Surveillance of the immediate surroundings using one's senses.

(humorous) gravity

(psychology) The ability, capacity, or skill to perceive, assess, and manage the emotions of oneself, of others, and of groups.

plural of artificial intelligence

A governmental agency that is devoted to the information gathering (known in the context as "intelligence") for purposes of national security and defense.

A computer system that uses techniques derived from artificial intelligence, particularly one in which such techniques are central to the operation or design of the system.

(computing) A field of study that covers traditional artificial intelligence together with neural networks and fuzzy systems etc.

plural of intelligent system

(espionage) Any resource by means of which intelligence is gathered.

plural of intelligence agency