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A world map showing areas with Köppen B classification (dry climates). The temperatures of the hot variants (BWh, BSh) of these climates have the potential to exceed 50 C (122 F) during the hottest seasons. According to the World Meteorological Organization (WMO), the highest temperature ever recorded was 56.7 C (134.1 F) on 10 July 1913 in Furnace Creek (Greenland Ranch), California, United ...
Cloud seeding. Cloud seeding can be done by ground generators, planes, or pigeons. This image explaining cloud seeding shows a substance – either silver iodide or dry ice – being dumped onto the cloud, which then becomes a rain shower. The process shown in the upper-right is what is happening in the cloud and the process of condensation ...
A sigmoid function is any mathematical function whose graph has a characteristic S-shaped or sigmoid curve . A common example of a sigmoid function is the logistic function shown in the first figure and defined by the formula: [1] Other standard sigmoid functions are given in the Examples section. In some fields, most notably in the context of ...
In probability theory and statistics, the beta distribution is a family of continuous probability distributions defined on the interval [0, 1] or (0, 1) in terms of two positive parameters, denoted by alpha (α) and beta (β), that appear as exponents of the variable and its complement to 1, respectively, and control the shape of the distribution.
