edge extraction

См. также в других словарях:

• Edge detection — is a terminology in image processing and computer vision, particularly in the areas of feature detection and feature extraction, to refer to algorithms which aim at identifying points in a digital image at which the image brightness changes… …   Wikipedia

• Supercritical fluid extraction — (SFE) is the process of separating one component (the extractant) from another (the matrix) using supercritical fluids as the extracting solvent. Extraction is usually from a solid matrix, but can also be from liquids. SFE can be used as a sample …   Wikipedia

• Feature extraction — In pattern recognition and in image processing, Feature extraction is a special form of dimensionality reduction.When the input data to an algorithm is too large to be processed and it is suspected to be notoriously redundant (much data, but not… …   Wikipedia

• Dead Space: Extraction — Developer(s) Visceral Games Eurocom Publisher(s) Electronic Arts …   Wikipedia

• Canny edge detector — The Canny edge detection operator was developed by John F. Canny in 1986 and uses a multi stage algorithm to detect a wide range of edges in images. Most importantly, Canny also produced a computational theory of edge detection explaining why the …   Wikipedia

• Metal K-edge — is the excitation of a 1s electron to valence bound states localized on the metal. The K edge can be divided into the pre edge region, which comprises the pre edge and rising edge transitions and the near edge region, which comprises the intense… …   Wikipedia

• Gold extraction — or recovery from its ores may require a combination of comminution, mineral processing, hydrometallurgical, and pyrometallurgical processes to be performed on the ore. [cite web url=http://geology.com/publications/getting gold/gold… …   Wikipedia

• Stone edge — Stonehenge 51° 10′ 44″ N 1° 49′ 35″ W / 51.178889, 1.826389 …   Wikipédia en Français

• Near edge X-ray absorption fine structure — NEXAFS (Near Edge X ray Absorption Fine Structure) is an element specific electron spectroscopic technique which is highly sensitive to bond angles, bond lengths and the presence of adsorbates. It is widely used in surface science and has also… …   Wikipedia

• Computer vision — is the field concerned with automated imaging and automated computer based processing of images to extract and interpret information. It is the science and technology of machines that see. Here see means the machine is able to extract information …   Wikipedia

• direct line — Synonyms and related words: affiliation, air line, apparentation, axis, beeline, birth, blood, bloodline, branch, breed, chord, common ancestry, consanguinity, derivation, descent, diagonal, diameter, directrix, distaff side, edge, extraction,… …   Moby Thesaurus