A computer application that performs a task that would otherwise be performed by a human expert. For example, there are expert systems that can diagnose human illnesses, make financial forecasts, and schedule routes for delivery vehicles. Some expert systems are designed to take the place of human experts, while others are designed to aid them.
Expert systems are part of a general category of computer applications known as artificial intelligence . To design an expert system, one needs a knowledge engineer, an individual who studies how human experts make decisions and translates the rules into terms that a computer can understand.
- exploded view
A picture or diagram that shows the components of an object slightly separated, as if there had been a neat explosion in the middle of the object. Many spreadsheet applications can automatically create exploded diagrams such as exploded pie charts.
A tool developed by hackers that is used to perform malicious attacks on computer systems. They are usually scripts that are designed to exploit weaknessness in software over a network, most commonly the Internet. Zero-Day is a common type of exploit.
To format data in such a way that it can be used by another application. An application that can export data can create a file in a format that another application understands, enabling the two programs to share the same data. The two programs might be different types of word processors, or one could be […]
In digital photography, exposure is the unit of measurement for the total amount of light permitted to reach the electronic sensor during the process of taking a photograph. The two main controls your digital camera uses to control exposure are the shutter speed and aperture.
- exposure meter
In digital photography exposure meter is an instrument for measuring the amount of light falling on or being reflected by a subject, and usually equipped to convert this measurement into usable information, such as the shutter speed and aperture size required to take a reasonable photograph. See “A Quick Guide to Digital Cameras” in the […]