Fixed-Scale Mechanism of Absolute Pitch
Fixed-Scale Mechanism of Absolute Pitch is a scholarly work, published in 1970 in ''Journal of the Acoustical Society of America''. The main subjects of the publication include absolute, cognitive psychology, perfect pitch, task, tone, biological mechanism, scale, psychology, perception, computer science, audiology, audio signal processing, auditory system, relative pitch, identification, speech recognition, semitone, and hearing range. With intensive training, the author, who had no previous ability in identification of randomly presented tones from the 12-tone musical scale, achieved performance level of 65% exactly correct and 97% correct within ±1 half-step (semitone).