ORG started and where it is today Many Testimonials from folks who have found very creative uses for random numbers Acknowledgements to all the generous folks who have helped out Quotations about randomness in science, the arts and in life generally Media Coverage and Scientific Citations lists popular print and scientific mention of the service News about the latest additions to the site Real-Time Statistics show how the generator is performing right now Statistical Analysis explains how you test random numbers for randomness Bit Tally shows how much randomness has been generated since 1998 (hint: lots!
We'll use NLTK's support for conditional frequency distributions.
In 1, we looked at the Inaugural Address Corpus, but treated it as a single text.
The graph in fig-inaugural used "word offset" as one of the axes; this is the numerical index of the word in the corpus, counting from the first word of the first address.
The randomness comes from atmospheric noise, which for many purposes is better than the pseudo-random number algorithms typically used in computer programs. ORG for holding drawings, lotteries and sweepstakes, to drive online games, for scientific applications and for art and music.
The service has existed since 1998 and was built by Dr Mads Haahr of the School of Computer Science and Statistics at Trinity College, Dublin in Ireland. ORG is operated by Randomness and Integrity Services Ltd. ORG has generated 1.57 trillion random bits for the Internet community.
The corpus is organized into 15 files, where each file contains several hundred posts collected on a given date, for an age-specific chatroom (teens, 20s, 30s, 40s, plus a generic adults chatroom).