Apparatus or instruments to optimize neural network operations, to analyze data, or to predict the behavior of individuals or groups, namely, apparatus or instruments for navigation, audio-visual or other signal processing, weighing, measuring, detecting, inspecting, or recognizing people, places, or objects; apparatus or instruments for conducting, switching, transforming, accumulating, regulating or controlling the distribution or use of electricity; apparatus or instruments for recording, transmitting, storing, reproducing or processing sound, images, or data; software, hardware, or recordable storage media; algorithms or hardware-instantiated devices used for calculation, prediction, language processing, or signal processing, including traffic light switches, activity trackers, security surveillance, smartwatches, neural signal detection instruments, virtual reality apparatus, interactive feedback units, or engineered systems with artificial intelligence