{"thcode":2,"term":{"code":1085,"name":"spatial analysis","parent":189,"scope":"Use of quantitative tools to study social, economic, and geographic data in relation to distributions and patterns in geographic space."},"uf":[],"bt":[{"code":189,"name":"computational methods","parent":734,"scope":"Mathematical techniques used to analyze numerical data."},{"code":734,"name":"methods","parent":1,"scope":"Techniques, methods, procedures, or strategies for research, management, collection, or analysis of scientific information in USGS."},{"code":1,"name":"Categories","parent":null,"scope":"Thematic terms for categorizing information resources.  This thesaurus is intended to support finding and understanding scientific information."}],"nt":[{"code":2092,"name":"contouring","parent":1085,"scope":"Derivation of contours, or other lines of constant value, that visually summarize the spatial variation of some characteristic over an area, for example elevation."},{"code":472,"name":"geospatial analysis","parent":1085,"scope":"Detailed study of information such as measurements, counts, and computations as a function of geographical location."}],"rt":[{"code":447,"name":"geography","parent":291,"scope":"Study of the earth's landforms, topography, and climate, the distribution of flora and fauna, and the distribution, culture, and activities of human populations."},{"code":574,"name":"image analysis","parent":189,"scope":"Pattern analysis of the shapes and textures of images to identify features and derive information about them."},{"code":713,"name":"mathematical modeling","parent":2285,"scope":"Operational representation of a system in which the characteristics and behaviors of the component processes, phenomena, or objects, understood using mathematical relationships, are represented by numerical values (measured or hypothetical), so that calculations carried out using them return numerical estimates of system parameters that were not measured directly."},{"code":1177,"name":"topological analysis","parent":189,"scope":"Branch of geometry concerned with the properties of objects that do not change even when deformed, twisted, stretched or otherwise changed in shape."}]}