Patent ID: 8581840

Claim:
An apparatus comprising: a display to present a visualization comprising a plurality of elements; an input device to receive user input; and a processor to: detect a first user input received by the input device at a first location of the visualization; control the display to present a first indicator connecting the first location with a third location of the visualization; control the display to present a first value of a measure, the first value associated with one of the plurality of elements located at least partially at the first location; detect a second user input received by the input device at a third location of the visualization; control the display to present a second indicator connecting the third location with the second location of the visualization; control the display to present a second value of the measure, the second value associated with one of the plurality of elements located at least partially at the second location; determine a composite value based on the first value and the second value; and control the display to present the composite value at a fourth location of the visualization.