Vertigo could be either from a peripheral (labyrinth and vestibular nerve) or a central disorder (central nervous system). Central vertigo is usually a result of an abnormal processing of the vestibular sensory input by the central nervous system. See the image below.
scatterhist(x,y) creates a 2-D scatter plot of the data in vectors x and y, and displays the marginal distributions of x and y as univariate histograms on the horizontal and vertical axes of the scatter plot, respectively. example.
scatter. vb. 1. (tr) to throw about in various directions; strew. 2. to separate and move or cause to separate and move in various directions; disperse. 3. (General Physics) to deviate or cause to deviate in many directions, as in the diffuse reflection or refraction of light.