1. An apparatus comprising: a plurality of interferometers wherein the plurality of interferometers enable interference of an electromagnetic input signal, and the plurality of interferometers is provided on a single chip; and a plurality of sensors configured to provide a plurality of sensor output signals to the plurality of interferometers to control the interference of the electromagnetic input signal by the plurality of interferometers, wherein different sensors within the plurality of sensors are configured to sense different types of characteristics such that the plurality of sensor output signals provide an indication of a plurality of different types of sensed characteristics, wherein the plurality of interferometers are configured to receive the electromagnetic input signal and receive the plurality of sensor output signals from the plurality of sensors to enable the sensor output signals to control the interference of the electromagnetic input signal by the plurality of interferometers, and wherein the plurality of interferometers are configured to provide a first output signal when the plurality of different types of characteristics sensed by the sensors correspond to a first context and a second output signal when the plurality of different types of characteristics sensed by the sensors correspond to a second context.