GIS Dictionary

[data transfer] Data compression that has the ability to store data without changing any of the values, but is only able to compress the data at a low ratio (typically … Read more

[data transfer] Data compression that provides high compression ratios (for example 10:1 to 100:1), but does not retain all the information in the data. In GIS, lossy compression is used … Read more

[empty] A measured parcel of land having fixed boundaries and designated on a plot or survey.

[programming] A programming language that uses keywords and statements that are little more complex than the ones and zeros of machine language. Low-level language technically includes machine language, but more … Read more

[remote sensing] A spatial filter that blocks high-frequency (shortwave) radiation, resulting in a smoother image.