If you are not Living on the Edge, then you are wasting space.

Friday, February 27, 2009

Probabilistic Computing/Quantum Computing

I remember reading about quantum computer during my college and was always fascinated by the idea of trading the accuracy of results with computing speed. The green or power angle is an interesting one and that is achieved in a very different manner.

Here is a networkworld article talking about the latest research in probabilistic chips. I did some more research on probabilistic chips to see if there is any resemblance with a quantum computer. No, this is completely different. You can read the research papers from Dr. Krishna for more details but the gist of the approach is that in current computer architecture, to avoid errors chips are operated at very voltage and he is trying to reduce the voltage that is operating the chips. This definitely will lead to a whole world of algorithms that are error tolerant etc...

I believe that algorithms developed for such an architecture would definitely overlap with quantum computing as the basic idea of working with errors and developing algorithms which are error tolerant is similar.

I am no expert in this field but found it very interesting.


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