logistic model
Смотреть что такое "logistic model" в других словарях:
Logistic Model Tree — LMT (Logistic Model Tree) is an algorithm for supervised learning tasks which is combined with linear logistic regression and tree induction. [Niels Landwehr, Mark Hall, and Eibe Frank, [http://www.cs.waikato.ac.nz/ ml/publications/2003/landwehr… … Wikipedia
Logistic regression — In statistics, logistic regression is a model used for prediction of the probability of occurrence of an event by fitting data to a logistic curve. It makes use of several predictor variables that may be either numerical or categorical. For… … Wikipedia
Model selection — is the task of selecting a statistical model from a set of candidate models, given data. In the simplest cases, a pre existing set of data is considered. However, the task can also involve the design of experiments such that the data collected is … Wikipedia
Logistic function — A logistic function or logistic curve is the most common sigmoid curve. It modelsthe S curve of growth of some set P . The initial stage of growth is approximately exponential; then, as saturation begins, the growth slows, and at maturity, growth … Wikipedia
Logistic map — The logistic map is a polynomial mapping of degree 2, often cited as an archetypal example of how complex, chaotic behaviour can arise from very simple non linear dynamical equations. The map was popularized in a seminal 1976 paper by the… … Wikipedia
Logistic distribution — Probability distribution name =Logistic type =density pdf cdf parameters =mu, location (real) s>0, scale (real) support =x in ( infty; +infty)! pdf =frac{e^{ (x mu)/s {sleft(1+e^{ (x mu)/s} ight)^2}! cdf =frac{1}{1+e^{ (x mu)/s! mean =mu, median … Wikipedia
logistic regression — (or logit regression) A form of regression analysis that is specifically tailored to the situation in which the dependent variable is dichotomous (or binary). For example, among a sample of people under investigation, a researcher might be… … Dictionary of sociology
logistic (or logit) regression — (or logit regression) A form of regression analysis that is specifically tailored to the situation in which the dependent variable is dichotomous (or binary). For example, among a sample of people under investigation, a researcher might be… … Dictionary of sociology
logistic curve — noun : a curve representing a function involving an exponential and shaped like the letter S a mass of data on growth of subhuman and human populations, of the number of governmental functions, growth of production, inventions, state laws and so… … Useful english dictionary
model — 1. A representation of something, often idealized or modified to make it conceptually easier to understand. 2. Something to be imitated. 3. In dentistry, a cast. 4. A mathematical representation of a particular phenomenon. 5. An animal that is… … Medical dictionary
logistic curve — Math. a curve, shaped like a letter S, defined as an exponential function and used to model various forms of growth. [1900 05] * * * … Universalium