error-rate measurement

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• error rate —    In communications, the ratio between the number of bits received incorrectly and the total number of bits in the transmission, also known as bit error rate (BER).    Some methods for determining error rate use larger or logical units, such as… …   Dictionary of networking

• Word error rate — (WER) is a common metric of the performance of a speech recognition system.The general difficulty of measuring performance lies in the fact that the recognized word sequence can have a different length from the reference word sequence (supposedly …   Wikipedia

• Error function — Plot of the error function In mathematics, the error function (also called the Gauss error function) is a special function (non elementary) of sigmoid shape which occurs in probability, statistics and partial differential equations. It is defined …   Wikipedia

• error — noun ADJECTIVE ▪ egregious (esp. AmE), fundamental, glaring, grave, great, grievous, major, serious ▪ The report contained some glaring errors …   Collocations dictionary

• Quantum error correction — is used in quantum computing to protect quantum information from errors due to decoherence and other quantum noise. Quantum error correction is essential if one is to achieve fault tolerant quantum computation that can deal not only with noise on …   Wikipedia

• Soft error — In electronics and computing, an error is a signal or datum which is wrong. Errors may be caused by a defect, usually understood either to be a mistake in design or construction, or a broken component. A soft error is also a signal or datum which …   Wikipedia

• Standard error (statistics) — For a value that is sampled with an unbiased normally distributed error, the above depicts the proportion of samples that would fall between 0, 1, 2, and 3 standard deviations above and below the actual value. The standard error is the standard… …   Wikipedia

• Tasa de Error de Modulación — MER(Modulation Error Rate/Tasa de Error de Modulación) La Tasa de Error de Modulación o, por sus siglas inglesas, MER define un factor que nos informa de la exactitud de una constelación digital. Esta es una herramienta cuantitativa que permite… …   Wikipedia Español

• Wow and flutter measurement — is carried out on audio tape machines, cassette recorders and players, and other analog recording and reproduction devices with rotary components (e.g. movie projectors, turntables (vinyl recording), etc.). This measurement quantifies the amount… …   Wikipedia

• Heart rate — is the number of heartbeats per unit of time, typically expressed as beats per minute (bpm). Heart rate can vary as the body s need to absorb oxygen and excrete carbon dioxide changes, such as during exercise or sleep. The measurement of heart… …   Wikipedia

• Code rate — In telecommunication and information theory, the code rate (or information rate[1]) of a forward error correction code is the proportion of the data stream that is useful (non redundant). That is, if the code rate is k/n, for every k bits of… …   Wikipedia