专家系统是人工智能的一个分支。这些系统试图通过一套规则来获取专家的知识。大多数规则都是用自然语言表述的。但是,它们需要由规则引擎来解释,因此它们是经典的if-然后-否则形式的语句。
IF
THEN
ELSE
这个专门的专家系统将保存药物和病人。每条规则都根据病人的属性给出建议,这些属性存储在数据库中。
例如:
IF (PatientWeight < 50 AND PatientSex = Male AND DaysInTreatment = 0)
THEN SUBSTANCE_X = 10
IF (PatientWeight < 50 AND PatientSex =
专家系统如何区分下列情况?如果有的话,我们怎么能包括一个句子的一些意义呢?
A machine needs 1 day to produce x units, and,
we know that two machines like the first would need 1/2 day for x units.
但是,如果:
a truck transports a container from a to b in 1 day,
but two trucks won't transport the same container in half the time.
但是,如