The more a customer uses the product, the more value she derives, the higher the switching costs are, and at some point she’ll hit a usage limit and convert to a paying customer.
On the other hand, the watchful limit and the switching control for running state in the network were introduced, which combined the ART2 network's unsupervised training ability.
另一方面结合ART2神经网络无师学习的特点，引入了网络警戒门限和运行状态切换控制。
3
When main ventilator of mine is switching, high outburst mines will appear over-limit phenomenon of gas concentration in short blowing-out time of switching ventilator.