GIS Dictionary

[surveying] In surveying, a traverse that does not close back upon itself or on another point of known position. As such, it does not provide a means of checking for … Read more

[data sharing] Acronym for OpenGIS Location Services. A protocol, designed to work across the many different wireless networks and devices, that allows seamless access to multiple content repositories and service … Read more

A data value or the symbolic representation of a data value in an expression. Operands may be numbers, character strings, functions, variables, parenthetical expressions in the body of a larger … Read more

[surveying] In surveying, an alphanumeric or numeric value included in an instrument vendor’s data collector file format. Operation codes are used to describe such elements as new instrument setups and … Read more

[mathematics] The symbolic representation of a process or operation performed against one or more operands in an expression, such as “+” (plus, or addition) and “>” (greater than). When evaluated, … Read more

[mathematics] The order in which operators are evaluated in an expression; operators with a higher precedence are evaluated before those with a lower precedence. If all operators in an expression … Read more

[IS technology] The process of fine-tuning data, software, or processes to increase efficiency, improve performance, and produce the best possible results.