建立西安旅游形象空间认知模型。
The spatial cognitive model of the tourism image in Xi 'an is established.
学习者模型记录了学习者的认知过程，映射着学习者问题空间中的假设空间和实验空间；
The learner model is responsible to record the cognitive process of a learner, and implemented by mapping the learner's hypothesis space and experiment space.
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