I've had some interest in this area myself, I would enjoy hearing about your progress. http://wearables.www.media.mit.edu/projects/wearables/augmented-memory.html I assume you've looked at this one, right? Neural Networks can be built to run just fine on a 486, and you might find the processing done in the savant portion of project above to be a good place to start if you want to take that route. http://www.signiform.com/tt/htm/talk.htm This project is absolutely fascinating, but has resource requirements that will put it out of your wearable reach. I recommend looking at it anyway, c source code is available and you may find inspiration. It also might work out for you to run TT on a more powerful machine, process your text files, and store the results on your wearable for easy lookup. Here is an excerpt
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