皮皮学，免费搜题
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【单选题】
下列哪项不是坏死的结局:
A.
溶解吸收
B.
分离排出
C.
血栓形成
D.
机化包裹
E.
钙化
拍照语音搜题，微信中搜索"皮皮学"使用
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举一反三
【判断题】Today is Sunday, and I get up very early. The sun shines brightly, and the air is very fresh. So I go out to play football with my friends, we really have a good time together. About lunch time, the s...
A.
正确
B.
错误
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【简答题】设某离散平稳信源X，概率空间为 并设信源发出的符号只与前一个相邻符号有关，其联合概率为p(a i a j )如下表所示。 联合概率p(a i a j ) p(a i a j ) a i 0 1 2 a j 0 1/4 1/18 0 1 1/18 1/3 1/18 2 0 1/18 7/36 求信源的信息熵、条件熵与联合熵，并比较信息熵与条件熵的大小。
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【简答题】阅读短文，完成下列题目。 I'm Mary. It's my diary. Today is April 5th. I get up early. It's sunny and warm. It's my birthday. Today I'm very happy. In the morning, I climb mountains and visit grandparents with my ...
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【单选题】一个平稳信源 X 的符号集 A={0 , 1} ,产生随机序列 {x n }, 其中 P(x 1 =0)=1/3, 则 P(x 3 =1) 的概率是
A.
1/3
B.
1/6
C.
2/3
D.
1
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【单选题】范畴效应也称为 ,强调了短时忆信息提取中项目的组织问题
A.
选择性搜索
B.
系列搜索
C.
熟悉性效应
D.
平行搜索
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【简答题】读短文，判断正(√)误(×)。 It's April 14th today. It's windy and sunny. We go hiking with our teachers. The birds are flying in the sky. The rabbits are jumping on the grass. The fish is swimming in the river. L...
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【单选题】It's sunny today. Sam isn't doing his homework. He's at the park. He's playing with his friends. Look! He's kicking a goal. He's a good footballer! 4.Sam is _____.
A.
doing his homework
B.
playing ping-pong
C.
playing football
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【单选题】翻转客房床垫的周期一般是多久( )。
A.
一个月
B.
一个季度
C.
半年
D.
一年
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【判断题】A Changeable Day Today is Sunday, and I get up very early. The sun shines brightly, and the air is very fresh. So I go out to play football with my friends, we really have a good time together. About ...
A.
正确
B.
错误
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【简答题】若二元一阶平稳马氏源的符号转移概率为 那么符号的平稳分布为P X (0)=______，P X (1)=______；信源的符号熵为______比特/符号，信源的剩余度为______。对于n元m阶马尔可夫信源，其状态空间共有______个不同的状态。
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相关题目：
【判断题】Today is Sunday, and I get up very early. The sun shines brightly, and the air is very fresh. So I go out to play football with my friends, we really have a good time together. About lunch time, the s...
A.
正确
B.
错误
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【简答题】设某离散平稳信源X，概率空间为 并设信源发出的符号只与前一个相邻符号有关，其联合概率为p(a i a j )如下表所示。 联合概率p(a i a j ) p(a i a j ) a i 0 1 2 a j 0 1/4 1/18 0 1 1/18 1/3 1/18 2 0 1/18 7/36 求信源的信息熵、条件熵与联合熵，并比较信息熵与条件熵的大小。
查看完整题目与答案
【简答题】阅读短文，完成下列题目。 I'm Mary. It's my diary. Today is April 5th. I get up early. It's sunny and warm. It's my birthday. Today I'm very happy. In the morning, I climb mountains and visit grandparents with my ...
查看完整题目与答案
【单选题】一个平稳信源 X 的符号集 A={0 , 1} ,产生随机序列 {x n }, 其中 P(x 1 =0)=1/3, 则 P(x 3 =1) 的概率是
A.
1/3
B.
1/6
C.
2/3
D.
1
查看完整题目与答案
【单选题】范畴效应也称为 ,强调了短时忆信息提取中项目的组织问题
A.
选择性搜索
B.
系列搜索
C.
熟悉性效应
D.
平行搜索
查看完整题目与答案
【简答题】读短文，判断正(√)误(×)。 It's April 14th today. It's windy and sunny. We go hiking with our teachers. The birds are flying in the sky. The rabbits are jumping on the grass. The fish is swimming in the river. L...
查看完整题目与答案
【单选题】It's sunny today. Sam isn't doing his homework. He's at the park. He's playing with his friends. Look! He's kicking a goal. He's a good footballer! 4.Sam is _____.
A.
doing his homework
B.
playing ping-pong
C.
playing football
查看完整题目与答案
【单选题】翻转客房床垫的周期一般是多久( )。
A.
一个月
B.
一个季度
C.
半年
D.
一年
查看完整题目与答案
【判断题】A Changeable Day Today is Sunday, and I get up very early. The sun shines brightly, and the air is very fresh. So I go out to play football with my friends, we really have a good time together. About ...
A.
正确
B.
错误
查看完整题目与答案
【简答题】若二元一阶平稳马氏源的符号转移概率为 那么符号的平稳分布为P X (0)=______，P X (1)=______；信源的符号熵为______比特/符号，信源的剩余度为______。对于n元m阶马尔可夫信源，其状态空间共有______个不同的状态。
查看完整题目与答案