Given a robot cleaner in a room modeled as a grid. Each cell in the grid can be empty or blocked. The robot cleaner with 4 given APIs can move forward, turn left or turn right. Each turn it made is 90 degrees. When it tries to move into a blocked cel
Crashing Robots Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 9859 Accepted: 4209 Description In a modernized warehouse, robots are used to fetch the goods. Careful planning is needed to ensure that the robots reach their destination
概率图模型 HMM 先从一个具体的例子入手,看看我们要解决的实际问题.例子引自wiki.https://en.wikipedia.org/wiki/Hidden_Markov_model Consider two friends, Alice and Bob, who live far apart from each other and who talk together daily over the telephone about what they did that day. Bob is
1.旅游英语:预订机票情景对话及常用句型 目前,越来越多的人都选择以飞机为出行方式.但是如何用一口流利的英语订机票呢?这里我们替你总结了一些情景对话,还有一些常用的句型.大家都来学一学吧~A:Good morning. The United Airlines. What can I do for you?早上好.美国联合航空公司.我能为您做些什嘛?B:Yes, I'd like to make a reservation to Boston next week.是的,我想订一张下周飞往波斯顿的机
原文链接地址:http://www.52nlp.cn/hmm-concrete-example-on-wiki/ Alice 和Bob是好朋友,但是他们离得比较远,每天都是通过电话了解对方那天作了什么.Bob仅仅对三种活动感兴趣:公园散步,购物以及清理房间.他选择做什么事情只凭当天天气.Alice对于Bob所住的地方的天气情况并不了解,但是知道总的趋势.在Bob告诉Alice每天所做的事情基础上,Alice想要猜测Bob所在地的天气情况. Alice认为天气的运行就像一个马尔可夫链. 其有两个状