A method for driving a organic light emitting diode (OLED) multiple pixel display, the method comprising: retrieving a plurality of test pattern images from a data storage; each test pattern image within the plurality of test pattern images specifying different pixel intensity values for each pixel; displaying each test pattern image in the plurality of test pattern images on the multiple pixel display; determining a plurality of values of measured total electrical current, each value of measured total electrical current in the plurality of values of measured total electrical current being a respective measured total electrical current consumed by the multiple pixel display while displaying a respective test pattern image within the plurality of test pattern images; retrieving, for each respective test pattern image within the plurality of test pattern images, a respective baseline electrical current associated with the respective test pattern image from a test pattern total current measurements storage; determining, based upon the plurality of measured total electrical current values, a plurality of electrical current value differences, each electrical current value difference within the plurality of electrical current value differences comprising a difference between the respective baseline electrical current for the respective test pattern image and the respective value of measured total electrical current associated with the respective test pattern image, wherein the respective baseline electrical current is associated with a test pattern image displayed while determining the respective value of measured total electrical current; determining, based on the plurality of electrical current value differences and pixel intensity values of pixels in each test pattern image, a plurality of pixel aging characterization values, each pixel aging characterization value within the plurality of pixel aging characterization values indicating a respective percentage decrease in electrical current consumed by a respective group of at least one pixel of the multiple pixel display; determining, based upon the plurality of pixel aging characterization values, a display aging compensation matrix representing scaling factors to be applied to pixel intensity values; and applying the scaling factors of the display aging compensation matrix to pixel intensity values of each image to be presented on the display, the applying comprising multiplying the pixel intensity values of images to be displayed by the scaling factors. retrieving a plurality of test pattern images from a data storage; each test pattern image within the plurality of test pattern images specifying different pixel intensity values for each pixel; displaying each test pattern image in the plurality of test pattern images on the multiple pixel display; determining a plurality of values of measured total electrical current, each value of measured total electrical current in the plurality of values of measured total electrical current being a respective measured total electrical current consumed by the multiple pixel display while displaying a respective test pattern image within the plurality of test pattern images; retrieving, for each respective test pattern image within the plurality of test pattern images, a respective baseline electrical current associated with the respective test pattern image from a test pattern total current measurements storage; determining, based upon the plurality of measured total electrical current values, a plurality of electrical current value differences, each electrical current value difference within the plurality of electrical current value differences comprising a difference between the respective baseline electrical current for the respective test pattern image and the respective value of measured total electrical current associated with the respective test pattern image, wherein the respective baseline electrical current is associated with a test pattern image displayed while determining the respective value of measured total electrical current; determining, based on the plurality of electrical current value differences and pixel intensity values of pixels in each test pattern image, a plurality of pixel aging characterization values, each pixel aging characterization value within the plurality of pixel aging characterization values indicating a respective percentage decrease in electrical current consumed by a respective group of at least one pixel of the multiple pixel display; determining, based upon the plurality of pixel aging characterization values, a display aging compensation matrix representing scaling factors to be applied to pixel intensity values; and applying the scaling factors of the display aging compensation matrix to pixel intensity values of each image to be presented on the display, the applying comprising multiplying the pixel intensity values of images to be displayed by the scaling factors.