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GISP General WITH 100- SURE ANSWERS.
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GISP General WITH 100- SURE ANSWERS.
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EUNICEGISP General WITH 100% SURE ANSWERS
Terms in this set (26)
Scanning a map document to JPG format An example of analog-to-digital conversion
Curve, point, surface Components of the OGC geometry object model
Most effective method for maintaining data quality to ensure that no line features of
Topology a
stream center line layer intersect the polygon feature of a land cover layer
According to National Map Accuracy Standards, what percentage of features must
90% be within 1/30 of an inch or less from their intended horizontal accuracy on maps
with scales of 1:20,000 or larger?
A compression technique for raster data that subdivides data into quarters and data
structures based on the successive reduction of homogeneous cells. Reduces raster
Quad trees
storage requirements. It also is dependent on the complexity of the feature and the
resolution of the smallest grid cell.
A compression algorithm for raster data that represents an image in terms of the
length of runs of identical pixels. A very simple form of lossless data compression in
Run Length Encoding which runs of data (that is, sequences in which the same data value occurs in many
consecutive data elements) are stored as a single data value and count, rather than
as the original run.
Euclidean distance The straight-line distance, or shortest possible path, between two points
sqrt[(X2-X1)^2+(Y2-Y1)^2)]
Euclidean Distance Formula (2D)
Manhattan Distance Formula |X1-X2| + |Y1-Y2|
Equals a=b or a ∩ b = a) ∧ (a ∩ b = b)
Intersects a∩b≠∅
Disjoint a∩b=∅
Touches (a ∩ b ≠ ∅) ∧ (aο ∩ bο = ∅)
Contains a∩b=b
Covers a* ∩ b = b or Every point of b is a point of (the interior of) a
Within a∩b=a
According to Bolstad, a spatial model that is temporally static, has combined spatial
Cartographic model
datasets, and operations and functions for problem-solving
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