**Density (disambiguation)** — Density and dense usually refer to a measure of how much of some entity is within a fixed amount of space. Types of density include: In physics, density of mass: Density, mass per volume Area density or surface density, mass over a (two… … Wikipedia

**Density slicing** — is a digital data interpretation method used in analysis of remotely sensed imagery to enhance the information gathered from an individual brightness band. Density slicing is done by dividing the range of brightnesses in a single band into… … Wikipedia

**Information visualization** — the interdisciplinary study of the visual representation of large scale collections of non numerical information, such as files and lines of code in software systems [S.G. Eick (1994). Graphically displaying text . In: Journal of Computational… … Wikipedia

**Density Analysis System** — (DAS) A computerized system that collects and analyzes information on mail volume by ZIP Code. It is used to increase the efficiency and productivity of a facility s automated mail sorting and manual distribution equipment … Glossary of postal terms

**Density matrix** — Mixed state redirects here. For the psychiatric condition, see Mixed state (psychiatry). In quantum mechanics, a density matrix is a self adjoint (or Hermitian) positive semidefinite matrix (possibly infinite dimensional) of trace one, that… … Wikipedia

**Information bottleneck method** — The information bottleneck method is a technique introduced by Tishby et al [1] for finding the best tradeoff between accuracy and complexity (compression) when summarizing (e.g. clustering) a random variable X, given a joint probability… … Wikipedia

**Information theory and measure theory** — Measures in information theory = Many of the formulas in information theory have separate versions for continuous and discrete cases, i.e. integrals for the continuous case and sums for the discrete case. These versions can often be generalized… … Wikipedia

**Density** — This article is about mass density. For other uses, see Density (disambiguation). The mass density or density of a material is defined as its mass per unit volume. The symbol most often used for density is ρ (the Greek letter rho). In some cases… … Wikipedia

**Information theory** — Not to be confused with Information science. Information theory is a branch of applied mathematics and electrical engineering involving the quantification of information. Information theory was developed by Claude E. Shannon to find fundamental… … Wikipedia

**information processing** — Acquisition, recording, organization, retrieval, display, and dissemination of information. Today the term usually refers to computer based operations. Information processing consists of locating and capturing information, using software to… … Universalium