Time History 1
Time History 1 : The sequence of values of any time-varying quantity (such as a ground motion measurement) measured at a set of fixed times. Also termed time series. Examples are accelerograms, seismograms or rcordings of the displacement of a point in a structure. Tomogram An image of (usually a slice through) the interior of a body (in this case, the Earth) formed using tomography. See Curtis and Snieder (2002)