It’ll be fun to do some programming for once!

Jaga and I have also decided to implement my original ant-based algorithm as well as my deterministic algorithm. These will be implemented as two distinct routing layers underneath the service discovery layer. The ant-based algorithm does a better job than the deterministic algorithm in highly mobile, ad-hoc networks. In these environments, the deterministic (distributed hash table) based one pays too hefty a price for node failure, and for nodes joining and leaving the network. However, the hash table based algorithm does well where a large proportion of the query resolvers are static and permanent. This way, applications have the same interface to my service discovery protocol, and the appropriate routing layer can be selected depending on the type of underlying network.

Australia beat Jamaica 2-1 in Reading, England overnight. Australia completely dominated and should really have won by five or six goals. Those guys have got to start putting their chances away more often, because they had a lot of better than half-chances and didn’t capitalise on them. We might be able to get away with that against Jamaica, but against tougher opposition we’ll be made to pay for those misses. Apart from wasting a bundle of chances, Harry Kewell played awesomely, and Marco Bresciano had a great match.

By ricky

Husband, dad, R&D manager and resident Lean Startup evangelist. I work at NICTA.