【单选题】离散信源输出五个不同符号,若各符号概率分别为1/2、1/4、1/8、1/16、1/16,则该信源的熵为( )。
【简答题】Mrs. Black was a famous musician a few years ago. She 1 music at a school and her students did well in their lessons. They liked her very much. Now the old woman stays at home with her husband. The ol...
【单选题】离散信源输出五个不同符号,若各符号概率分别为 1/2,1/4,1/8,1/16, 1/16 ,则该信源的熵为多少( )。
【判断题】按钮盒行程开关都是主令电器,因此两者可以互换。
【单选题】离散信源输出五个不同符号,若各符号概率分别为 1/2 , 1/4 , 1/8 , 1/16 , 1/16 ,则该信源的熵为()。
【简答题】听下面一段话,回答1-2题。 1. Who is 'Mr. Rice Guy'? A. A famous cook. B. An actor C. A dancer. 2.What can we learn about 'Mr. Rice Guy'? A. He is good at cooking. B. He likes watching dinnertime show. C. He is l...
【简答题】一齿数z为25的直齿圆柱齿轮的分度圆直径d为100,则该齿轮的齿顶高为____mm,齿根高为______mm,全齿高为______mm.
【单选题】离散信源输出五个不同符号,若各符号概率分别为1/2,1/4,1/8,1/16,1/16,则该信源的熵为( )