Neural networks have been used as a mechanism of knowledge acquisition for expert system in stock market forecasting with astonishingly accurate results.
神经网络已被用为股票市场预测专家系统的知识获取的一种机制，并取得了惊人的准确结果。
The key techniques of system include the selection of knowledge acquisition, knowledge representation, knowledge database structure and reasoning mechanism of this system and so on.
系统的关键技术包括系统的知识表示、知识获取、知识库的构造及推理机策略的选用等。
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