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设有如下规则： r1：E1→H1(LS1=2，LN1=0．001) r2：E2→H1(LS2=100，LN2=0．001) r3：H1→H2(LS3=65，LN3=0．01) r4：E3→H2(LS4=300，LN4=0．01) 已知：O(H1)=0．1， O(H2)=0．01 C(E1／S1)=3， C(E2／S2)=1 C(E3／S3)=－2 求：H2的后验几率O(H2／S1，S2，S3)=?
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【单选题】The term "homeless" can be used to define different situations, which includes .
A.
street people who sleep in subways, bus stations, parks, cars, or the streets and have roamed the streets for months or even years
B.
people who are utilizing shelters operated by local authorities or private charities
C.
people who sleep in hotels
D.
both A and B
【单选题】Define the measurement principle.
A.
Accounting records should all be reported in a single currency.
B.
A business will continue to operate into the foreseeable future.
C.
Items must be recorded at their historical cost.
D.
Transactions should be recorded on the basis of objective evidence where different people looking at the evidence would all arrive at the same conclusion.
【简答题】稀疏矩阵一般的压缩存储方法有两种,即 和 。
【简答题】How does Tan define the term “writer”? List at least three other different definitions and compare them.
【多选题】进行沉降观测的建筑物，应埋设沉降观测点，沉降观测点的布设应满足的要求有 ( )。
A.
沉降观测点的设置形式
B.
要满足一定的观测精度
C.
沉降观测点的数量
D.
沉降观测点的位置
E.
要具备检核条件
【多选题】进行沉降观测的建筑物，硬埋沉降观测点，沉降观测点的布设应满足的要求
A.
沉降观测点的设置形式
B.
要满足一定的观测精度
C.
沉降观测点的数量
D.
沉降观测点的位置
E.
姚具备检核条件
【多选题】进行沉降观测的建筑物，应埋设沉降观测点，沉降观测点的布设应满足的要求( )。
A.
沉降观测点的设置形式
B.
要满足一定的观测精度
C.
沉降观测点的数量
D.
沉降观测点的位置
E.
要具备检核条件
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