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sensitivity (ratio)

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См. также в других словарях:

  • Sensitivity and specificity — are statistical measures of the performance of a binary classification test. The sensitivity or the recall rate measures the proportion of actual positives which are correctly identified as such (i.e. the percentage of sick people who are… …   Wikipedia

  • Sensitivity (radio receiver) — A receiver s sensitivity is a measure of its ability to discern low level signals.Sensitivity in a receiver is normally taken as the minimum input signal (Smin) required to produce a specified output signal having a specified signal to noise… …   Wikipedia

  • Sensitivity (electronics) — The sensitivity of an electronic device, such as a communications system receiver, or detection device, such as a PIN diode, is the minimum magnitude of input signal required to produce a specified output signal having a specified signal to noise …   Wikipedia

  • ratio — An expression of the relation of one quantity to another ( e.g., of a proportion or rate). SEE ALSO: index (2), quotient. [L. r. (ration ) a reckoning, reason, fr. reor, pp. ratus, to reckon, compute] absolute terminal innervation r. the number… …   Medical dictionary

  • sensitivity — /sen si tiv i tee/, n., pl. sensitivities for 2, 3. 1. the state or quality of being sensitive; sensitiveness. 2. Physiol. a. the ability of an organism or part of an organism to react to stimuli; irritability. b. degree of susceptibility to… …   Universalium

  • Diagnostic odds ratio — log(Diagnostic Odds Ratio) for varying sensitivity and specificity The diagnostic odds ratio is a measure of the effectiveness of a diagnostic test.[1] It is defined as the ratio of the odds of the test being positive if the subject has a disease …   Wikipedia

  • Signal-to-noise ratio — For signal to noise ratio in statistics, see Cohen s d. Signal to noise ratio (often abbreviated SNR or S/N) is a measure used in science and engineering that compares the level of a desired signal to the level of background noise. It is defined… …   Wikipedia

  • Likelihood-ratio test — The likelihood ratio, often denoted by Lambda (the capital Greek letter lambda), is the ratio of the maximum probability of a result under two different hypotheses. A likelihood ratio test is a statistical test for making a decision between two… …   Wikipedia

  • Signal to noise ratio (image processing) — The Signal to Noise Ratio (SNR) is used in image processing as a physical measure of the sensitivity of an imaging system. Industry standards measure SNR in decibels (dB) and therefore apply the 20 log rule to the pure SNR ratio. In turn,… …   Wikipedia

  • Multiple chemical sensitivity — Classification and external resources MeSH D018777 Multiple chemical sensitivity (MCS) is a chronic medical condition characterized by symptoms the affected person attributes to exposure to low levels of chemicals. Commonly suspected substances… …   Wikipedia

  • Climate sensitivity — is a measure of how responsive the temperature of the climate system is to a change in the radiative forcing. It is usually expressed as the temperature change associated with a doubling of the concentration of carbon dioxide in Earth s… …   Wikipedia

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