A test person is compared to a reference person by comparing detailed information regarding the configuration, capabilities and usage of computers - such as installed hardware devices, makes and models and firmware versions of such hardware devices, installed software, versions of installed software, and usage logs - used by the respective individuals. In effect, each person's computer is considered a proxy for the person herself, representing countless purchasing, maintenance, pastime choices in the configuration and use of a thoroughly complex personal and professional tool.
Computer-based comparison of human individuals