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A new wiki encyclopedia project—and more! We aim at reliability and quality, not just quantity. We welcome collaboration with everyone who has knowledge, broad or narrow, about any of the world's innumerable subjects. We write under our real names—and are both collegial and congenial. We now have [[:Category:CZ Live|Template:Articles number+ articles]] and are gathering speed. Eduzendium participants write for academic credit. See what Nature wrote about us. Write for the Citizendium—knowledge is fun! Sign up—we need both authors and editors (you might be both!) Then, get a quick start. Remember, we are an open, young project—it's easy to get involved! Learn about us Why Citizendium? For readers: About | FAQ For contributors: Authors | Editors | How to collaborate For the press Important new community pages WatchKnow will be a free, non-profit, K-12 educational video contest, currently under planning and development. Myths and Facts: Citizendium may be different from what you think! We are organizing Workgroup Weeks—our biggest initiative yet. Citizens, get involved, and watch our numbers multiply! Cleanup—helps to develop, keep and maintain a coherent structure for entries in Citizendium. Support us Our mission is educational, non-profit, global, and free. Shop at our Amazon.com and Barnes & Noble links and we'll get donations at no cost to you. Link to us so search engines can better find us.   (CC) Photo: Tanya Puntti Each sentence you add is another drop in an expanding sea of words.

Some of our finest [ about ] Approved Articles Developed Articles (over 800) "I was brought up to believe that the only thing worth doing was to add to the sum of accurate information in the world." —Margaret Mead Draft of the Week [ about ] Waveform of "I went to the store yesterday." Spectrogram of "I went to the store yesterday." Speech Recognition is one of the main elements of natural language processing, or computer speech technology. Speech is derived from sounds created by the human articulatory organs, such as the vocal cords and the tongue. Through variable exposure to speech during infancy, a child is able to understand similar-sounding utterances from different people, perhaps due to the phonetic regularities in the syllables they hear. The mental capabilities of the brain helps humans achieve this remarkable capability. So far, we have only been able to reproduce this in computers on a limited basis. The Challenge of Speech Recognition: Writing systems are ancient, going back as far as the Sumerians of 6,000 years ago. The phonograph, which allowed the analog recording and playback of speech, dates to 1877. Speech recognition had to await the development of computer, however, due to multifarious problems with the recognition of speech. [more...] New Draft of the Week [ about ] Dien Bien Phu is a valley and small town in North Vietnam, 260 miles northwest of Hanoi and the place of the decisive 1954 battle that soon forced France to relinquish control of colonial Indochina. In military shorthand, Dien Bien Phu has also become a synonym for an extremely unwise decision: the attempt to hold a seemingly strong defensive position, against which the enemy, cooperating with the defender's plans, will then destroy himself against the impregnable fortifications.[more...]