A method of summarizing a text by the following steps. Identifying the textual
units in the text. Selecting a first set of textual units and identifying its textual
units. Selecting a second set of textual units and identifying its textual units.
Determining how many textual units are shared between the first and second sets
of textual units. Selecting a third set of textual units between the first and
second set of textual units and identifying its unique textual units. Determining
the frequency of occurrence of the textual unit in the third set of textual units.
Determining the frequency of occurrence of the textual unit in the text. Determining
the proximity of the results of the last two steps. Calculating a score for the
first set of textual units. Assigning the highest score to the first set of textual
units. Selecting a numbers of first sets of textual units, according to score,
as the summary of the text.
