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Strabismus. Strabismus is a vision disorder in which the eyes do not properly align with each other when looking at an object. [2] The eye that is pointed at an object can alternate. [3] The condition may be present occasionally or constantly. [3]
Universalism in geography. Universalism, in human geography, signals the position that ideas of development produced in Western social sciences hold for all times and places. [1] Universalist thinking began in the Age of Enlightenment when philosophers decided on "truths" that could explain occurrences rationally and accurately. Development ...
Time geography. Time geography or time-space geography is an evolving transdisciplinary perspective on spatial and temporal processes and events such as social interaction, ecological interaction, social and environmental change, and biographies of individuals. [1] Time geography "is not a subject area per se", [2] but rather an integrative ...
Strategic geography. Strategic geography is concerned with the control of, or access to, spatial areas that affect the security and prosperity of nations. Spatial areas that concern strategic geography change with human needs and development. This field is a subset of human geography, itself a subset of the more general study of geography.
Theodolite. A direct-readout theodolite, manufactured in the Soviet Union in 1958 and used for topographic surveying. A theodolite ( / θiˈɒdəˌlaɪt /) [1] is a precision optical instrument for measuring angles between designated visible points in the horizontal and vertical planes. The traditional use has been for land surveying, but it is ...
Atmospheric correction is the process of removing the scattering and absorption effects of the atmosphere on the reflectance values of images taken by satellite or airborne sensors. [1] [2] Atmospheric effects in optical remote sensing are significant and complex, dramatically altering the spectral nature of the radiation reaching the remote ...
The Maddox rod test can be used to subjectively detect and measure a latent, manifest, horizontal or vertical strabismus for near and distance. The test is based on the principle of diplopic projection. [1] Dissociation of the deviation is brought about by presenting a red line image to one eye and a white light to the other, while prisms are ...
Geomatics is defined in the ISO/TC 211 series of standards as the " discipline concerned with the collection, distribution, storage, analysis, processing, presentation of geographic data or geographic information ". [1] Under another definition, it consists of products, services and tools involved in the collection, integration and management ...