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Some of our finest [ about ] Approved Articles Developed Articles (over 800) "Share your knowledge. It's a way to achieve immortality."— "Trust yourself. You know more than you think you do." —Benjamin Spock Draft of the Week [ about ] 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. Waveform of "I went to the store yesterday." Spectrogram of "I went to the store yesterday." 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 ] Blade Runner is an award-winning 1982 science-fiction film directed by Ridley Scott and starring Harrison Ford, based on a 1968 novel by Philip K. Dick called Do Androids Dream of Electric Sheep? The film, with its elements of film noir and cyberpunk, gained a loyal fan audience following a mixed reaction to its original release, though it did pick up several awards, including three BAFTAs in 1983, with the work of cinematographer Jordan Cronenweth and designer Lawrence G. Paull particularly recognised. Several versions of the film exist, with the biggest differences between the original U.S. theatrical release and Ridley Scott's preferred 'Final Cut' of his work, which appeared in 2007. The plot concerns the pursuit of several bioengineered 'replicants' by Deckard, a police officer assigned to eliminate them in the dystopian streets of Los Angeles, 2019; it deals with themes of slavery and what it means to be human. [more...]