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.
scatterplot. a plot in rectangular coordinates of paired observations of two random variables, each observation plotted as one point on the graph; the scatter or clustering of points provides an indication of the strength of the relationship between the two variables. 1  Facebook.