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symbols that may be further interpreted formally. A datum is an individual value in a collection of data. Data are usually organized into structures such as...

The North American Datum (NAD) is the horizontal datum now used to define the geodetic network in North America. A datum is a formal description of the...

judgments, etc. This entity is a sense-datum. Abstract sense data is sense data without human judgement, sense data without human conception and yet evident...

A geodetic datum or geodetic system (also: geodetic reference datum, geodetic reference system, or geodetic reference frame, or terrestrial reference frame)...

heights. A chart datum is generally derived from some tidal phase, in which case it is also known as a tidal datum. Common chart datums are lowest astronomical...

established data continued to use the older datum. Mean sea level was measured at 26 tide gauges: 21 in the United States and five in Canada. The datum was defined...

systems, such as European Datum (ED50), North American Datum (NAD), and Tokyo Datum (TD), to provide a worldwide geo-data basis Need for global maps...

The North American Vertical Datum of 1988 (NAVD 88) is the vertical datum for orthometric heights established for vertical control surveying in the United...

now-rarely-used datum. In one sense, data is the plural form of datum. Datum actually can also be a count noun with the plural datums (see usage in datum article)...

science, an integer is a datum of integral data type, a data type that represents some range of mathematical integers. Integral data types may be of different...

In geodesy, surveying, hydrography and navigation, vertical datum or altimetric datum is a reference coordinate surface used for vertical positions, such...

The Australian Height Datum was introduced in 1971 as the official vertical datum for Australia, and thereby serves as the benchmark to which all height...

science, data (treated as singular, plural, or as a mass noun) is any sequence of one or more symbols; datum is a single symbol of data. Data requires...

standards, also includes a choice of geodetic datum (including an Earth ellipsoid), as different datums will yield different latitude and longitude values...

contain errors. The need for data cleaning will arise from problems in the way that the datum are entered and stored. Data cleaning is the process of preventing...

A datum reference or just datum (plural: datums) is some important part of an object—such as a point, line, plane, hole, set of holes, or pair of surfaces—that...

Look up datum in Wiktionary, the free dictionary. Datum is, from its Latin origin, a singular form of "data", and may refer to a single item of data. Geodetic...

required. A datum is a theoretically exact plane, line, point, or axis.: 3  A datum feature is a physical feature of a part identified by a datum feature...

accessing the datum is called dereferencing the reference. A reference is distinct from the datum itself. A reference is an abstract data type and may...

memory pointer that refers to a data aggregate (a data structure or array) is aligned if (and only if) each primitive datum in the aggregate is aligned....