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Implant technology |
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Kevin Warwick at the University of Reading works on implant technologies which could enhance or modify functions of the limbs and the brain, or bring back functionalities lost, for example, in an accident or as a consequence of a stroke. Implants are also used for identification in "intelligent buildings" where they serve to control "personnel flows". However, the real potential of electronic implants seems to lie in the field of electronic drugs. The basics of the brain computer interface are already explored, and there are now efforts to electronically modify the function of the mind. Large software and IT companies are sponsoring this research which could result in the commercialisation of electronic drugs, functioning as anti-depressants, pain killers and the like. Evidently, the same technologies can also be used as narcotic drugs or to modify people's behaviour. The functioning of body and mind can be adapted to pre-defined principles and ideals, their autonomous existence reduced and subjected to direct outside control.
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Expert system
Expert systems are advanced computer programs that mimic the knowledge and reasoning capabilities of an expert in a particular discipline. Their creators strive to clone the expertise of one or several human specialists to develop a tool that can be used by the layman to solve difficult or ambiguous problems. Expert systems differ from conventional computer programs as they combine facts with rules that state relations between the facts to achieve a crude form of reasoning analogous to  artificial intelligence. The three main elements of expert systems are: (1) an interface which allows interaction between the system and the user, (2) a database (also called the knowledge base) which consists of axioms and rules, and (3) the inference engine, a computer program that executes the inference-making process. The disadvantage of rule-based expert systems is that they cannot handle unanticipated events, as every condition that may be encountered must be described by a rule. They also remain limited to narrow problem domains such as troubleshooting malfunctioning equipment or medical image interpretation, but still have the advantage of being much lower in costs compared with paying an expert or a team of specialists.
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